欧美操片在线观看,粉红女士1977年,久久久久久久蜜桃,欧洲精品视频在线观看,av片中文字幕,精品在线观看视频,欧美做受视频播放

Products

T-31E2 Phenolic amine curing agent epoxy hardener for floor coating


Model: T-31E2 Phenolic amine curing agent epoxy hardener for floor coating
Viscosity : 3500-4500
Average viscosity: 4500
Appearance: pale brown
Water: anhydrous
Amine value: 550-600
Average amine value: 570
Characteristic:

Fast reaction speed, strong heat and corrosion resistance, widely used in various anti-corrosion, construction, water conservancy projects; Adhesives, coatings and other aspects


Home

Home

關于我們

About us

Products

Products

News

News

Contact

Contact