以优质天然麻经筛选、短切、粉碎制成。长度0.65----3.5mm麻纤维是石棉的优异代用品，和陶瓷纤维、岩棉、矿渣棉等矿物纤维混用能明显增加产品韧性和可压缩性能，弥补矿物纤维硬、脆、无弹性的特点，提高产品综合性能，并降低制动噪音。

with high quality natural maggin screening,short cut,crushing.length 0.65-3.5mm hemp fibers are excellent substitute,asbestos and ceramic fiber,cotton,cotton fiber mixed slag can obviously increase mineral products,toughness and compressible performance for hard,brittle,minerals,fiber,without flexibility to improve product performance and reduce the braking noise.