PRODUCT DETAILS
High Toughness Alloy Steel Single Shaft Shredder Square Knives
Ma'anshan Guangchuan Machinery Knife Mold Technology Co., Ltd. manufactures heavy-duty square shredder knives built for single-shaft shredding systems handling bulky waste and tough recyclables. The curved cutting face absorbs intense shearing impact during material shredding. Premium impact-resistant alloy steel undergoes vacuum quenching and cryogenic processing to curb edge chipping under heavy cyclic loads. Precision machined center mounting holes lock blades firmly onto rotor assemblies, delivering consistent particle sizing and steady throughput for waste recycling workflows.
- Order(MOQ)
- 1
- Payment
- TT,LC
- Product Origin
- China
- Color
- N/A
- Shipping Port
- Ma'anshan Shipping Port
- Lead Time
- 30 days
Need a custom size or material? Send us your drawing.
Product details
These block-style square shredder cutters come in multiple dimension grades to match varied rotor layouts. Curved cutting surfaces boost material gripping force, lowering rotor slippage during shredding of rigid plastic, timber scraps and rubber debris. Rigid steel construction suppresses permanent deformation amid long-duration heavy-load shredding runs.
Technical Specifications
|
Feature |
Technical Details |
| Material | 6CrW2Si, Cr12MoV, H13 Hot Work Steel, D2 Tool Steel (Customizable) |
| Hardness | 54–60 HRC; edge hardness raised for abrasion resistance, core retains shock-absorbing toughness |
| Tolerances | Squareness tolerance ≤0.02mm; mounting bore positional deviation ±0.015mm; flatness ≤0.006mm |
| Block Dimensions | Side length ranging 40mm–180mm, customizable block thickness per shredder tonnage rating |
| Mounting Structure | Central plain bore / threaded bore, customized inner diameter to suit rotor bolt specifications |
| Cutting Face Profile | Concave curved working surface, bespoke curved radii available for unique shredding tasks |
| Processing | Vacuum quenching + multi-stage tempering, deep cryogenic stress relief, CNC curved surface precision grinding |
Main Features
- Curved High-Grip Cutting Profile: Concave curved contact surfaces create stronger material bite, stopping slippery rubber, plastic sheets from slipping during shredding and elevating overall crushing efficiency.
- Graded Dual Hardness Structure: Heat treatment separates performance traits; hardened cutting faces fight abrasive wear while the dense blade core absorbs sharp impact from embedded stones and metal fragments.
- Solid Monolithic Block Construction: Thick compact square block geometry disperses concentrated impact stress evenly across the whole cutter, drastically lowering fracture risks under erratic heavy loads.
- Multi-Spec Size Compatibility: A full spectrum of standard block dimensions supports small laboratory shredders up to high-capacity industrial single-shaft recycling equipment.
- Stress-Neutralized Metallurgy: Cryogenic treatment eliminates internal manufacturing residual stress, preventing slow dimensional warpage after months of continuous cyclic shredding duty.
Advantages
- Uniform Recycled Particle Output: Reliable gripping and shearing behavior cuts down oversized unshredded chunks, reducing secondary re-shredding labor and boosting final recycled product uniformity.
- Prolonged Blade Service Cycles: Balanced wear and impact resistance lengthen replacement intervals, curbing scheduled downtime within waste recycling plant operational schedules.
- Robust Anti-Loosening Mounting Interface: Precision bore machining delivers tight bolted rotor seating, eliminating blade shift and uneven rotor runout during high torque shredder operation.
- Broad Feedstock Versatility: Performs reliably across rigid waste plastic, scrap lumber, discarded rubber tires, packaging refuse and assorted industrial solid waste streams.
- Budget-Friendly OEM Drop-In Substitute: Direct factory pricing furnishes OEM-equivalent durability at reduced unit expense for facilities executing bulk cutter part refreshment.
Product Applications
- Compatible Machinery: Standard single-shaft shredders, lump material pre-shredding rotors, waste size-reduction recycling lines, low-speed high-torque shredding units.
- Processable Raw Materials: Hard plastic scrap, wooden pallets, rubber tire fragments, thick cardboard bales, industrial leftover solid waste.
- Applicable Sectors: Post-consumer plastic recycling yards, timber waste reprocessing operations, municipal refuse sorting hubs, rubber scrap resource recovery plants.
- Typical Operational Duties: Bulk lump material primary shredding, size reduction ahead of fine granulation, volume reduction of bulky discarded industrial goods.
Why Choose Us
- Recycling Shredding Application Insight: Solid grasp of torque load patterns and abrasive wear traits in single-shaft shredding, enabling targeted steel grade and curved profile recommendations.
- Systematic Batch Quality Audits: Every finished square knife passes hardness testing, geometric dimension verification and surface defect screening prior to outbound shipment.
- Flexible Full-Scope Customization: Adjust block side measurements, bore specifications, curved face radii and alloy steel grades to fit nonstandard shredder rotor assemblies.
- High-Capacity Precision Machining Infrastructure: Purpose-built CNC grinding apparatus and sealed vacuum thermal processing cells sustain steady precision across bulk order batches.
- Practical Operational Guidance: Share professional recommendations around bolt torque settings, rotor gap calibration and periodic blade resurfacing schedules to maximize shredder line output.
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