石棉垫片有毒吗?

2025年04月08日 07:51
有1个网友回答
网友(1):

  石棉垫片不但有毒,而且还能致癌!下面为转帖:

  自1880年奥地利使用压缩石棉作为密封垫片基材以来,已有100多年历史,石棉纤维板以其价廉、耐高温、高强度、良好的操作性能在机械运输、石油化工工程中得到了广泛的应用。然而国际上已公认石棉是一种致癌物质。本世纪七十年代,许多国家提出非石棉计划,经过二十多年的努力,美国、日本和澳大利亚等国先后研制成功各种系列非石棉垫片材料,1990年美国环保局EPA颁布政府法规禁止使用石棉材料及其制品,如今世界先进国家已将非石棉材料推广至各应用领域,全面禁用石棉材料。
  国内长期以来一直使用传统的石棉材料。我国加入WTO后,国内各行各业都面临着国外的挑战,汽车行业就走在工业改革的前沿,德国大众和美国通用作为汽车业巨头将汽车的无石棉密封概念带入中国,随着国内汽车工业的迅速发展和更多外资汽车企业在中国投资建厂,汽车部件的无石棉化已经启动;在石油化工和船舶行业,石棉材料对钢体引起化学腐蚀性往往是重大事故的隐患;在制冷行业,尤其是空调和冰箱与人们生活息息相关,石棉对人体以及环境都会造成很大的危害。
  杭州上材柏德密封材料有限公司于上世纪九十年代开始立项研究无石棉密封垫片材料(100%不含石棉材料),汇集了复旦大学、华东理工大学等众多国内无石棉领域专家经过多年研究开发应用,取得巨大成功。
  我们掌握了无石棉材料(非石棉材料)技术研究开发至产品生产制造的整套技术,产品性能达到了欧美发达国家水平。自主研发的国内领先的无石棉(非石棉)卷材连续生产线,采用特殊的连续成型工艺制造技术,生产各种规格型号的无石棉板材(非石棉板材)和卷材,能够满足不同客户需求。
  目前我们的无石棉产品已经在通用汽车、上海大众汽车、金山石化、大金空调、三菱重工、日本关西株式会社、brother集团等众多全球知名企业广泛应用。
  说明:国内市场上有些公司将含有一定量石棉(5-20%)的垫片称为非石棉垫片,而100%不含石棉的垫片称为无石棉垫片。

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