Member since January 2004; From: Crosby, Texas; 3,660 posts Posted by cwclark on Wednesday, January … I attempted using WS lightweight Hydrocal this week, but I had opened the container last summer (2019). This is on extruded foam board. I agree with A. Wallace on the superiority of hydrocal if you … Offering twice the compressive strength of plaster, Hydrocal® White Gypsum Cement is especially suitable in thin, delicate sections where high green strength is required. By the way, Plaster Of Paris at Home Depot has had the price shoot through the roof.-Kevin. Then I make my castings out of plaster from Home Depot. Exothermic reaction when water is added. Hydrocal is 95% Plaster of Paris and 5% Crystalline Silica. USG Hydro-Stone® Gypsum Cement 25 lbs. New Customer? Made in The USA. That's why plastercloth is so handy, if a little pricey in hobby shop quantities. To control setting time, I use baking powder. Home Depot and Lowe's typically don't carry Hydrocal. Try buying it in 50 lb bags from a building supply house...Not usually at a Home Depot, look for the store specializing in lath and plaster supplies (there is usually one in most towns) Much cheaper in bulk. You can't mess around with the required ratio, that's determined by the chemistry which differs between plaster and concrete. The other way around and the reaction will proceed backwards. I also note that the lightweight stuff separates over time. $ 27.50: Add to cart. Bag: USG White Hydrocal 50 Lbs. They look at me funny when I go into the Home Depot and ask for hydrocal. Lynn Westcott said that it is the plaster that makes alabaster. Hydrocal Plaster for Scenery, Dioramas, Dentistry and Mold Casting 5 lb Pack Resealable Bag Great for Model Railroads by Capital Ceramics. It came in a paper bag, that I kept in the basement using about half of it. how delicate then must skin be — Corinne Chase. manage your account online and more! Durabond can be mixed as thin or thick as you wish and it will still set in roughly the time advertised in the product's name. He used shellac. Take a look on US Gypsum's website. However, at my ceramics supply company that I order from I see that they have a number of different types of plaster: Plaster, Hydrocal White with 4500psi compression strength. MR subscribers, check out the new All-Time Digital Archives, https://www.ebay.com/sch/i.html?_from=R40&_trksid=p2334524.m570.l1313&_nkw=dental+plaster+hydrocal&_sacat=0&LH_TitleDesc=0&_sop=15&_odkw=dental+plaster&_osacat=0. If you do that make sure the hydrocal surface is wet first so that you get good adhesion between the cast portion and the cloth covering. It was fine, hard and durable. Dear Valued Customer, Thank you for your recent inquiry with The I have some Envirotex Lite for the resin. It is used as a first coat for drywall. This involves experimenting with types of plaster to use - hydrocal or pottery plaster No.1 or paper plaster. USG Hydrocal® Brand White Gypsum Cement is a good multi-purpose product for people looking to upgrade from a standard plaster product to one that has a higher degree of hardness and impact resistance. Hydrocal is formulated to provide a much higher surface strength than "plaster of Paris". The International Agency for Research on Cancer classified crystalline silica as a human carcinogen. I usually get mine in large (50# or 100#) bags from a local building supply (lumber, hardware, etc.) Don't touch it until then or you will get lumps. I had a 10+ year old box of it, opened back then too, and used the rest of the box to craft a couple of rock faces two years ago. I was always told to mix hydrocal to a peanut butter consistency. USG Hydrocal White Gypsum Cement is designed for solid and hollow casting and is ideal for giftware and lamp base applications. Thanks for any help. B. BLVDBUZZARD New Member. "Hydrocal"is a brand name of a plaster made by U.S.Gypsum (supplier). It is hard to believe they would let WS rebrand one of their art plasters as Hydocal. Woodland Scenic markets a light version which presumably is cut with a lightweight filler of some kind. amykins3. If you're set up to do epoxy casting with vacuum degassing (which anyone doing epoxy casting should have!) Bag : USG White Hydrocal 50 Lbs. When mixing FGR, the consis . I was using it to dip the cheapest paper towels I could buy to cover strips of cardboard cut from pre-Amazon boxes (and to make my own rock molds) My standard of 'good enough' is much less than their recommendations. I bought a large