99热日本,国产又黄又粗又猛又爽视频,欧美精品中文字幕亚洲专区,1024精品久久久久久久久,天天干天天玩,一二三四区欧美,亚洲国产精品综合小说图片区

GB0200 ordinary sheet series
Specifications: 1 ~ 80mm × 500 ~ 2000mm
Performance: With middle pressure, temperature working environment 0 ~ 60 ℃, the waterproof, shock and sealing performance
Purpose: According to the requirements of technical parameters can be used for all kinds of sealing buffer apron, pads, seals and laying on the ground, decorating
Color: black, white, gray, red, green, blue and other color
Packing: bags 50Kg / roll, 100 Kg / roll or fixed packet length according to customer requirements

GB0204
Parameters: Specific Gravity: 1.4; Tearing: 5.0Mpa; Elongation: 300%; Hardness: 60 ° ~ 65 °
Uses: The product has good flexibility, commonly used in products with higher requirements for gaskets, washers and buffer member