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U Young Hardness Selectionneptune11242018-10-14T02:03:42+00:00

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  • Operating Recommendations
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  • Mohs’ scale of Hardness
  • Waterway Configuration (Channel Flushing)

New Arrivals

Matrix Hardness

  • Matrix Height
  • Matrix Hardness Selection
  • Other Brand Hardness Selection
  • Matrix Wear Profile Analysis
  • How To Select Suitable Matrix Profiles？

Influence factors

  • Influence factors of rotary speed
  • Influence factors of flushing water
  • Influence factors of drilling pressure

Contact Us

Changsha Drilling Machinery CO., LTD 
159# Li Xiang East Road, Changsha, Hunan, China. Post Code 410100
Tel: 0086-731-84077805.
Fax: 0086-731-84072772
Cell/whatsapp/wechat: 0086-13808464920
Email: csdrillingtools@vip.126.com

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