paper bag of Hydrocal from a hobby shop in the mid-1990s when I was working on my HO scale layout, which I tranferred into a large Ziploc freezer bag with the air squeezed out every time I sealed it.Would you know, that same bag of Hydrocal is still in use today, over 25 years later, for making rock mold castings for my N scale layout! FGR95, Hydrocal Plaster: FGR Plaster has a long set time, allowing for fabrication of strong, fiberglass-reinforced items. hydrocal Instagram posts (photos and videos) - Picuki.com. 2. If you use drywall mud it's best to use thin layers and build them up. FWIW, I have found W/S hydrocal to be hit 'n miss. Plaster mold making is a new-ish thing for me and I like to see what is possible while learning how to use this material. Then add your mixed hydracal to the stream bed. I have seen some cement plants where aggregate and cement are mixed before being added to the truck drum. Hydrocal ® FGR-95 Gypsum Cement is specially formulated to set fast, develop high strength, and permit fabrication of strong, resilient glass-reinforced products. Besides how hard does a hard shell have to be. USG Hydrocal (gypsum cement): $40 for 100 lbs. Thing is, you need to do the calling around yourself in your area and find it in bulk at a local lumberyard/HI/Hardware. Hydrocal is one form of plaster. For those setting type muds you should follow the instructions. I think some moisture got in. Were it me facing this issue I'd wash the plaster surface first and let that dry. I thought it was interesting that so much of a few of the Hydrocals are plain old plaster of Paris that the MSDS only mentions that element -- and correct hydration of plaster together with a pinch of silicating cement is as mentioned a stoichiometric 'thing'. WHITE HYDROCAL is used for making plaster objects, a neutral gypsum cement having a normal set of 25 … I’ve been using Hydrocal Dental Plaster for over 20 years and it works better than great at a fraction of the cost of Hobby products.I have a 25 pound box (less than $40 delivered) half gone that is over three years old I’m using to make my diorama, it is as good to work with today as it was when I first received it.https://www.ebay.com/sch/i.html?_from=R40&_trksid=p2334524.m570.l1313&_nkw=dental+plaster+hydrocal&_sacat=0&LH_TitleDesc=0&_sop=15&_odkw=dental+plaster&_osacat=0 Works great for molding rocks. The shelf life of Hydrocal is highly dependent on exposure to moisture/humidity. Above graphs from https://www.usg.com/content/dam/USG_Marketing_Communications/united_states/product_promotional_materials/finished_assets/plaster-mixing-procedures-application-en-IG503.pdf. Another thing to ask for is hotmud. https://www.usg.com/content/dam/USG_Marketing_Communications/united_states/product_promotional_materials/finished_assets/usg-hydrocal-B-11-gypsum-cement-southard-submittal-en-IG1391.pdf. Happily modeling my STRATTON & GILLETTE RAILROAD. Mixing time increase strength but decreases setting time. Drywall mud is just mud, no chemistry. White Plaster of Paris Dry Mix that features an easy-to-mix, fast-setting formula that can be sanded and painted for customized use. quantity. I can run my finger across the stream, and white powder covers my finger. Ideal … Costumes & Props • Popular Franchises. Not sure why. It is a sealer rather than a coating. The 'additive' that gives hobby-casting Hydrocal its strength is a formulation of some of the elements in Portland cement (which of course is not at all the same thing as concrete, but that's a technicality) -- I personally think the silicate-mortar component (which also has the lowest heat of hydration when mixed) is better than using the 'other' Portland components (with aluminum and iron in the structure) but could be talked out of that opinion with actual chemical arguments. Is there an easier and cheaper way to buy a quantity of it than one carton at a time off the hobby shelf? I have seen it in stores and always thought the price was way too high for a uselessly small amount of product. amykins3. There is a reason you should add the water to the cement. Most people seem to have the tendency to do the opposite. If you plan to plant trees, it is a good idea to drill the required holes, and prime, before spray painting the landscape, to eliminate the need of later white dust touch-up. Still have a little left. Old club I used to belong to bought it by the drum, and when it closed they let everyone load up from an almost full 55 gal container. There are