石棉特点
1．导热系数小，耐高温，保温性能好，不燃烧。
2．产品质轻，机械强度高，经久耐用，风化不变质。
3．具有较高的隔热、吸音、电绝缘性能。
4．对金属不腐蚀，并起保护作用。
5．对人体无毒无害无刺激。
6．成本低，经济效益可观
7．不用调配，可直接生产板材、石棉瓦、刹车片等产品。
The characteristics of asbestos
2.1Small thermal conductivity, high temperature resistance, good heat preservation performance, not burn.
2.2The product is qualitative light, high mechanical strength, durability, Not weathering.
2.3With high heat insulation, sound-absorbing, electric insulation performance.
2.4 No corrosion to metal and protect metal.
2.5Harmless and no stimulation to the human body.
2.6The cost is low, the economic benefit is considerable
2.7No need  allocate, can be directly used to product board, asbestos sheets, brake pads and other products.