亚洲第一成人无码A片,性生大片30分钟免费观看,伊人久久综合成人网,四虎成人精品一区二区免费网站

feature of product:

The surface of the roller surface is delicate and has elasticity. After grinding, the surface roughness can reach below 0.15µm. There are no impurities, pinholes and lines, and the silicone oil can be perfectly and uniformly coated on the surface of the product.

Product application: Silicone oil coating on release film and release paper

Product selection: shore A 60 ~ 90