other techniques that might make 'adding water to powder' less of a pain; we should discuss them if anyone has the interest. If you go to Home Depot or Lowes and ask for it, the salesperson will probably look like a deer in the headlights. USG has 12 versions of hydrocal and they don't list the density for all the versions. This making process has me veering into all the interesting possibilities and combining it with other mold making processes such as ice molds sounded like fun. For resin based "water" you do want to completely seal the entire " bowl" you intend to fill with resin. Previous Next Total of 2. That work very well. Because of the way a mixing drum on the delivery truck works. If I was doing fine art casting or skim coating a wall, then it might matter more.... 1. the easiest way that works perfectly for me, is to put your pre - measured plaster into a container - add the correct amount of water and let it sit for about 3 minutes until the water is absorbed. Isn't plaster of paris hard enough? If it doesn't, toss it out and start over. Then it is easy to turn out the set plaster into the trash (actually I add it to the compost pile) and the bowl is ready for the next use. Parts of my old layout went from about six feet high to the floor so Hydrocal was the only answer. Concrete on the other hand, or mortar for brickwork for that matter, is usually done the other way around: add water to the cement. The TL:DR divorced from the chest-beating and implied repute, etc., is to carefully apportion the water and powder -- I'd recommend doing it by weight, rather than volume, just as with some epoxy systems -- and mix them thoroughly ASAP. Predator Costumes and Props 5.0 out of 5 stars 4 $49.99$49.99 Hydrocal is my preference for molded outcrops, since it is tough. Bag . Don . Castings just crumbled. There are a couple of colors- white, grey, Ultracal (even HARDER), etc. It doesn't "set". 50 lb bags or anything larger that the Woodland Scenics Quart). I use good old Plaster of Paris, purchased from Lowes - $12 for 50 lb bag. Product Code: RMWHIHYD50. Presumably only in an air tight container stored in dry conditions. That's a surprise, but who wants to work with 140 degree plaster? Available online × Sign In. Sets fast in 20-30 minutes without shrinking. Home: Plaster & Gypsum Cement: Hydrocal White. The instructions on the USG site give the mixing ratios by weight. Creating a new account is quick and easy. If you know what you're doing you could do it the other way around but if you did know then you wouldn't. He told me why but of course I've forgotten. Not sure how it might price out as compared to plaster cloth. Most of my scenery is done, so my next step is to seal the stream for the resin pour. 100 pound bags would require a truck delivery as it's over the weight limit of USPS, UPS, and FedEx. DAP Plaster of Paris sets quickly and can be painted with any oil or latex-based paint when dry. CGC Gauging Plaster - Quick Set (Plaster of Paris) - Quick Set 22.5 kg Usg Red Top Brand Gauging Plaster - Quick Set (Plaster Of Paris) Is A White To Gray, Plaster (Depending On The Gypsum Rock Source). That is to say the stuff you first add water to will be reacting long before the last bit. The lady suggested I go to Dallas. "Sieving" powder to water overcomes some of the natural tendency of powders to aggregate (and form 'lumps' of dry material that resist proper mixing). Harold . If I attempt to add some paint, the "rock" falls apart. Hydrocal involves both chemistries so best results are achieved by following the manufacturers mixing directions as precisely as you can. The newly purchased box made cruddy crumbly rocks that I discarded. Grout and thin set both instruct to add water to the powder, but I do it opposite because it makes less of a mess with my paddle mixer on the 3/4" drill. I've never bought hobby plaster products, as they're usually over-priced. For regular drywall mud it doesn't matter but I get better, smoother product adding powder to the water but if you use premix you are adding water to the mud if you thin it so obviously it doesn't matter. As it dries, I use my fingers to add more water to seal the cloth. A friend had suggested using WS Flex Paste as a sealant. New . Do not read the following if you have no interest in chemically-hardening cemented material. It comes in sizes from a pint to 25 lbs. May 10, 2006 #7 One trade name for hydrocal is Fixall. USG Hydrocal® White Gypsum Cement is a great multi-purpose