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生产玻璃纤维需用铂铑合金(通称“白金”)作拉丝坩埚或漏板。在拉丝过程中,铂铑有一定的消耗。它除被玻璃纤维原丝带走和在高温下挥发外,还残留在坩埚内的玻璃渣中,以及渗进耐火材料炉衬里。1981年全国玻
The production of glass fiber requires the use of platinum-rhodium alloy (commonly known as “Platinum”) as a drawing crucible or drain plate. In the drawing process, platinum crucibles have a certain consumption. In addition to being carried away by the glass fiber ribbon and being volatilized at high temperatures, it also remains in the glass slag within the crucible and penetrates into the refractory lining. National glass in 1981