platinum cure silicone rubber rtv2 for artificial stone molds

platinum cure silicone rubber rtv2 for artificial stone molds 1.Description YJS-640platinum cure silicone is a kind of two part silicone rubber in addition cure or platinum cure type with mixing ratio of 1:1 or 10:1.It can cure at room temperature as well as under heat. It's a kind of food grade silicone and mainly used for mold making. 2.Application YJS-640silicone rubberis mainly used for making molds ofJewellery,tire, concrete stone,GRC,polyurethane products;wax,candle decoration;rapid prototyping and tire molds; chocolate, candy and similar products. 3.TechnicalParametersValue Product data Inspection Method Value(YJS-640) Hardness Shore A 40±2 Mix Ratio A:B 1:1/10:1 Color / translucent Pot life 25 °C (77F) 30-40mins Curing time 25 °C (77F) 3-4 hours Mixed viscosity mPa.s 9000±1000 Tear-strength kg/cm 12±2 Tensile-strength M.pa 6.0±1.0 Elongation % 450±50 Shrinkage % ≤0.1% 4.Characteristics *An exceptional fluidity and good operability, easy to demold *Good tensile and tear strength *Outstanding bubble releasing *Non-deformation *Low shirinkage *Aging resistance ,high temperature resistance (200℃) *Environmentally, food-grade 5.Warm Tips 1.As addition cure silicone is a kind of platinum cure system ,which will be easy to cause uncuredproblem ,so kindly follow the tips below : 2.Do not mix with liquid condensation silicone rubber or even the tool which used for condensation silicone; 3.Do not mix with organic matter which contains N, S, P organics and ionic compound like Sn, As,Hg, Ph; 4.Do not add any pigment or powder into the addition cure silicone rubber without any testing to prevent uncuredproblem. 6.SHELF LIFE: When stored at or below 32°C (89.6°F) in the original unopened containers, G-8 series Silicone have a usable life of 12 months. 7.Package 1 kg/drum; 20 kg/drum;25 kg/drum;200 kg/drum.