国产成人片无码免费视频软件,无码专区3D动漫精品,四房播播网址,亚洲人成网线在线播放VA蜜芽,一二三四区无线乱码,婷婷色香五月综合缴缴情,22222se男人的天堂,国产日韩在线视看第一页,一二三区乱码不卡手机版,国产精品一区二区含羞草

● Description:

 Our company can produce and supply cast polyurethane elastomer, which has excellent chemical characters: oil resistant, ozone resistant, aging resistant, corrosion resistant, hydrolysis resistant, heat and cold resistant, etc. Also polyurethane has excellent physical characters: high tear resistant, high impact resistant, high elasticity, high load-bearing resistant, etc. Compared to rubber, plastic and other material, polyurethane offers perfect mechanical properties.

The company used advanced equipment and technology in the development and production of polyurethane elastomer products, process maturity. Polyurethane products mainly include: Polyurethane block of coal plates, polyurethane scraper, etc., to meet different customer needs, special orders can be made as drawing and sample.