YJS-520 Easy Demould Rtv2 Silicone Rubber For Tire Mold

1. Description YJS-520 is with hardness Shore A 20.  It is a kind of of two- component materials consisting of a flowable part A which when mixed with the curing agent or catalyst,cures at room temperature by a condensation reaction. It is great for making molds for car tire molds 2. Features -Amazing fluidity and easy to operate -Complex design available -Not Oily -Stable quality, non-toxic and odorless catalyst provided -Easy de-molding -Excellent tension and tear strength -High performance in duplication -Shrinkage is almost zero (below 0.2) -Excellent resistance to weather, temperature, aging, acid and aging-proofing. 3.Technical datasheet Typical general characteristics Inspection  Method Value Product data (Catalyzed A+B) YJS-520 Hardness Shore A 20±2 Mix Ratio A:B 100:2 Color / White Pot life 25 °C (77F) 30-40mins Curing time 25 °C (77F) 3-4 hours Mixed viscosity mPa.s 18000±2000 Tear-strength kg/cm 20±2 Tensile-strength M.pa ≥4.2 Elongation % ≤0.2% Shrinkage %    ≥480% 4.Appearance Part A: Silicone rubber is a white liquid Part B: Catalyst is a non-toxic and odorless liquid, white transparent color. ATT: We can provide fast/medium/slow catalyst of for hot, warm or cold season. 5.SHELF LIFE: When stored at or below 32°C (89.6°F) in the original unopened containers, YJS-520 Silicone Base and its Curing Agents have a usable life of 10 months. 6.Package Silicone base:1kg/drum; 20kg/drum;25kg/drum;200kg/drum. Curing Agent: 30g/bottle; 1kg/bottle