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Paper industry blades are crucial throughout the entire process, from cardboard manufacturing to post-press processing, directly determining the smoothness, precision, and production efficiency of the cuts. We offer a full range of high-performance paper industry blades, including thin blades, slitting blades, and three/four-gang grooving blades, specifically designed for high-speed paper processing production lines, helping to achieve clean, precise, and burr-free cutting results.
Blade Types | Main Applications: | Key Features: |
|---|---|---|
Thin blades | High-speed slitting and precision edge trimming | Ultra-thin design, smooth cuts, reducing edge crushing and fraying |
Slitting/longitudinal cutting blades | Roll paper slitting and width cutting | High wear resistance, maintaining straight and consistent cuts |
Three/four-gang slotting blades | Cardboard box grooving and pre-treatment of folding areas | Multiple blades combined for flat grooves, facilitating carton forming |
Trimming blades | Post-press finishing and finished product sizing | Sharp blades ensure clean edges after trimming |
Special paper cutting blades | Sheet paper cutting and high-speed paper cutting machines | High rigidity and impact resistance, suitable for high-speed continuous operation |
We use high-end tool steel and powder metallurgy materials to ensure our blades possess excellent wear resistance, thermal stability, and long service life:
Material Model | Features: | Applicable Processes: |
|---|---|---|
SKH-9 | High hardness and wear resistance, suitable for high-speed trimming | High-speed slitting, precision trimming |
SKD-11 | High toughness and strong edge retention, impact resistant | Grooving, heavy-duty slitting |
LD (Cr12MoV) | Balanced hardness and toughness, suitable for heavy-duty cutting | Cardboard slitting, die-cutting bottom blade |
W6Mo5Cr4V2AL | Upgraded high-speed steel, maintains sharpness for a long time | Continuous slitting in high-friction environments |
H13K | Heat-resistant steel, adapts to temperature fluctuations | Cutting of composite paper and coated materials |
M42 | Cobalt-containing high-speed steel, extremely high hardness and durability | High-load, high-speed cutting |
K30 / ASP60 | Powder metallurgy steel, uniform structure and consistent performance | Ultra-high precision grooving, thin blade |
• Cardboard and corrugated box production: Corrugated cardboard slitting, scoring, and trimming
• Printing and post-press: Offset/flexographic printing post-cutting, label die-cutting, book and publication edge trimming
• Packaging processing: Precise cutting of folding cartons, gift boxes, and display stands
• Special paper processing: Slitting of dust-free paper, composite paper, and insulation materials
• Environmentally friendly paper products: Pulp molding, die-cutting of environmentally friendly tableware
1. Improved cutting quality: Clean and burr-free cuts improve printing registration and the overall appearance of the finished product.
2. Increased production efficiency: Durable blades reduce the frequency of blade changes, supporting long-term continuous production.
3. Reduced production costs: Precise cutting minimizes material waste and extends blade lifespan.
4. Excellent post-press processing compatibility: Ensures accurate positioning for subsequent processes such as die-cutting, lamination, and box gluing.
5. Fully customizable: Supports personalized customization of blade geometry, coatings (such as TN, CN), hardness, and dimensions.
• Precision heat treatment process to ensure a reasonable hardness gradient
• High-precision grinding and dynamic balancing correction to guarantee stable cutting
• Hardness testing, microscopic inspection of cutting edges, and dimensional tolerance inspection for each batch
• Complies with papermaking machinery industry standards; material reports and service life assessments are available upon request
• Comprehensive product range: Covering all types of blades required for the entire paper processing workflow.
• Superior materials: Utilizing imported and domestic high-end materials, with performance comparable to international brands.
• Exquisite craftsmanship: Combining precision machining and heat treatment technologies to ensure the reliability of every blade.
• Professional service: Providing selection guidance, cutting parameter optimization, and on-site technical support.
Q: What is the lifespan of the thin blades, and are they prone to chipping?
A: Through careful material selection and heat treatment process control, we ensure sharpness while improving toughness, significantly reducing the risk of chipping. Under normal use conditions, the lifespan is significantly better than similar products on the market.
Q: Can you customize non-standard blades based on existing equipment?
A: Yes. We support custom manufacturing based on drawings and samples, providing full-process customization services including blade design, material selection, and coating treatment.
Q: Do you provide blade sharpening services?
A: We provide professional sharpening services that can restore the original cutting performance of the blades, significantly reducing your long-term tool usage costs.
Please provide the following information, and we will recommend or design the most suitable blades for you:
1. Equipment model, brand, and original blade drawings
2. Main paper type, weight, and cutting speed
3. Problems encountered during current cutting (e.g., burrs, short lifespan, excessive vibration, etc.)
4. Monthly consumption or annual procurement plan
Contact our paper cutting experts | Send processing samples and requirements | Schedule a production line cutting evaluation
