News & Knowhow

The lifetime of a steel cord shear knife is measured solely through the number of transacted cuts Customers (especially new ones) expect guaranteed lifetimes We cannot give any guaranties, because A) we do not know the condition of cutter bar and duc...

Knife breakage appears frequently, depending on thickness and fabric of the material to be cut. Normally the knife blocks spring is the problem The problem normally can be solved by using springs with a higher pretension Sometimes the knives’ radial ...

Knife breakage may occur due to faulty synchronisation of the cutting materials advance and the knife saddle. Control synchronisation

Based on the cutting geometries or blade facet version, irregular cutting results may occur. Control the cutting angle for uniformity Control the centricity of a double-sided facet Cutting angle recommendation Adapt the facets configuration

The missing cutting gap while cutting parent rolls (up to a diameter of 400mm) heats the circular knife. This leads to a significant glue build-up. The risk of knife breakage is very high. Polish both blade sides, min. Ra 0,4 Coatings with Teflon or ...

The filter material is squeezed due to inadequate sharpness of the blade. This is unacceptable, as the air gate to achieve the vacuum is no longer ensured. Control cutting angle Control blades sharpness with tissue paper Cutting angle recommendation ...

The customer notices cracks in the saw blade during the dismantlement of the chop saw. Tip: Generally, a broken/ripped/cracked saw blade should be replaced and not used any further. This error could have been caused by the following: Improper/invalid...

The costumer notices breakouts (fringes) during cut-to-size. These breakouts are unacceptable, since the product is cut for sale at this point. This error could have been caused by the following: Dull teeth Re-sharpen the saw Number of teeth is too l...

Due to many possible causes chipper knives or counter knives can break. Foreign bodies in the wood/woodchips the broken knife has to be exchanged. An inspection of the metal detectors is recommended to avoid foreign bodies within the wood Faults duri...

The customer notices an increasing amount of too small and/or oversized wood chips. Knives (chop knives, counter knives) are dull and therefore they don’t chip the wood accordingly. Timely re-sharpening of chipper knives and counter knives Important ...