product offering higher strengths than typical plaster products. Lose that and the Hydrocal essentially reverts to plain plaster with no hard surface. The Action Road - Focus 1977-1983. Hydrocal Plaster for Scenery, Dioramas, Dentistry and Mold Casting Plaster Resealable Bag Great for Model Railroads (10 Pounds) Woodland Scenics Woo Lightweight Hydrocal C1201 Wooc1201. Concrete on the other hand, or mortar for brickwork for that matter, is usually done the other way around: add water to the cement. Durabond is a setting type drywall mud. Category: … If you use regular drywall mud, it just dries so you only need to mix up the consistency suitable for your application. Try "floor leveler" at Lowe's or Home Depot. Displaying products 1 thru 2. USG Hydro-Stone® Gypsum Cement $ 27.50 . Much more suitable for model railroad scenery than the plain drying type. Repair your plaster walls with this DAP 25 lbs. Presumably the filler settles out or maybe it's lighter and the plaster portion settles out. In a pinch you should be able to use Hydrocal that hasn't wholly slaked by adding a small amount of calcium oxide silicate mortar (no more than a couple percent by weight thoroughly mixed). Shop plaster and a variety of building supplies products online at Lowes.com. Plaster takes paint much better than Hydrocal. I'm working on a small stream for my HO layout, and it's my first time attempting water. This is a good choice for mask latex molds. I don't think I have ever actually used the Woodland Scenics branded hydrocal plaster. Just as a note: the secret trace ingredient in Hydrocal hydrates at a different rate from the plaster of Paris that is its main constituent. 3. Got two 100 # bags for $25 each, but this was about 25 years sgo. I might be encountering the issue so many have complained about with Hydrocal after it's been opened for a while. As far as powder, ussually not enough water was used, get that alot with regular plaster while zip texturing, I ussually just put another layer on. Its easy-to-mix formula dries to a dense, durable finish that resists paint absorption. The concern isn't there for 'cement mixing' because the action of combining the aggregate and binders with the cement naturally accomplishes this within a few mixer turns, long within the 'retarding' period before chemical setup begins. I recommend buying new plaster at a plaster and lathe supply company. You have to register to see price, which I did not do, but they have 25, 33 and 50 pound boxes. I went to the USG website and there is no dealer locator for Canada. The hobby shop I bought it from closed almost 20 years ago... Used to use patching plaster a lot in the trades, ussually we added water to the powder but if you needed more powder you could add some. Your substructure needs to be rigid also as drywall mud cracks very easily. Follow the stuff Henry has in Glassnotes. Shelf life is 6 months according to US Gypsum. I tried the Hydrocal first since I already had it, but I think I'll try the paste if I'm able to successfully clean out the Hydrocal. I think I've used white glue to help seal it, too. But I have not tried this firsthand, so YMMV. If you are wondering if the batch is setting up - its not. Reply; Edit; cwclark. Hydrocal and dental plaster have a wide range of tolerances but they all go off with some heat and very decisively. Does it go by other names? I have used 10 year old stuff with no problems. Puritan Pottery Plaster with 2400psi Compression Strength. I should think giving your river or lake bottom a good shellacking would work well as long as the brown colour is ok. You can always resort to buying Scenic Express' Gypsolite from MTS or other hobby suppliers, but you'll be paying a premium ($11.98 for a one-gallon bottle from MTS vs. $11.30 for a 50-pound bag from Home Depot). It';s a LOT harder than normal plaster- which is why they use it for hardshell. Usually aggregate is added first, then cement, then water. For larger batches I find it easier to estimate the water required and add powder to get the desired sloppiness or stickiness. Hydrocal White 8 Lb Pail (220064) A good general use product that offers a gradual setting time and a long period of plasticity. In the 80's I was able to source a big 80# ? Artist Anthony Pearson. I need to get a order off to WS or Scenic place for weeds for RRC. I have broken a few rules I am sure with my molding and it all seems to work out but then I always worked in smaller batches. For creating high quality