Email: Mb@mingbaiblade.com
Tel.: +86-13855519988Designed for high‑precision slitting of adhesive tape rolls, composite materials and film substrates. Manufactured from high‑quality tungsten carbide (cemented carbide) and high‑performance alloy steels, the blades offer exceptional sharpness and wear resistance. They are suitable for cutting BOPP tape, double‑sided tape, medical breathable bandages, electronic sealing tapes, and many other adhesive products. Whether used in packaging, electronics, medical, or composite material industries, the blades ensure clean, burr‑free cuts with no adhesive residue, delivering stable cutting performance.
Product Name :
High-Hardness Alloy Tool Steel Tape Slitting BladeOrder(MOQ) :
1PCSPayment :
T/T,Western union,Alibaba,International Bank TransferMaterial :
Cr12MoV、W6Mo5Cr4V2Shipping Port :
Shanghai/Guangzhou or otherOEM/ODM :
support
Product overview
This product is designed for high-speed longitudinal slitting of adhesive tape rolls, offering anti-stick surfaces and burr-free straight cuts. Suitable for various adhesive products and composites, it reduces cleaning downtime and boosts continuous production efficiency. Custom specifications available upon request.
Product applications
Specifically designed for slitting and rewinding of BOPP packaging tapes, masking tapes, double-sided tapes, and specialty industrial tapes, ensuring straight, clean cut edges with no burrs or white spots after high-speed slitting.
Common materials
Fine-grain alloy steel, high-carbon tool steel; optional DLC or Teflon-type non-stick coatings on cutting edges; cemented carbide grades available for highly aggressive adhesives.
Anti-adhesion design for sticky materials
The cutting edge incorporates a micro-serrated polishing process combined with PTFE-type non-stick coating to minimize adhesive accumulation on the blade surface and tip, effectively reducing white spots and uneven edges caused by residue build-up, ensuring each slit tape roll exhibits a smooth, clean appearance and uniform end-face quality.
Superior wear resistance and thermal stability
Through vacuum heat treatment and deep-cryogenic processing, the carbide distribution is refined and grain structure optimized, maintaining edge hardness and red hardness even under high-frequency friction and temperature rise conditions, particularly suited for high-speed automatic slitting systems that demand exceptional blade durability and reduced downtime for tool changes.
Versatile specifications with easy installation
Flexible customization options for inner diameter, outer diameter, and thickness dimensions are available, with flatness and parallelism strictly controlled to high precision levels, ensuring reliable fit with various slitter spindles and air shafts across different equipment brands, while simplified mounting procedures eliminate the need for specialized tooling.
Broad application across wide-web and narrow-tape slitting
Whether performing large-diameter longitudinal shearing on wide master rolls or multi-strip simultaneous slitting on narrow tapes, these blades maintain consistent cutting performance with slit width tolerances controlled within acceptable ranges to effectively meet dimensional accuracy requirements for diverse tape product specifications.
Custom specifications and technical support
Non-standard outer diameters, non-standard bore sizes, and special edge angles are available upon request with drawings or samples, while material selection and coating recommendations can be tailored based on adhesive strength and operational speeds to ensure each blade precisely matches actual working conditions for maximum processing efficiency.
Our production process:
1.Cutting
2.Forging
3.Plastic surgery
4.Heat treatment
5.Modification
6.Slice
7.Initial grinding
8.Sharpen
9.Plastic surgery
10.Fine grinding
11.Plastic surgery
12.Chamfer
13.Test
14.Package
15.Factory

Our products serve all walks of life:
Suitable for cartons, corrugated paper, gift boxes, advertising industry chevron board, KT board, cardboard cutting, clothing fabrics, carbon fiber and glass fiber, various papers, films, PET, automobile wire ring mats, various composite materials fully surrounded mats, rubber, gray board, plastic, embroidery materials, automobiles, carriages, papermaking, textiles, metallized film, tobacco, packaging materials, BOPP film, food machinery, medicinal materials, aluminum foil, metallized film, tobacco, electronics, light industry, food, leather, chemical fiber, glass fiber, textiles, stationery, plastics, feed, paper tubes, cartons, woodworking and other industries.

Packing&Shipping
Efficient logistics and distribution: We use fast and reliable logistics partners to ensure that your order can be delivered in time. We work with world-renowned logistics companies to provide flexible logistics options and full tracking services so that you can always know the shipping status of your goods.
FAQ:
How do these blades prevent adhesive build-up on the cutting edge?
The edges feature micro-serrated polishing and PTFE-type non-stick coatings to minimize adhesive accumulation and ensure clean cuts.
Can they be used on high-speed automatic slitting machines?
Yes. With vacuum heat treatment and deep-cryogenic processing, they maintain excellent red hardness for high-speed continuous slitting.
Are custom sizes available?
Yes. Outer diameter, inner hole, thickness, and edge angles can be customized based on drawings or samples.
What is the typical service life?
It depends on tape material and speed, but the wear-resistant coating and fine-grain substrate significantly extend blade life between changes.
Can they handle highly aggressive specialty industrial tapes?
Yes. We can recommend harder cemented carbide grades or special coatings based on adhesive strength.
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