寿命长的外墙防火隔离带 外墙防火岩棉板 岩棉板 A 级岩棉板玻镁复合板
本产品具有较高强度及较好弹性，具有一定耐压力、经过打褶处理的岩棉板具有较大的拉拔强度，不易起层，大大提高了牢固耐久性。
The products have higher strength and better elasticity. The folded rock wool board with certain compression resistance has greater drawing strength, and it does not tend to peel off and has greatly improved durability.
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