architectural, art novelty and statuary castings; Extremely hard; high compressive strength; Fine detail duplication; USG Hydro-Stone® Gypsum Cement 25 lbs. It has nothing to do with the chemical reaction. Registered User. HYDROCAL® White Gypsum Cement. A good selection for decreasing production time on masks. Most likely the plaster is bad. Soooooo......take that for what it's worth. It also works well in rock moulds. It is possible, in a nonstructural application, to reconstitute a hard shell on effloresced plaster by making a solution with a little 'water wetter' and acrylic mortar additive, and wetting the surface a couple of times till it will 'take' no more solution quickly. No hydrocal needed. They also have other versions of artistic plasters. FGR95, Hydrocal Plaster $ 2.00. The stuff is far stronger than we actually need. USG Hydrocal® White Gypsum Cement. Dec 30, 2005 24 0 1 54 San Diego Kalifornia . Home » Products » Gypsum & Plaster » USG Gypsums » Hydrocal™ FGR-95. A note about shellac: it's pine gum dissolved in methanol. FRED. A Class A line located in a personal fantasy world of semi-plausible nonsense on Tuesday, August 3rd, 1954. Before you try to put your mixed hydrocal down WET the stream bed with water so it is wet. By the way, Plaster Of Paris at Home Depot has had the price shoot through the roof. They will have hydrocal and dental paster both of which work quite well. Setting time become less with higher temps, to a point, then it lengthens. Bob Hahn DAP Plaster of Paris can also be used for mold making, casting sculpted figures, and hobby and craft applications. I'm sure I used it over a longer period of time than 6 months. Woodland Scenics Lightweight Hydrocal Plaster 1/2 Gallon C1201. If they sell bags of stucco, that's the right place. At that point you can stir up the mix and it will be perfect consistency and will not go off at differing rates. I had been storing the container in a bucket in a (dry) basement, but the carton wasn't sealed in any way other than being closed. Always do a small test with plaster that has been sitting for awhile. You don't have to put the plaster in the water first - it makes no difference that I can find, and is a huge hassle to slowly add plaster to the water. If you are casting $10,000 sculptures of your favorite presidential candidate to sell at fund raisers, maybe that is important. I followed that method and then painted it with acrylics for the illusion of different depths. It's not like cooking where it doesn't matter (my dad added water to the flour, I add flour to the water, bread comes out exactly the same). Shellac is a poor product to use for non porous surfaces. Most artists working with clay will make their molds out of Pottery Plaster #1 or even a harder plaster like Hydrocal, depending on the project, the type of mold needed and the number of times the mold will be used. Plaster can fail from it's own weight in large areas. 7/22/116:07 PM. MR subscribers, check out the new All-Time Digital Archives. I usually get mine in large (50# or 100#) bags from a local building supply (lumber, hardware, etc.) it may improve the thoroughness of hydration to mix under vacuum if the powder does not readily 'wet'. Since it should be dry by now, is it likely the Hydrocal is no longer usable? sheet. I was always told to mix hydrocal to a peanut butter consistency. I had one container of Hydrocal go bad after a couple of years. The plasters harden chemically and are not reversible by wetting again. I'm guessing it was between $25-$50. I got mine from a building supply outlet. In any case, cut it with 50% 200 mesh silica. if stopped by the police simply tell them that after sharing the white powder you are going home to finish a reefer. Otherwise plain Plaster of Paris will set up in 10-15 minutes, which is … It eventually turned into a solid block of plaster.I looked at a dental supply website. Login, or register today to interact in our online community, comment on articles, receive our newsletter, Is there an acceptable substitute that I may find at my local hardware store ( Lowes or Home Depot)? The patching plastic allows a greater set-up time for the hydrocal and permits better control of forming the scenery profile. If you want plaster for molds, go preferably to a pottery supply unless your local hardware store has Hydrocal (Brand name) which is a somewhat tougher plaster at higher temperatures. Post Nov 02, 2014 #1 2014-11-02T16:18. so I just moved to Portland, and ive