There are many known, Can a home inspection kill a deal? Polytek® manufactures two-component, room temperature curing polyurethane and silicone mold materials that are used widely in the plaster casting industry to create highly detailed plaster parts. There are 5879 silicone concrete mold for sale on Etsy, and they cost $24.52 on average. I prefer the white kind rather than clear, as it’s easier to tell when it’s thoroughly mixed. on QUIKRETE® products. Silicone molds are great if you want to produce a large number of items but can be overkill if you just want to make a few pieces. ABOUT US. Fill each cavity in your silicone mold with things like nuts, grapes, cubes of cheese, cured meats, pretzels, etc. Remove the plastic ring from outside of silicone mold. With a range of soap moulds, clay moulds, cake moulds, chocolate moulds, icing moulds, ice cube moulds, jelly moulds and concrete moulds to browse through. 48. But you may have to act fast as this top concrete molds is set to become one of the most sought-after best-sellers in no time. FREE Delivery. However, the instructions say that if you’re using a resin casting product, concrete, or plaster, the mold needs to cure at room temperature for 24 hours first.. Well you're in luck, because here they come. See more ideas about concrete, concrete diy, concrete projects. The product is heavy and difficult to ship from the city. 99 £16.99 £16.99. Hold the middle of the inner (central) part of the mold and pull it toward yourself. 4.6 out of 5 stars 142. You can also choose from moulds, dessert decorators silicone molds for concrete There are 3,019 suppliers who sells silicone molds for concrete on Alibaba.com, mainly located in Asia. You will need: pure silicone caulking like this (make sure it isn’t latex); 1 box of corn starch; rubber/latex gloves; a ‘non-precious’ bowl; vaseline (as a mold release) a ‘critter’ to use as the master form (or make your own); Since I have a weakness for birds, I was happy to find this fellow at a dollar store, not too large or too small. 1. Quantity Calculator, Careers | Media Center | --> Shop Now. - Seal Cracks and Joints. You can also pour resin into the mold, let the resin cure, then pop it out as well.