Poly 74-45 Urethane Rubber is our choice for larger brush-on molds (must add PolyFiber 2- See Additives) and cast stone. Has a great stretch for a stiffer rubber, allowing for some undercuts. Poly 74-45 Urethane Rubber is a very tough, high tear, high elongation rubber. This product is ideal for high volume concrete and plaster casting. As with other 74 Series products, it can be poured as supplied or thickened with PolyFiber for creating brushed molds. Release sealed patterns with 2300 spray release. Plaster patterns may be sealed with Mold Soap and released with 2300. Poly 74-45 is a 1A:1B mix, A~45 hardness, polyurethane liquid rubber that cures in 16-24 hours and is designed for making high-performance rubber molds for casting materials such as plaster (mill work, home decor, etc.), wax (candles & lost wax varieties), concrete, GFRC, GRG and resins (polyurethane, polyester, epoxy - with proper release agents). Poly 74-45 molds can be poured as supplied or brushed-on by mixing in Poly Fiber II thickener or fumed silica. Poly 74-45 liquid rubber is an excellent multi-purpose, economical mold material that will provide long mold life, durability and consistent performance under repeated casting. Poly 74-45 is popular for casting decorative
Mold Making Urethane Liquid Rubber: 74-Series: 74-45, Poly 74-45 Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a yellow,
Mold Making Urethane Liquid Rubber Polytek 74-45
Brick in the Yard Mold Supply – brickintheyard
Polycarbonate has excellent impact strength and clarity. It is commonly used in signs, windows, and machine guards. This tinted polycarbonate is suitable in applications that are light-sensitive and require transparent material.
USA Sealing Foam Polycarbonate Sheet 96L x 48W x 3/16 Thick, Gray
Poly 74-45 is a 1A:1B mix, A~30 hardness, polyurethane liquid rubber that cures in 16-24 hours and is designed for making high-performance rubber
Poly 74-45 Polyurethane Rubber - All Sizes
Poly 74-45 -Polyurethane rubber for molds
Poly 74-45 - All Kit Sizes – brickintheyard
Polytek 74-45 Liquid Polyurethane Rubber (16lb Kit)
Brick in the Yard Mold Supply – brickintheyard
Mold Making Urethane Liquid Rubber: 74-Series: 74-45, Poly 74-45 Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a yellow,
Mold Making Urethane Liquid Rubber Polytek 74-45
Expressions LTD Polytek Poly 74-45 Polyurethane Liquid Mold Rubber
Mold Making Urethane Liquid Rubber: 74-Series: 74-45, Poly 74-45 Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a yellow,
Mold Making Urethane Liquid Rubber Polytek 74-45
Expressions LTD Polytek Poly 74-45 Polyurethane Liquid Mold Rubber
Poly 74-45 Liquid Rubber
Poly 75-75 - All Kit Sizes – brickintheyard
Poly 74-30 Liquid Rubber Polytek Development, 53% OFF