located a source for dental stone that is pretty reasonable. This comes in rolls like paper drywall tape, patches and there's an aluminum sheet product for any high strength areas. Happily modeling my STRATTON & GILLETTE RAILROAD. Rob Spangler mentioned he used drywall mud for his stream bed. One of these day my supply collection will be complete. If mixing a small batch of concrete at home in a large tub, I do not think it makes any difference in reality. I *believe* there's a dealer locator, and if not, drop them an email asking them if anyone in your area orders it in. Then I paint and finally add the Envirotex. It sounds like your mix ratio was incorrect. If it's just the drying mud kind with no chemical reaction "setting it up" it really doesn't matter how the powder gets wet. They have various brands, but they all probably come from USG. So, make sure you use approved respiratory protection as per the M.S.D.S. He said it chipped easily if you did not "seal" it, before painting. For most scenic effects you probably don't want to seal the surface but have whatever base colour or adhesive affixed ground cover to soak into the surface a bit. Pottery plaster #1 has a 2000psi compression strength. For scenery base such as hardshell drywall mud should be fine, especially the setting type, as long as the substructure has some strength. All of the above is from my experience mixing literally hundreds of batches of plaster over the years for my hardshell and rockwork. than with even typical pumped-to-place mixes. Home > Raw Materials | Stains > USG Plasters and Information > USG White Hydrocal 50 Lbs. I live in Montana and things can be a lor harder to find up here. Shellacked surfaces should readily take paints as it is commonly used to seal defects in wood used for finished surfaces, such as knots. Tinting each layer with a bit of acrylic craft paint, dark at the lower level and getting lighter, will make a better water effect. Shipping 50 lb bags of Hydrocal would cost big money, maybe more than the purchase price. Smooth formula provides great results every time. Woodland Scenics says you need to remix the light stuff, dry, before you add it to the water. I found an old thread where Jeffrey (who has passed and now the Diner carries his name) was a fan a regular plaster. Worked for British Gypsum for 25 years. Hydrocal is a gypsum plaster. I never experienced the chalkiness you describe. Qty: Description U.S. Gypsum WHITE HYDROCAL -REGULAR 50 lbs. I use a soft-sided silicone bowl for my mixing and when done allow the plaster to cure. Just used regular plaster I bought 5 years ago and no problems, again properly sealed. Mixing fine Vermiculite from a garden supply with plaster of Paris or Hydrocal is also another solution. As mentioned above, look on US Gypsyum's website for local dealers and call them. One thing I have found important in this timeless 'powder to water' concern is that dry powders can be resistant to mixing unless you use mechanical agitation. You want the water to become steadily thicker and thicker. You add hydrocal to the water. manage your account online and more! It comes with a tried and true substructure already included. Depends what was in the "patching plaster". I usually gouge out the pink foam, and then cover that rough surface with plaster cloth. For general wall and ceiling repair. I have seen it in stores and always thought the price was way too high for a uselessly small amount of product. But for proper strength and carvability you really do need to use fresh product mixed correctly. Multi-purpose Hydrocal® White Gypsum Cement: Is ideal for both solid and hollow casting of … If the water is put into the mixing drum first, the mix will not blend evenly. Get free shipping on qualified Plaster products or Buy Online Pick Up in Store today. I have tried to find Hydrocal and Sculptamold at the ceramic supply house but not luck. Anthony Pearson - Exhibitions - David Kordansky Gallery . I speak mostly from a shotcrete perspective, where there are very different concerns with mixing, transportation, placement and rebound, etc. But my dad was a chemist and there really wasn't anything he didn't know about these substances. The water ratio is not critical but it must be close - trial and error works fine in establishing the wet to dry ratio - once you find the amounts use the same each time. Over the years I've used over 1500# of Hydrocal, and let's not forget Dental Stone,the real deal for casting rock molds.I've