
PRODUCT DETAILS
Industrial High Precision HSS Circular Cardboard Slitting Blades
Ma'anshan Guangchuan Machinery Knife Mold Technology Co., Ltd. manufactures precision circular cardboard slitting blades. Engineered for corrugated board and paper converting lines, these HSS and alloy steel blades deliver clean, burr-free cuts with minimal paper dust. Advanced vacuum heat treatment and precision grinding ensure long-lasting sharpness and stable performance in high-speed continuous slitting operations.
- Order(MOQ)
- 1
- Payment
- China
- Product Origin
- TT,LC
- 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 cardboard slitting blades adopt premium tool steel. Sharp precise edges deliver clean cuts for cardboard and paper‑based materials. Standard mounting hole structure matches multiple slitting equipment. High wear resistance ensures stable performance in continuous mass production.
Technical Specifications
|
Feature |
Technical Details |
| Material Options | D2 (SKD11), HSS (M2), LD, High-Grade Carbide (Customizable) |
| Hardness (HRC) | 58-62 HRC, optimized for abrasive paper fiber cutting |
| Tolerances | Flatness ≤ 0.003mm; Runout ≤ 0.005mm |
| Outer Diameter (OD) | Range: 50mm to 500mm+ (Fully Customizable) |
| Inner Diameter (ID) | Precision bore with multi-hole mounting patterns |
| Edge Geometry | Single/Double Bevel, custom edge angles for different cardboard grades |
| Processing | Vacuum heat treatment, Deep cryogenic treatment (Optional) |
Main Features
- High Precision Machining: Manufactured to tight flatness and runout tolerances, ensuring consistent cutting depth and uniform edge quality across the full web width.
- Abrasion-Resistant Material Grade: High-chrome tool steels and HSS withstand abrasive paper fiber wear, maintaining edge sharpness through extended production runs.
- Low-Dust Cutting Edge: Optimized bevel geometry minimizes paper dust and burr formation, reducing post-processing cleaning and material waste.
- Vibration-Free High-Speed Running: Precision machined bores and mounting holes guarantee stable, low-vibration operation on high-speed slitting lines.
- Fully Customizable Configurations: Custom OD, ID, thickness and hole patterns available to match all slitter machine models and production requirements.
Advantages
- Clean Smooth Cut Edges: Precision ground edges produce straight, burr-free cuts on cardboard and corrugated board, improving finished product appearance and quality.
- Extended Blade Service Life: Superior wear resistance and optional cryogenic treatment significantly lengthen intervals between sharpening and replacement.
- Maximized Production Uptime: Stable cutting performance and long service life reduce blade changeover frequency, keeping slitting lines running longer.
- Direct OEM Compatibility: Precision dimensional control ensures drop-in replacement on all mainstream cardboard slitting machines with no modifications needed.
- Cost-Effective OEM Alternative: Factory-direct pricing delivers premium quality blades at substantially lower cost than original equipment spare parts.
Product Applications
- Corrugated & Paperboard Slitting: For corrugated cardboard, kraft linerboard, solid fiberboard and paper roll slitting.
- Packaging Converting: Carton board, packaging paper and corrugated sheet processing lines.
- Paper Industry Equipment: High-speed rotary slitting machines, shear slitter systems, paper converting lines.
- Slitting Set Components: Used as top slitter knives or bottom anvil knives in complete slitting assemblies.

Why Choose Us
- Paper Converting Expertise: Deep understanding of abrasive paper cutting challenges, with material and edge designs optimized for cardboard and corrugated processing.
- Rigorous Quality Inspection: Every blade undergoes comprehensive testing of flatness, runout, hardness and edge sharpness before shipment.
- Full Customization Capability: Custom dimensions, mounting patterns and material grades to fit non-standard machines and unique production requirements.
- Complete Slitting Solutions: Supply full sets of top blades, bottom knives and spacers to support entire slitting line operations.
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