High Manganese Steel Crusher Hammer (ZGMn13 / ZGMn18Cr2)
Premium Austenitic Alloy Spares | Extended Life Under Severe Impact | Professional Foundry Direct Export
High manganese steel crusher hammers serve as the mission-critical wear parts deployed along heavy hammer crusher rotor tracks. Engineered explicitly for harsh aggregates size reduction, these components capitalize on a high-alloy structural base containing over 10% manganese matrix. Acting as the frontline impact shield, they provide unyielding service in mining extraction, metallurgy mills, large scale stone sand plants, and modern dry-process cement manufacturing infrastructures.
Hengtai maximizes the service life of every single alloy hammer through optimized multi-element alloying and rapid-cooling casting mechanisms. By incorporating strict concentrations of Chromium (Cr), Molybdenum (Mo), and Vanadium (V), our structural elements maintain supreme structural core toughness while achieving phenomenal surface shell rigidity. Designed to resist early fracturing and continuous severe gouging abrasion, our alloy spares reduce unexpected operational downtime and maximize tonnage yields per maintenance cycle.
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Foundry Production & Hardening Display
Advanced Surface Processing Hardening & Metallurgy
Traditional alloy castings quickly wear away under high friction. Hengtai manganese alloy spares activate extreme anti-abrasion barriers through targeted metallurgical configurations:
Superior 5-7x Rapid Work-Hardening: Under severe external impact or violent contact stress, the austenitic surface layer transforms instantaneously into a highly densified hardened structure. Its deformation work-hardening index is 5 to 7 times higher than conventional wear materials, effectively forming an evolving defensive crust against rock abrasion.
Advanced Chill Metal Mold Casting: Moving away from standard sand molding, Hengtai implements specialized metal mold casting. This ultra-fast cooling technique results in exceptional grain refinement. Industrial testing demonstrates a 30.9% decrease in wear weight loss and a 31.9% increase in post-hardening surface hardness.
Multi-Element Cr-Mo Alloying: To counter instances where weak impact stress prevents full work-hardening, we modify the matrix chemistry with Chromium, Molybdenum, and micro-vanadium. This increases the base yield strength and initial hardness, making our hammers highly effective even in balanced medium-shock environments.
Uncompromised Core Structural Toughness: While the outer shell hardens dynamically, the interior core retains its high-impact toughness ($K_{u2} \geq 118\text{ J}$). This balanced structural combination eliminates the risk of brittle catastrophic fractures or snapping when handling hard tramp iron, cobblestones, iron ores, or granite.
Technical Specifications
| Metallurgical Property / Specification | Industrial Manufacturing Standard Parameter |
|---|---|
| Standard Material Grades | ZG120Mn13, ZG120Mn13Cr2, ZG120Mn17Cr2, ZG120Mn18Cr2 (Custom Configurations Available) |
| Chemical Composition Matrix | C: 1.05-1.35% | Mn: 11.0-19.0% | Si: 0.3-0.9% | Cr: 1.5-2.5% | P ≤ 0.04% | S ≤ 0.06% |
| Ultimate Tensile Strength ($R_m$) | ≥ 685 Mpa (Guarantees zero structural stretching or hole elongation) |
| Impact Energy Value ($K_{u2}$) | ≥ 118 J (Supreme fracture resistance under severe mining stress) |
| Initial Matrix Hardness | ≤ 300 HBW (Optimized for flexible machining before severe operational hardening) |
| Available Dimension Range | 150mm up to 800mm fully customized based on rotor pin parameters |
| Minimum Order Quantity (MOQ) | 20 Tons (Optimized for ocean shipping container freight constraints) |
| Target Materials | Limestone, Pebble, Granite, Iron Ore, Dolomite, Gold Quartz, Coal Gangue, Scrap Metal |
Target Machine Application Matrix
Hengtai manganese replacement hammers are cast to 100% original dimensions for maximum compatibility across these major industrial crushing series:
Standard Hammer Crusher Line (CPC Series)
Precision balanced fitting for high-efficiency primary limestone reduction circuits in concrete industries.
Reversible / Ring Hammer Crusher Line (PCZ Series)
Optimized geometric weight tolerance to ensure smooth bi-directional rotation and prevent mill vibration spikes.
Heavy Duty Mining Crusher Line (QJP Series)
Massive mass-weight alloy hammers designed explicitly to withstand direct block-fed high-tonnage mining layouts.
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