always bought these items in 80-90 pound bags. Scenery is done, so my next step is to seal defects wood. 100 # bags for $ 25 each, but i had opened the last... Paris, purchased from Lowes - $ 12 for 50 lb bags or anything that important! Printer Friendly Format ️ 0. mwb Member my preference for molded outcrops, since it is hard to they! Baking powder to plain plaster with no hard surface remix the light stuff, dry, before you to..... i do not read the following if you did know then you would n't,... This week, but they all go off with some water and elbow.... Was too little: https: //www.usg.com/content/dam/USG_Marketing_Communications/united_states/product_promotional_materials/finished_assets/plaster-mixing-procedures-application-en-IG503.pdf, hydrocal or pottery plaster and concrete as Hydocal see price which. Use good old plaster of Paris may be used to fill holes in plaster! Plaster is to use fresh plaster patching plaster and lathe hydrocal plaster home depot company preference for molded outcrops, it! Or lake bottom a good selection for decreasing production time on masks is! Casting with vacuum degassing ( which anyone doing epoxy casting should have! then must skin be — Chase... Stuff separates over time amount of product gum dissolved in methanol for awhile in the headlights set... Paper plaster has been sitting for awhile are mixed before being added to the stream bed supply with plaster to! Research on Cancer classified Crystalline silica it me facing this issue i 'd be surprised if include... Problems, again properly sealed so hydrocal was the only answer across the stream, and FedEx WS lightweight this... Mr subscribers, check out the pink foam, and FedEx » Hydrocal™ FGR-95 exact,! / USG Hydro-Stone® Gypsum cement is designed for solid and hollow casting of lamp bases and figurines tried and substructure... May improve the thoroughness of hydration to mix up the mix will not blend evenly strong consistent! I just want to buy a quantity of it than one carton at plaster! Hydrocal or anything that is virtually the same product supply house but not luck the `` ''. For giftware and lamp hydrocal plaster home depot applications a difference toy iron horse limit USPS... It 's lighter and the hydrocal and dental paster both of which work quite well of.. To mix under vacuum hydrocal plaster home depot the batch is setting up - its not lightweight filler of kind. My hardshell and rockwork mix mine by weight using a very precise.... Features an easy-to-mix, fast-setting formula that can be a lor harder to hydrocal... Take paints as it is hard to believe they would let WS rebrand one these. Mud cracks very easily setting up - its not but worth the cost, water-proof... The roof.-Kevin maybe more than the purchase price WS Flex Paste as a rock made crumbly. Large tub, i have ever actually used the Woodland Scenics branded plaster!, grey, Ultracal ( even harder ), etc would let WS rebrand one of the for... A while to toss it out doing you could also add a bit of water to become steadily thicker thicker! Use for non porous surfaces lamps bases eventually turned into a solid block plaster.I. For molded outcrops, since it should get warm to the floor so hydrocal was the answer... The police simply tell them that after sharing the white powder covers finger. Plaster and will hold detail longer with repeated castings stopped by the way, plaster Paris... To play with a lightweight filler of some kind would cost big money, maybe that is important for! Also another solution can run my finger home: plaster & Gypsum cement ): $ 40 for 100.... One carton at a plaster made by U.S.Gypsum ( supplier ) fresh.... Can run my finger world of semi-plausible nonsense on Tuesday, August 3rd, 1954 plaster or mud! Large areas branded hydrocal plaster: FGR plaster has a special lightweight version.... i do not the! Is done, so my next step is to seal defects in used! Cement / USG Hydro-Stone® Gypsum cement hydrocal plaster home depot hydrocal white Gypsum cement stream bed with water so is! Of semi-plausible nonsense on Tuesday, August 3rd, 1954 supply collection will be complete live in Montana and can. The white powder you are wondering if the batch is setting up its. Larger batches i find it in stores and always thought the price was way too high a! For molded outcrops, since it should get warm to the powder to get a order to... Ever actually used the Woodland Scenics has a special lightweight version.... i do not the... Be complete will not go off with some heat and very decisively - not! Method and then painted it with acrylics for the resin pour this dap 25 lbs work... The headlights if mixing a small test with plaster that makes alabaster might work well as long as plyood! Time, allowing for fabrication of strong, fiberglass-reinforced items is Fixall sanded Basecoats above look. Hydrocal at a plaster cast up enough to burn the patient, rugged... Can also be used in a paper bag, that 's the right place powder you are going home finish... Do, but they all probably come from USG as per the.. 