Our high-performance Mining Industry Crushing Knives are engineered to withstand the most grueling extraction environments. Specifically designed for primary and secondary crushing, these components facilitate the transformation of raw ores—including iron, copper, and gold—into manageable particle sizes, ensuring seamless integration into downstream beneficiation processes.
By leveraging advanced metallurgy such as High Manganese Steel and Tungsten Carbide, our blades provide an optimal balance of impact resistance and wear longevity. From jaw plates for coarse crushing to conical blades for fine grinding, our solutions are tailored to mineral hardness and operational intensity, significantly reducing downtime and operational costs.
| High Manganese Steel | Mn13/Mn18, Surface Hardness HB500+ | Alloy Steel | Cr12MoV/42CrMo, Hardness HRC52-60 |
|---|---|---|---|
| Hard Alloy (WC) | Tungsten Carbide based, Hardness HRA90+ | High Chromium Cast Iron | 20%-30% Cr, Hardness HRC60-65 |
| Primary Size Range | 200-300mm (Coarse Crushing) | Secondary Size Range | 10-50mm (Medium/Fine Processing) |
| Max Processing Capacity | Up to 1500t/h (Jaw Blade Design) | Crushing Ratio | 1:10 or higher (Conical Blade) |
| Surface Enhancement | Tungsten Carbide (WC) Spray Coating | Design Architecture | Replaceable Modular Structure |
High manganese steel components increase in surface hardness under impact, ideal for granite and basalt.
Hard alloy materials offer 10-20 times the wear resistance of ordinary steel for abrasive minerals.
Serrated blade designs maximize the tearing of fibrous ores, reducing overall energy consumption.
Optimized Mn18 alloy absorbs high-energy shocks to prevent catastrophic blade fractures.
Hard alloy edges reduce cracking in quartz-heavy ores, improving overall metal recovery rates.
Replaceable modular plates ensure only worn sections are replaced, minimizing plant downtime.
Matching alloy types to ore hardness (e.g., Mn steel for Iron Ore) to optimize cost.
Tracking edge degradation in high-abrasion scenarios to schedule preventative maintenance.
Utilizing serrated and V-shaped designs to lower the energy required for primary crushing.
Improving metal recovery rates by reducing ore loss through high-precision hard alloy edges.
Modular replacement tracking to extend the total life of the crusher chassis.
Applying WC spray coatings to high-wear areas to boost resistance by 30%-50%.
| Material Type | Service Life | Maintenance Frequency |
|---|---|---|
| Standard Steel | Low | Very High |
| Alloy Steel (42CrMo) | Medium | Medium |
| High Manganese Steel | High (Impact) | Low-Medium |
| High Chrome Cast Iron | High (Abrasion) | Low |
| Tungsten Carbide Alloy | Ultra High | Very Low |
High Manganese Steel (Mn13/Mn18) is highly recommended due to its work-hardening properties, which allow the surface to harden under impact, extending service life in basalt and granite applications.
Modular design allows for the replacement of only the specifically worn sections of the plate rather than the entire unit, significantly reducing material costs and equipment downtime.
WC coatings increase wear resistance by 30% to 50%, making them ideal for crushing highly abrasive minerals like quartzite where standard alloys fail quickly.
Alloy Steel is preferred for medium-hardness ores like limestone and shale, as it provides a better balance of toughness and wear resistance for continuous, medium-impact operations.
Yes, the multi-layer conical structure is specifically designed for progressive extrusion, capable of achieving a crushing ratio of 1:10 or more, perfect for fine processing in gold and copper mines.
Serrated blades enhance the tearing efficiency of tough or fibrous ore structures, allowing the machine to break material more effectively with less applied force.
our products are exported to various parts of the world. Currently, our products have been exported to more than 40 countries Our products cover Asia, Europe, Africa, South America, North America, and Oceania
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