LIUZHOU LIAN UNITED KNIVES CO.,LTD.

On the Material,Surface Roughness,Angle of the Bevel,durablity of Guillotine

Time:2013-11-13 Read:
Guillotine is one of the important parts of the paper cutting machine, whic is widely udesd in printing & paper making industry.

 

    Guillotine is one of the important parts of the paper cutting machine, whic is widely udesd in printing & paper making industry. The sharpness and the durability have a big effect on the paper cutting machine.
 
    There are various of machineries need to use paper cutting knives, for example automatic paper cutting machine, CNC cutter machine....When you pay more attention to the knives, it will help to improve the life and efficiency of the knife.
 
The inlaid part of the Guillotine
HSS are very popular, especially in the coated paper cutting. It is 3-5times than the CrWMn material when HSS material being reground. W18CR4V2 HSS has 18% W, it is not easy to be abrasive wear. Besides, it keeps sharp, flat and stable when using. The hardness of the blade has a important effect on the durability.
 
The angle of the bevel
Single bevel ranges from ∠20°~23°,it is easy to be worn out compare with the double bevel. So we advice the clients use the double bevel one.
 
The surface roughness of the blade
The smoother of the knife the less resistance it will be. What's more, it will be more durable. To be frank, Ra0.2-0.6 will be better.