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Coal Mining Picks

Classification of Roadheader Cutting Picks

Surface Mining Picks

Classification of Roadheader Cutting Picks

Standard Soft Rock Type

φ38mm Shank Series

Medium–Hard to Hard Rock Type

φ38mm Shank Series

Hard to Extremely Hard Rock Version

φ38mm Shank Series

Medium–Hard to Hard Rock Type

φ42mm Shank Series

Hard Rock / Extreme Hard Rock Version

φ42mm Shank Series

Dalian Bay Subsea Tunnel | Hard Rock & Shallow Cover

Tunneling Cutting Picks – Application Cases

Shaanxi Alunite Mine Tunnel | Hard Rock Performance

Mining Cutting Picks – Application Cases

XD3050 Series (1 model)

Rotary drilling cutter teeth

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Frequently Asked Questions

The cutterhead of the tunneling machine has turned into a “wheel of fire”—is it because the cutting picks are hard enough, or are there operational hazards at play?

Why is the alloy tip intact, yet the cutting tooth has fractured at the root?

Coal Mining Picks

High-performance cutting picks for longwall mining and continuous miners, offering excellent wear resistance and stable cutting performance for efficient coal extraction.

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Surface Mining Picks

Designed for surface mining and ripping applications, featuring reinforced carbide tips and wear-resistant structures to deliver high cutting efficiency, long service life, and operational stability in abrasive rock conditions.

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Standard Soft Rock Type

Designed for high-speed cutting in low- to medium-abrasive soft rock conditions. Optimized carbide geometry and balanced wear design ensure smooth cutting action, reduced energy consumption, and stable productivity.

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Medium–Hard to Hard Rock Type

Engineered for medium to hard rock formations with frequent impact loading. Reinforced carbide tips and a high-strength steel body deliver stable cutting performance, excellent wear resistance, and extended service life under demanding conditions.

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Hard to Extremely Hard Rock Version

Designed for extreme hard rock conditions, featuring an enlarged carbide tip and wear-resistant protection for stable performance and extended service life under high impact and abrasion.

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Medium–Hard to Hard Rock Type

Designed for medium to hard rock, delivering stable cutting performance and balanced wear resistance under frequent impact.

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Hard Rock / Extreme Hard Rock Version

Engineered for extreme hard rock conditions, providing high impact resistance and extended service life.

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Dalian Bay Subsea Tunnel | Hard Rock & Shallow Cover

Dalian Bay Subsea Tunnel

UCS ≈ 100 MPa hard rock + 7 m shallow overburden

Construction period shortened by 35 days, tool wear significantly reduced

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