OTT J820 is a food grade silicone suitable for making baking molds and trays, ice trays, casting butter, chocolate and other applications used to produce food. OTT offers the convenience of a 1A:1B by volume mix ratio and a fast 6 hour cure time. ; Materials you can cast into cake, chocolate,cookie molds ; A: Cultural relic duplication, architectural decoration, statues; B: Polyester Resin crafts C: Lighting ornaments, soap, candles molding D: Plaster, Gypsum, Cement, Concrete decorations F: Model design, product exploitation, etc. ; Datesheet for food grade silicone rubber ; Model,Mixing ;RatioColor,Hardness (shoreA)Viscosity ;(mPa.s)Working Time,Curing Time,Tear-Strength (kN/m)Tensile- Strength (Mpa),Elogation(%)Shrinkage (%) J820,1:1,Translucent,20, 2,6000 ,2000,20-40mins,3-5h ;Y20;Y5.0;Y450 ;¡§10.1 J825,1:1,Translucent,25, 2,7000 ;¡§¡è2000,20-40mins,3-5h;Y18 , Y6.0;Y450 Features of our food grade silicone rubber 1.) Never oily ; 2.)500~2000;duplication times 3.) Resistance to burn,acid,alkali and aging 4.) good tensile and high tear strength 5.) No viscosity 6.) Low shrinkage 1kg/tin; 5kg/tin; 20kg/drum; 25kg/drum; 200kg/drum