PRODUCT DETAILS
High Precision D2 Steel Slitting Machine Top Circular Blades
Ma'anshan Guangchuan Machinery Knife Mold Technology Co., Ltd. manufactures high-precision top circular blades for shear slitting. Used with bottom knives, these upper slitter knives deliver clean, burr-free cuts on metal foils, paper, films, and composites. Made from premium tool steels and carbides with advanced heat treatment and precision grinding, they provide exceptional edge retention, micron-level accuracy, and higher slitting efficiency.
- 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
Our top circular slitting blades feature precision-ground cutting edges and tight-tolerance keyways, ensuring stable high-speed operation and consistent shear pressure. They eliminate common slitting defects like burrs and frayed edges, reduce wear on mating bottom knives, and deliver uniform cuts across long production runs.
Technical Specifications
|
Feature |
Technical Details |
| Material | D2 (SKD11), HSS (M2), LD, High-Grade Tungsten Carbide (Customizable) |
| Hardness | 58-64 HRC (Tool Steel); 88-92 HRA (Tungsten Carbide) |
| Tolerances | Flatness (Parallelism) ≤ 0.002mm; Radial Runout ≤ 0.003mm; Axial Runout ≤ 0.004mm |
| Outer Diameter (OD) | Range: 50mm to 300mm+ (Fully Customizable) |
| Inner Diameter (ID) | Precision bore with keyway for secure arbor mounting (e.g., 25.4mm, 40mm, 50mm) |
| Blade Thickness | 0.8mm to 10mm (Customizable per slitting requirements) |
| Processing | Vacuum Heat Treatment, Deep Cryogenic Treatment, Precision CNC Grinding, Mirror Polishing |
Main Features
- Precision Machining: Manufactured to tight flatness and runout tolerances, ensuring uniform cutting pressure across the entire blade circumference.
- Premium Material Grade: High-chrome tool steels and optional tungsten carbide deliver exceptional hardness and wear resistance for continuous high-volume slitting.
- Optimized Edge Retention: Advanced vacuum heat treatment and optional deep cryogenic processing enhance blade molecular structure, significantly extending service life.
- Precision Keyway Design: Accurately machined keyways ensure perfect alignment with slitter arbors, eliminating blade slippage and vibration.
- Mirror-Polished Cutting Edge: Multi-stage precision grinding produces a razor-sharp, burr-free edge that delivers clean cuts without material tearing.
Advantages
- Flawless Slit Quality: Guaranteed burr-free, straight edges on all slit materials, eliminating secondary finishing operations and improving product marketability.
- Extended Production Uptime: Exceptional wear resistance reduces blade change frequency, maximizing slitting line productivity.
- Ideal OEM Compatibility: Precision-machined dimensions ensure drop-in replacement for all major slitting machine brands with no modifications required.
- Reduced Maintenance Costs: Long-lasting sharp edges and durable construction lower overall operating costs compared to inferior blades.
- Cost-Effective OEM Alternative: Manufacturer-direct pricing provides premium-quality blades lower cost than OEM replacements.
Product Applications
- Shear Slitting: For metal foils, aluminum, copper, stainless steel strips, paper, and flexible films.
- Film/Paper Converting: High-performance slitting of BOPP, PET, PE films, thermal paper, and adhesive tapes.
- Packaging Industry: Slitting of multi-layer laminates, composite films, and flexible packaging materials.
- Battery Manufacturing: Precision slitting of lithium battery foils and separator materials.
- Label & Printing Industry: Precision slitting of label stock, adhesive tapes, and printed materials.
Why Choose Us
- Slitting Industry Expertise: Deep understanding of the specific cutting challenges in high-speed shear slitting operations.
- Rigorous Quality Control: Every blade undergoes comprehensive inspection for hardness, dimensional accuracy, and edge sharpness before shipment.
- Advanced Manufacturing Capabilities: State-of-the-art CNC grinding and heat treatment facilities ensure consistent, high-quality production.
- Comprehensive Customization Service: Full engineering support for custom dimensions, materials, and edge profiles to match your specific requirements.
- End-to-End Technical Support: Our experienced team offers expert guidance on blade selection, installation, and maintenance to optimize your slitting line performance.
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