技革动态

• 作 者: 本刊编辑部
• 出 处: 铁道机车车辆工人
• 发表日期: 1993年10期
• 关键词: 真空制动 产品质量 关键元件 机车车辆 单车试验 机电公司 消除残余应力 振动时效 检修任务 镀膜机

四方机车车辆工厂新近研制了客车用聚乙烯阻燃薄膜。原采用南京某厂的薄膜,黑色不透明,难烫封,遇火烟大味浓有毒性,且价格高现本厂研制的薄膜,半透明、厚度薄、热合性好、易烫封、遇火发烟量少、价格低,粗估每辆车使用新膜可节约2600元,已在K87车上应用。

Sifang Locomotive and Rolling Stock Plant recently developed a passenger car with polyethylene flame retardant film. The original use of a factory in Nanjing film, black opaque, difficult to heat seal, smoke and smoke in the case of high toxicity, and the high price of the factory developed film, translucent, thin thickness, good heat sealing, easy to heat seal, in case of fire Smoke less, the price is low, roughly estimated that each car using the new film can save 2,600 yuan, K87 car has been applied.