PQD-MC-3 Triple Cylinder Score Cut Knife Holder

One Year Warranty

  • Nearly triple the cutting force of single cylinder holders
  • For heavy-duty applications, such as sandpaper, leather, flooring, and roofing materials
  • Exact cutting widths due to the narrowest manufacturing tolerances
  • Minimum Slit Width: 20 mm/0.787 in
  • Knife Diameter: 76.2 mm and 100 mm/3.000 and 4.000 in
  • Web Speed: 1,200 ft/min
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PQD-MC-3 Triple Cylinder Score Cut Knife Holder

Product Details

DIENES’ unique triple cylinder pneumatic crush/score cut holder for heavy duty, narrow-width (0.787″) applications. This narrow width slitter develops nearly triple the cutting force of single cylinder holders, design employs the same mounting dimensions as all the DIENES PQDS style holders and can be interchanged on the same dovetail bars. PDQ-MC-3 holders come standard with the same pneumatic connections DIENES offers on all PQDS style holders.

PDQ-MC-3 is unique in the pneumatic cylinders are stacked in tandem to deliver high cutting forces. The PQD-MC-3 holders are able to produce 360 pounds force when 90 PSI is applied to the holder and rated to run web speeds of 1,250 ft/min. This high force knife holder is capable of slitting high strength materials including sand paper, fiberglass, leather, flooring, tough nonwoven materials, and even roofing shingles.

Additional information

Dienes Part #

Drawing Number

Minimum Slit Width Inches

Minimum Slit Width Millimeters

Maximum Web Speed ft/min

Maximum Web Speed m/min


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Item # Item Name Dienes Part #
1 Pressure Cylinder 244B110563010
2 Pressure Cylinder 244B110564010
3 Piston 244A215001001
4 Gasket 244B090176010
5 Housing 244A340001001
6 Intermediate Strip 244B000678040
7 Knife Fork 021229
8 Crush Cut Knife 22470
9 Axle Pin 02045-09
10 Intermediate Plate 021401
11 Washer 615722
12 Socket Head Cap Screw 613604
13 Coiled Pressure Spring 021245
14 Ball Bearing 02698
15 O-Ring 021571
16A Quik-Clamp™ 021100
16B Standard Clamp 021901
17 Countersunk Screw 021610
18 Air Hose Assembly (Type 1) 22184
19 Rivet 02776
20 Clamping Split Pin 02099-09
21 Distance Ring 244B010077030
23 Quick Disconnect 1/8 NPT 02120-09
23 Quick Disconnect G1/8 02120-10
25 Male Connector 02147-09
28 Intermediate Piece 244B040567010
29 Clamp Screw 22412
30 Clamping Arm 02037-09
PQD-MC-3 Holder Parts List
PQD-MC-3 Holder Drawings
PQD-MC-3 Holder STEP

PQD-MC-3 Triple Cylinder Score Cut Knife Holder

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