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10月6～9日在广州召开“铁路用氯丁橡胶板质量征询会”,由生严单位广州第六橡胶厂主持,有25个铁路使用单位参加。会上厂方介绍了氯丁橡胶板的试制工作总结,铁路使用单位交流了应用的情况,并对质量方面提出了改进意见,为今后提高产品质量,做好供求计划创造条件。氯丁橡胶板是一种隔水封闭材料,六十年代广州橡胶六厂根据广州铁路局的委托开始研制。1969年广州铁路局用于防治路基基床翻浆病害,试铺了一段氯丁橡胶板作封闭层,自1980年开始扩大试铺范围有28段5.4km,效果较理想。近几年来,基床病害较多的一些铁路局也陆续应用
October 6 to 9 held in Guangzhou, “the quality of chloroprene rubber railway board consultation,” by the strict unit of Guangzhou Sixth Rubber Factory presided over the use of 25 units to participate. At the meeting, the factory introduced the trial production of neoprene sheet, the exchange of applications by railway units, and suggestions on quality improvement, which will create conditions for improving product quality and making supply and demand plans in the future. Chloroprene rubber board is a water-blocking material, the six six rubber factory in Guangzhou commissioned by the Guangzhou Railway Bureau began to develop. Guangzhou Railway Bureau in 1969 for the prevention and treatment of subgrade bed boring disease, a layer of neoprene test plate shop as a closed layer, since the beginning of 1980 to expand the test shop has 28 sections 5.4km, the effect is better. In recent years, some railroad bureaus with more bedrock diseases have also been gradually applied