婷婷色五月中文字幕|99色这里只有精品|五月丁香婷婷伊人|天堂中文字幕一区|黄狗一区二区三区|玖玖在线,中文字幕|久草日本八区视频|欧美成人视频在线观看|亚洲熟性高清视频|精品99思思视频

WAI cooling pipe

Applied to automobile engine cooling water assisted injection molding method, can realize one-piece processing, can achieve the expected one-time structure, greatly shorten the processing cycle, reduce cost and improve the quality of the product and quality than traditional steel pipes to reduce about 50% of the weight and the clamp and the tube body is in the process of a plastic injection produced at the same time, without antirust processing, low cycle time and stable quality
●Used in VW EA888 and EA211 engine cooling water pipes.
●Weight reduction 75%, saving 40% cost, recyclable materials.
●Lighter engine parts can reduce fuel consumption.