Product Overview
The 21N-72-14290 TOOTH-standard is engineered for extreme rock penetration and superior impact resistance in demanding mining and quarrying operations. Specifically designed for Komatsu PC1000 and PC1250 excavators, this heavy-duty tooth delivers optimal performance in granite, basalt, and other abrasive formations. Its specialized chisel tip design ensures efficient rock fracturing while maintaining exceptional durability under continuous heavy loading conditions.
Key Features & Benefits
Optimized Rock Penetration Design: Sharp chisel tip configuration concentrates force for maximum rock-breaking efficiency, reducing cycle times in hard ground conditions
Superior Impact Resistance: Forged from premium alloy steel and treated with advanced quenching and tempering process, achieving optimal balance between hardness and toughness
Extended Service Life: Precision heat treatment delivers consistent hardness (380-420 HB) throughout the wearing surfaces, providing up to 30% longer operational life
Perfect OEM Fit: Manufactured to exact Komatsu specifications for seamless compatibility with PC1000 and PC1250 excavators
Proven Cost Efficiency: Excellent wear resistance translates to lower cost per ton in hard rock applications
Technical Specifications
Compatible Equipment
Ideal Applications
Hard Rock Mining: Iron ore, copper ore, and gold mining operations
Quarry Operations: Granite, basalt, and limestone extraction
Heavy Construction: Rock excavation for large-scale civil projects
Mine Development: Bench preparation and pre-stripping operations
Quality Assurance
Rigorous hardness testing and dimensional verification
Ultrasonic testing for internal integrity
Batch traceability and quality documentation
Compliance with international quality standards
