Wuhan City, China

sales@ns-pdc.com

ISO 9001,CE,PSE

PDC Cutters Application

High impact toughness and thermal stability across tough drilling environments.

Oil & Gas Drilling PDC
Oil & Gas

Shale & Oilfield Bits

  • Target Spec: 1913 / 1613 Leached
  • Feature: Micro-crack resistance
  • Usage: Matrix & Steel PDC Bits
Geothermal Drilling PDC
Geothermal

High-Temp Hard Rock

  • Target Spec: 1919 / 1616 Deep Leached
  • Feature: Heat resistant (>300°C)
  • Usage: Basalt & Granite Bits
Mining PDC Tools
Mining & Tunneling

Heavy Impact Tools

  • Target Spec: 1304 / Dome Inserts
  • Feature: Anti-chipping tip
  • Usage: Roof bolt bits & picks
HDD Drilling PDC
HDD & Water Well

Civil Infrastructure

  • Target Spec: 1308 / 1613 Standard
  • Feature: High wear-life efficiency
  • Usage: Hole openers & reamers

Formation Selection Quick Guide

Formation Strength Main Hazard Recommended Spec
Soft (Shale, Clay) < 50 MPa Low ROP / Balling 1913 / 1919 Flat
Medium (Sandstone) 50 – 120 MPa Abrasion Wear 1613 / 1313 Leached
Hard (Limestone, Dolomite) 120 – 200 MPa Impact Chipping 1613 Heavy Chamfer
Ultra-Hard (Granite, Basalt) > 200 MPa Thermal Delamination Deep Leached / Shaped Cutters

Need Custom Specs for Your Drilling Project?

Send your drawings or cutter wear photos to our engineering team.

Get Technical Advice

Drill Deeper. Last Longer.

About Us

Ninestones specializes in high-performance PDC cutters with custom solutions for drilling industries.

Address of Ninestones

Factory ADD: No. 5, Fortune 2nd Road, East Lake High-tech Development Zone, Wuhan
EMAIL: sales@ns-pdc.com
PHONE: +86 13476102013

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