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High Toughness & Wear-Resistant TBM Disc Cutter Ring / Hob Cutter Parts
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1. Self-Developed New Material: Utilizes RZ series new steel, optimized based on H13 for excellent comprehensive performance.
2. Unique Roll Forging Process: Creates a closed-loop metal grain flow along the circumference, greatly enhancing bending and fatigue resistance.
3. Gradient Hardness Technology: Achieves a tough interior and hard exterior, ensuring wear resistance while preventing ring fracture.