We have two models on this series , HY968 and HY988 respectively.988# is a kind of high temperature addition cured silicon rubber with platinum catalyst.It is mainly designed for metallic arts&crafts and food grade mold making.It features with resistance to high temperature up to 300 centigrade to 500 centigrade, which makes up for those products impossible produced by press machine and fills the blank for large lead-zinc alloy crafts and fine pattern products.It is the most advanced HTV-2 high temperature silicon in China and the best option for lead-zinc alloy crafts.