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DS Style Differential Winding

DS Slip Shaft

DS slip shafts provide pneumatic locking and pneumatic slip for accurate torque in medium tension film slitting and rewinding.

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DS Slip Shaft shaft view 1
DS Slip Shaft shaft view 2
DS Slip Shaft shaft view 3

Slip Shaft

Controlled winding torque for slit roll quality.

Automatic roll loading and unloading, medium-tension film slitting and soft packaging composite film rewinding.

  • Center-air-pressure slip shaft with pneumatic locking and pneumatic slip.
  • Provides accurate torque and precise tension control over a broad range, with starting working pressure generally above 0.8 kg.
  • The core remains stable and does not shift or loosen during forward and reverse rotation.
  • Especially suitable for medium-tension film slitting and soft packaging composite film applications.
3-inch Ring75.5 mm OD, 77.8 mm expansion point, 45 mm ID
6-inch Ring151 mm OD, 155.5 mm expansion point, 70 mm ID
Core Sizes76.2 +/- 0.2 mm and 152.4 +/- 0.2 mm
Widths40 mm standard; 30, 35 and 45 mm options for 3-inch
Starting PressureGenerally above 0.8 kg working air pressure

Slip Ring

Slip ring options and core-contact details

Slip rings are shown as compact thumbnails because many source images are small. This keeps the visual quality natural while still showing the available ring forms.

DS Slip Shaft slip ring 1
DS Slip Shaft slip ring 2
DS Slip Shaft slip ring 3
DS Slip Shaft slip ring 4
DS Slip Shaft slip ring 5
DS Slip Shaft slip ring 6
DS Slip Shaft slip ring 7
DS Slip Shaft slip ring 8
DS Slip Shaft slip ring 9
  • 3-inch ring outside diameter is 75.5 mm and expands to 77.8 mm.
  • Suitable 3-inch core inner diameter is 76.2 +/- 0.2 mm for paper or plastic cores.
  • 3-inch ring inner diameter is 45 mm, with standard 40 mm width and 30, 35 and 45 mm options.
  • 6-inch ring outside diameter is 151 mm and expands to 155.5 mm.
  • Suitable 6-inch core inner diameter is 152.4 +/- 0.2 mm for paper or plastic cores.
  • 6-inch ring inner diameter is 70 mm with standard 40 mm width.

Selection Notes

Confirm core material, core inner diameter, required width, winding tension range, shaft structure and whether the application needs low starting tension or higher roll-holding force.

Technical Data

Pull force and pressure reference tables

Values are translated from the supplied product document and should be confirmed against the actual shaft structure, ring width, groove material and air path before final selection.

DS Slip Shaft Pull Force, Low Pressure Range

Test condition: 6-inch DS slip ring, 40 mm width, 55 mm inner bore.

Air Pressure (kg/cm2)0.40.60.81.01.21.41.61.82.02.22.42.6
Pull Force (kg)0.390.460.540.620.760.941.101.201.241.381.471.50

DS Slip Shaft Pull Force, High Pressure Range

Continuation of the 6-inch DS slip ring test.

Air Pressure (kg/cm2)2.83.03.23.43.63.84.04.24.44.64.85.0
Pull Force (kg)1.541.581.641.701.781.841.922.042.102.222.322.42

Related Slip Shaft Types

Air Slip Shaft

Air slip shafts combine pneumatic core locking with controlled differential slip for accurate torque and stable multi-roll winding.

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Low Tension Slip Shaft

Low tension slip shafts use roller positioning balls and bearings to start and regulate winding at very low air pressure.

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Ball Slip Shaft

Ball slip shafts can be configured as center-air, pneumatic side-pressure or mechanical side-pressure slip shafts for flexible narrow-roll winding.

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Double Ball and Roller Slip Shaft

Double ball and roller slip shafts use long cylindrical expansion points to support stable core contact and winding torque.

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Key Slip Shaft

Key slip shafts use rectangular metal or rubber keys to expand and contact the core for controlled differential winding.

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