在工业密封领域,含预硫化SBR丁苯橡胶的无石棉垫片凭借其独特的可控自膨胀特性和环保优势,正成为替代传统石棉材料的优选之一。这类材料在接触流体介质时,通过纤维与橡胶的协同作用产生膨胀,形成紧密密封,尤其适用于低螺栓负载工况(如塑料法兰或易变形连接面)。【Check the details】
EN45545 standard is a mandatory standard for the fire performance of rail vehicle materials in the European Union. At present, our ST-2058 asbestos-free sheet meets the HL3 level requirements of R22/R23 in EN45545-2, which proves its application potential in the field of rail transport.【Check the details】
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