曰韩少妇内射免费播放,性动态图av无码专区,久久人人爽人人爽人人片av东京热 ,7777久久亚洲中文字幕

1. usage and feature
 

Basalt fiber fabrics is a kind of high performance engineering material with various unique properties. The fabric is up of basalt fiber by woven unidirectional, plain weaving or twill weaving style, including fireproofing, corrosion resisting, heat-proofing, few wet-up, little prolongation and unique performance used in electrical, mechanics, chemicals and optics; Its insulation is higher 1 class than E-glass; its elastic is 93.1 Gpa, strength than S-glass; New zoology mat stretching strength could be achieved 4840 Mpa. The basalt fiber fabrics is probuced by our company that is coated with polyester, epoxy, phenolic and nylon resin. It is improved basalt fiber fabrics reinforcement function with adding coupling agent to the resin. Our products are widely used in producing engine parts, radar antenna, structure parts, and vehicles etc.
 

2. basical data
 

Weave pattern: unidirection, plain, twill

Density:150-180 g/ s.q.

Length: under to be specified