Replacing the knife on your Challenge Spartan 150A, 150SA and 150AEP electric cutters is very important to ensure you are always getting a perfect cut, without straining and wearing down the machine. The power of the electric system will push even a dull blade through your stack, but when a dull blade is used the machine works much harder and will wear down quicker. An easy and fairly inexpensive way to keep your cutter performing at its peak for years to come is to frequently replace your knife. Choose from one of the following blades:
* General estimate calculated based on 50# bond paper. Can vary greatly depending on specific applications and materials being cut.
Inlay knives (INL) are made of a bi-metallic composition that consists of one part high allow tool steel and one part standard grade steel. A special fusion process bonds these two grades of steel together to produce a high quality knife at an economical price.
Approximate knife life: 8 hours or 1,200 cycles*.
High Speed Steel:
High speed steel knives (HHS) are made of a bi-metallic composition consisting of one part 18% tungsten high speed steel and one part standard grade steel. A special fusion process bonds these two grades of steel together to produce an extremely wear-resistant knife. Offers a three to five time longer life than standard inlay knives.
Approximate knife life: 16 hours / 3,000 cycles*.
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