PQA-DF50 Holder

The Dienes PQA-DF50 Crush Cut knife holder has been proven to be an outstanding slitter for many years. This holder design employs a double sealed ball bearing design capable of withstanding heavy loads up to 250 pounds of force at high speed. Slitting fiberglass, non-woven materials, paper and films the PQA-DF50 is capable of slitting down to 50 mm (1.969 in) minimum slit widths while sustaining speeds of 1,219 m/min (4,000 ft/min). A modular design allows the holder to be mounted with a dovetail, tee bar, or a linear bearing. Custom design mountings are possible with the Dienes highly qualified engineering staff. If you are experiencing marginal performance from your current crush knife designs, Call Dienes, the company with over 100 years of Know How.


  • Oil Wick – Used for blade lubrication
  • Blade Guards – for operator safety
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Additional information

Dienes Part #

Drawing Number

Minimum Slit Width Inches

Minimum Slit Width Millimeters

Maximum Web Speed ft/min

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