2014年12月22日星期一

What is fire resistant plastic

Fire resistant plastic is composed of 70% ~ 80% granular and powdery materials, plus 10% ~ 25% plasticity clay binder and refractory material amount of plasticizer prepared.
Plastics can be made into flake, lump. Some bond can be added in the construction. Whencastableusing the mixture compaction or ramming, when baked to form dense lining and structures. In the pre hardening plasticity is good; with certain strength after hardening. Have good sintering performance and volume stability of certain and other high temperature properties at high temperature. A stiff mud paste, and keep in a long period, high plasticity clay plasticity contain more points, water is ramming material much. Mainly used for various heating furnace is not in direct contact with the molten material, material for clay and high alumina, there are silica based, magnesia and chrome, zircon and silicon carbide etc..
Mainly used for lining of the body in the iron and steel industry for various kinds of heating furnaces and soaking furnace, annealing furnace, sintering furnace and furnace top etc..

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