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CM2 Series Stainless Steel Mini Pneumatic Cylinder CM2 Series Stainless Steel Mini Pneumatic Cylinder CM2 Series Stainless Steel Mini Pneumatic Cylinder

CM2 Series Stainless Steel Mini Pneumatic Cylinder


The CM2 Type Series is a high-performance, compact pneumatic cylinder engineered for reliable linear motion in precision industrial automation. Featuring a stainless steel body for durability and corrosion resistance, this round-body mini cylinder delivers stable performance in space-constrained environments.
Designed for double-acting, single-rod operation, the CM2 series offers smooth, responsive actuation with an exceptionally low minimum operating pressure of 0.05 MPa, ensuring reliable startups even at low pressures. It comes standard with rubber bumpers and optional air cushioning (Z1 variant) to absorb end-of-stroke impact, reduce noise, and extend service life. The advanced piston and rod seal design provides long-lasting, maintenance-free (non-lube) operation.
With bore sizes of ø20, ø25, ø32, and ø40 mm and a wide range of strokes, the CM2 series supports diverse application requirements. It offers exceptional installation flexibility with 8+ mounting options (basic, foot, flange, clevis, trunnion, etc.) and standard rod-end brackets for easy integration. The series is fully compatible with magnetic position sensors for precise position feedback, with clear switch brackets for easy status monitoring.

  • Stainless Steel Construction: Resists corrosion, ensures long life in harsh environments.

  • Ultra-Compact & Lightweight: Round body design optimizes space in automation machinery.

  • Low Pressure Startup: Operates from 0.05 MPa for consistent, low-pressure performance.

  • Dual Cushion Options: Rubber bumper (standard) & air cushion (Z1) for shock absorption.

  • Maintenance-Free: Non-lube operation reduces upkeep and operating costs.

  • Versatile Mounting: Basic, foot, flange, clevis, trunnion, and integral clevis mounts.

  • Magnetic Switch Compatible: Supports position sensing for automated control.

  • Wide Temperature Range: -10°C to 70°C (non-freezing) for diverse environments.

  • Interchangeable Mounting: Directly replaces legacy models for easy upgrades.

Technical Specifications

  • Bore Sizes: ø20, 25, 32, 40 mm

  • Action Type: Double acting, single rod

  • Operating Pressure: 0.05–1.0 MPa

  • Proof Pressure: 1.5 MPa

  • Temperature Range: -10°C to 70°C (without switch); -10°C to 60°C (with switch)

  • Piston Speed: 50–750 mm/s (rubber bumper); 50–1000 mm/s (air cushion)

  • Cushion: Rubber bumper (standard), air cushion (Z1)

  • Lubrication: Not required (non-lube)

  • Port Thread: R1/8, R1/4 (varies by bore)

  • Materials: Body: Stainless steel; Piston rod: Stainless steel; Seals: Nitrile rubber (NBR)


Typical Applications

Widely used in precision automation, electronic assembly, semiconductor equipment, medical devices, packaging machinery, small conveying systems, and robotics. Perfect for applications requiring space efficiency, high precision, corrosion resistance, and reliable low-pressure operation.


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