豆国产AV国片精品有毛,国产精品亚洲一区二区,久久久蜜桃精品成人片,日韩欧美不卡一区二区三区,H女主从小被C到大1V1,免费看裸体美女脱了衣服直播软件,男子女厕内脱裤自慰

● 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. 

Relate products