Airtac SI125 Standard Cylinder SI125X500SFTC

Airtac

Airtac SI125 Standard Cylinder SI125X500SFTC

$392.91 $400.41
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Description
1. ISO15552 (formerly ISO6431) Standard Pneumatic Cylinder
2. Piston features bidirectional Y-seal structure with cushioning function, offering extended service life and low friction resistance;
3. Aluminum barrel with cruciform reinforcement and black-anodized piston rod for enhanced corrosion resistance;
4. Precision machined cylinder surface ensures smooth operation;
5. Multiple cylinder specifications and mounting accessories available for flexible configurations.
Category: Standard Cylinders | Brand: AIRTAC | Series: SI125

AirTAC SI125X500SFTC Standard Cylinder Specifications

  • Model: SI125X500SFTC
  • Type: ISO 15552 compliant double-acting cylinder
  • Bore size: 125 mm
  • Stroke: 500 mm (±1.5mm tolerance)
  • Operating pressure: 0.05–1.0 MPa
  • Cushioning: Adjustable pneumatic cushion (both ends)
  • Port size: G1/2 (ISO 228-1 standard)
  • Mounting: Front flange with detachable mounting foot (ISO 15552 MF6)
  • Piston rod material: Hard chrome-plated steel (Cr>20μm)
  • Seal material: NBR (nitrile) with wear-resistant ring
  • Temperature range: -20℃ to 80℃ (dry air required below 0℃)
  • Protection rating: IP65 (rod extension area IP54)
  • Max thrust: 14,726N @1.0MPa (calculated)
  • Air consumption: 12.27L/cycle @0.5MPa
  • Weight: 15.8 kg (with standard accessories)
  • Dimensions: 784mm(L) × 180mm(W) × 180mm(H) (retracted length: 284mm)
  • Rod thread: M30×1.5 external thread (ISO 12240-1)

High-force industrial cylinder featuring precision honed aluminum tube (AlMgSi1) with internal diameter concentricity ≤0.2mm. Equipped with magnetic piston (D7-ND magnet) for position sensing compatibility. Optional shock absorber kits available for high-speed applications (>1 m/s).

Typical Applications:
  • Automotive press line material handling
  • Steel mill door actuation systems
  • Plastic injection molding machine ejectors
  • Heavy-duty conveyor gate controls
  • Paper mill roller positioning
Installation guidelines:
1. Use anti-vibration washers when mounting to stamped steel surfaces
2. Maintain 0.5-1mm alignment tolerance for rod-end connections
3. Lubricate through air port (ISO VG32 recommended) every 5,000km stroke
4. Allow 50mm clearance behind cushion screws for adjustment
Cycle Life: 5,000km (standard seals) / 8,000km (optional FKM seals)
Max Speed: 1.5 m/s (cushioned) / 0.5 m/s (uncushioned)
Hysteresis: ≤1.5% F.S. under 0.5MPa
Replacement Kit: SK125-1 (seal kit), PK125-3 (piston rod assembly)


Property Property Value
sku SI125X500SFTC
Seal Material Polyurethane
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 80°C Speed Range: 30-500 mm/s
Port Size PT 1/2
Piston Rod Material Medium Carbon Steel
Magnet S-Magnetic
Bore Diameter 125mm
Stroke 500mm
Shipping policies

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.
  • Item arrived not as expected (ie. damaged packaging).
  • Item had defects.
  • Over delivery time.
  • The shipper does not allow the goods to be inspected before payment.

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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