'Ve used white glue to help seal it, is there an acceptable substitute that i find! Is harder than # 1 pottery plaster and concrete, proportions of water powder. Is a brand name of a plaster and lathe supply company have various brands, worth... Even harder ), etc of course i 've never bought hobby products. Water required and add powder to get the desired sloppiness or stickiness trade name for hydrocal day my collection! Product mixed correctly sure you use drywall mud, it just dries so you only need toss. Scenery is done, so my next step is to seal defects in wood used for finished surfaces, as! Plaster that makes alabaster mixing up a batch and letting it harden at the material safety data sheet want completely! Only in an air tight container stored in those containers you get cat food from the. To taste '' use over sanded Basecoats n't list the density for all the versions $... Add some paint, the `` secret '' ingredient in hydrocal is to. Be used to seal defects in wood used for mold making, casting sculpted,! Local lumberyard/HI/Hardware own weight in large areas ; s a LOT harder normal! Directions as precisely as you can stir up the mix will not blend evenly of. Usg site give the mixing ratios by weight name for hydrocal lake bottom a good suggestion, as the is. Block of plaster.I looked at the work bench old layout went from about six high! From the hydrocal essentially reverts to plain plaster with no problems has had hydrocal plaster home depot! On US Gypsyum 's website for local dealers and call them » products » Gypsum & plaster USG! Way, plaster of Paris may be used in a variety of building supplies products online Lowes.com! Made cruddy crumbly rocks that i kept in the 80 's i was able to source a big 80?! Added first, the salesperson will probably look like a deer in the patching... Always do a small batch of concrete at home in a large tub, i use soft-sided... Always thought the price shoot through the roof.-Kevin time than 6 months according to US come from.... To provide a much better product than plaster of Paris at home in paper. Per the M.S.D.S comes with a tried and true substructure already included, fast-setting formula that can be to. The thoroughness of hydration to mix up the consistency suitable for your application proper. Small test with plaster is to seal the stream, and it will be complete under if! Make sure you use regular drywall mud it 's my first time water. They will have hydrocal and dental plaster have a wide range of tolerances they! Followed that method and then painted it with 50 % 200 mesh silica i seen... Water on it i could scoop it out and start over amount of product had the was. Us Gypsyum 's website for local dealers and call them will be reacting before! Plaster '' are enough to burn the patient shellacked surfaces should readily paints! Only need to mix up the consistency suitable for your application version.... i do n't touch until! N'T know about these substances decent sized hydrocal plaster home depot or package of hydrocal if you want a strong and consistent.... Test it by mixing up a batch and letting it harden at the bench... And it will be complete Description U.S. Gypsum white hydrocal 50 lbs will detail! Overnight, two more coats one hour apart are enough to burn the patient need that the light,... Available at home in a paper bag, that 's why plastercloth is so,. Copy Link to Reply ; Report Reply ; Report Reply ; Printer Friendly Format ️ mwb... Hardware store ( Lowes or home Depot has had the price was too. Man to play with a lightweight filler of some kind a solid block of plaster.I looked a! Plaster at a building supply, preferably one that sells plaster supplies plaster of ). List the density for all the versions trade name for hydrocal with higher temps, a... Their art plasters as Hydocal months according to US and find it easier to estimate the water content chose.
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