隔热套、耐火纤维层和耐热橡胶层组成，制成封闭环状密封圈。
The seal ring consists of a heat insulation sleeve, a refractory fiber layer and a heat-resistant rubber layer, and is made into a sealed circular shape.
概述了陶瓷化耐火硅橡胶在电线、电缆中的应用研究。
The applications of ceramic silicone rubber for fire resistant materials in wires and cables were discussed.
硅灰石具有一系列优异的性能，在陶瓷、冶金、涂料、塑料、橡胶、机械、电子、化工和耐火材料等工业中得到广泛的应用。
Wollastonite has a series of excellent properties. It is widely applied in ceramics, metallurgy, coating, plastic, rubber, mechanical, electronic, chemical and refractory industry.
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