• Material: Tool steel, High carbon tool steel
• Original: Made in China

We are manufacturer and wholesale for cardboard razor slitter blades of all worldwide popular corrugate cardboard machines.  We provide wide range of razor blades with competitive prices. 

1.  Common terms
razor slitter blades
razor slitter knives
razor slitting blades
razor slitting knives
razor slitters
nc razor slitter blades
nc razor slitter knives
cardboard razor slitters
carton razor slitters
corrugate razor slitters
carbide razor slitters 
carbide razor slitter blades
carbide razor slitter knives





2. Razor slitter blades and grinding wheels
Razor slitter blades are cutting cardboard, and grinding automatically by 2 grinding wheels on the machines, when the blades are not sharp.



Both High speed steel material and Tungsten carbide material razor slitter knives are running together with grinding stones.

There are 2 types of grinding stones
---Diamond grinding stones
---CBN grinding stones



We supply grinding wheels as an additional service to our customers who buy our razor slitter knives. 


3. Material of razor slitter blades
high speed steel
tungsten carbide steel  YG10
tungsten carbide steel  YG12
tin coating high speed steel
tin coating tungsten carbide steel

A. high speed steel razor slitter blade sample



B. tungsten carbide razor slitter blade sample




C. Tin coating / Titanium razor slitter blade sample




4. Tungsten carbide razor blade feature
Tungsten carbide material of razor slitter blade are with HRC86-90,  and lifetime 10-15 times than hss material razor slitter blade.
Our superior tungsten carbide razor slitting blades are used successfully in many corrugated board plants world-wide. With optimum grade selection, our sub micron grain size tungsten carbide blades can slit some additional million metres of corrugated board.

# Lifetime far much longer than other material
# Clear cut
# Mirror polish finish
# Less down time 
# Individual pack 

Mirror finish of carbide razor knife





Etching / Engraving on blade





5. Worldwide OEMs
we supply OEM replacement cardboard razor slitter blades,  that suits for worldwide popular original machines.

Machine type reference list

Machine mode	Size	Hole number
Fosber	230x110x1.1mm	6
Fosber	230x135x1.1mm	4
Fosber	290x203x1.1mm	6
Agnati	240x115x1.0mm	3
Peters	250x150x0.8mm	No
Isowa	260x140x1.5mm	No
Marquip	260x168.3x1.2mm	8
Hseih	270x168.3x1.5mm	8
Mitsubishi	280x202x1.4mm	6
Mitsubishi	280x160x1.0mm	6
TCY	300x112x1.2mm	6
BHS	240x32x1.2mm	2

6. Individual packing
This is new packing design of cardboard slitter blades.
Because carboard slitter blades is extremly sharp, to protect the edge,  we pack this kind of blade individually,  One piece in one cardboard



steps of packing on each blade
1st step --- Rubber seal wrap cutting edge 
2nd step --- Plastic foam wrap whole blade
3th step --- Each blade in each box


7. Advantage of our product
# Quick identification of machine model
# Different material variation of knife
# Ground, polishing, mirror polishing 
# Safety packing, individual packing
# Made in China
# In house inspection
# Customized order is accepted     
# Paypal accepted



Looking for other industrial knives we produce?   We can help
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Hook blade
Breakaway blade
Tape knife
Vacuum packing knife
Injector blade
Slitter blade
Cutoff knife
Seafood slicer knife
Dicer knife
Cheese cutter knife
Skinner knife
Poultry slicer knife
Vegetable processing knife
Extrusion knife
Pelletizer knife
Granulator knife
Tyre recycling knife
Shredder knife
Sheeter knife
Perforator knife
Bottom slitter knife
Razor slitter knife
Slotting knife