Airtac ACEJ12 Adjustable Compact Cylinder ACEJ20X70-40S

Airtac

Airtac ACEJ12 Adjustable Compact Cylinder ACEJ20X70-40S

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Description
ACEJ12 Adjustable Compact Cylinder
1. Compliant with ISO 21287 standard, featuring highly versatile mounting dimensions;
2. Thread-connected cylinder body with front/rear covers ensures structural integrity and maintenance convenience;
3. Precision-machined bore with hard anodizing treatment delivers exceptional wear resistance and extended service life;
4. Asymmetric bidirectional piston sealing configuration combines compact dimensions with integrated oil reservoir functionality;
5. Space-optimized design reduces installation footprint by 50% compared to ISO 15552 standard cylinders of equivalent bore size;
6. Triple-side sensor grooves along cylinder body facilitate flexible sensor mounting;
7. Integrated shock absorber pads effectively dampen residual energy from high-speed operation and mechanical rotation;
8. Comprehensive selection of standardized mounting accessories available.
Category: Adjustable Cylinder | Brand: AIRTAC | Series: ACEJ12

AirTAC ACEJ12 Adjustable Compact Cylinder ACEJ20X70-40S Specifications

  • Model: ACEJ20X70-40S
  • Type: Adjustable stroke compact cylinder (double-acting)
  • Bore size: 20 mm
  • Stroke: 70 mm (adjustable)
  • Operating pressure: 0.05–1.0 MPa
  • Cushioning: Adjustable rubber buffer
  • Mounting style: S-type (swivel base with single mounting hole)
  • Port size: M5×0.8 (G1/8 optional)
  • Operating temperature: -10℃ to 80℃
  • Piston material: Aluminum alloy with hard anodizing
  • Rod material: Stainless steel (SUS304)
  • Seal material: NBR + PU combination
  • Weight: 0.68 kg
  • Dimensions:
    • Length: 143 mm (fully retracted)
    • Width: 32 mm (body diameter)
    • Height: 52 mm (including mounting bracket)
  • Protection rating: IP54 (standard wiper seal)
  • Lubrication: Pre-lubricated (DOP-free grease)

Space-optimized cylinder featuring micrometer-style stroke adjustment mechanism (±2mm fine-tuning capability). The corrosion-resistant design incorporates dual-seal technology for low friction and high cycle life (up to 3,000 km travel distance). Includes magnetic piston for position sensing compatibility.

Typical Applications:
  • PCB handling robots in electronics manufacturing
  • Precision clamping fixtures for CNC machining
  • Pharmaceutical blister packaging machines
  • Semiconductor wafer processing equipment
  • Automated test probe positioning systems
Installation note: For optimal performance, maintain 0.5-1mm clearance between adjustment screw and stopper during initial setup. Lubricate rod every 500,000 cycles using ISO VG32 turbine oil.


Property Property Value
sku ACEJ20X70-40S
Adjustable Stroke <40mm>
Understood. Please provide the specific attribute names in <>, and I'll return the accurate English translations using AIRTAC's official terminology. Example: User input: <缸径> My output: Bore Operating Temperature: -20°C to 70°C Speed Range: 30 to 500 mm/s
Port Size M5×0.8
Piston Rod Thread Type Internal Thread
Magnet S-Magnetic
Bore Diameter <20mm>
Stroke 70mm
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Returns will be accepted for up to 15 days of Customer’s receipt or tracking number on Not used items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:

  • Received the wrong item.
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The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.

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