海宁市密封材料厂开发的柔性石墨编织填料、柔性石墨填料环 ,柔性石墨金属缠线垫片等系列产品 ,最近在合肥通过了机械部有关部门组织的技术鉴定。密封材料由过去的石棉制品过渡到现在的石墨材料 ,是国际上的发展趋势 ,而在我国目前还处在试行阶段。海宁密封材料厂引进清华大学 Haining Sealing Material Factory developed flexible graphite braided packing, flexible graphite packing ring, flexible graphite metal wire wound gasket and other products, recently passed in Hefei Machinery Department of the relevant departments of the organization’s technical appraisal. Sealing material from the past asbestos products to the current transition of graphite materials, is an international trend, but in our country is still in the pilot phase. Haining sealing material factory introduction of Tsinghua University