Client：China Railway Fist Group Co., Ltd.

Date：2016/06

Φ6.2×0.35T×1.2L(6P/R )- double tapper ring- 4 set

Φ6×0.3T×1.5L(6P/R )- double tapper ring- 6 set

Φ6.2×0.35T×1.5L(6P/R )- double tapper ring- 4 set

Vibration method：Pnuematic vibration