Latest News

Barrick sells Australian Plutonic mine to Northern Star... View More>>

Rio considers dumping stake in Pebble mine’s owner Northern Dynasty... View More>>

Gold price: Hedge funds increase bearish bets again... View More>>

China (Beijing) International Mining Expo 2013... View More>>

Hot-press Diamond Drill Bit Hardness and Rock Drill ability Grades Form... View More>>

Rotary speed selection chart... View More>>

Influence factors of rotary speed... View More>>

Influence factors of flushing water... View More>>

Drill bit pressure selection sheet... View More>>

Influence factors of drilling pressure... View More>>

Total: 20 Page: 2 / 2 First ←Previous Next→ End

Contact Us

Name: Perry

Tel: 0086-731-84077805

Fax: 0086-731-84072772

Mobile: 0086 13808464920

WeChat: neptune1124

Whatsapp: 0086 13808464920

Add: 159# Li Xiang East Road, Changsha, Hunan, China. Post Code 410100