国自产拍最新2018_超碰在线免费观看2_日本va欧美va精品黑人_啊轻点灬大巴太粗太长了小熊_殴州人成在线视频_亚欧熟妇欲乱色三级无码_亚洲国产成人极品综合第三页_日日夜夜爽歪_苍井空高潮无码午夜精品_中文字幕之久久

  Advantages of Yinxuan Graphite Densener：

 
●　Good chilling effect, non-falling during metal casting, easy installing and uninstalling, well avoiding chilling cracks and loose of casting parts, improving hardness and lowering down hardness difference, balancing heat distribution on different positions of casting parts, reducing thermal disturbance caused by casting parts structure and casting system.

●　Repeated use reduces casting cost.

●　According to different application conditions, fine grain size and ordinary graphite material will be chosen for machining graphite densener, in order to get the optimal cost-efficient solution by comprehensive consideration of application effect, service life and production cost.

●　Precision machining. All sizes of final products are ensured within tolerance of drawings.

●　When customers give specific technical requirements, our products are able to be or over customers' expectation.