秋霞电影网,国色天香中文字幕在线视频,亚洲av成人综合网久久成人 ,妺妺窝人体色www在线观看

Phenolic resin for coated sand

The coated sand produced by this type of resin has the characteristics of high melting point and fast crusting speed, and the manufactured sand core has excellent anti-hulling performance.

Previous : No more
Next: Dust-falling wetting phenolic resin
Contact Us
Contact: Mr.Li +86138-0533-7575
Contact: Mr.Sun +86135-6162-3306
Address: No.628, 6th Floor Tongqian Davis Business Center, Lutai Road, High-tech District, Zibo City, Shandong Province, China