Airtac SI125 Standard Cylinder SI125AX425
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 SI125AX425 Standard Cylinder Specifications
- Model: SI125AX425
- Type: ISO 15552 compliant double-acting pneumatic cylinder
- Bore size: 125 mm
- Stroke: 425 mm (customizable up to 2000mm)
- Operating pressure: 0.1–1.0 MPa (15–145 psi)
- Operating temperature: -20℃ to 80℃
- Cushioning: Adjustable pneumatic cushion at both ends
- Port size: G3/8 (NPT1/2 optional)
- Piston rod thread: M20×1.5
- Mounting type: Basic rear flange (ISO 15552 FF)
- Material: Anodized aluminum barrel, hardened steel rod
- Seal material: NBR (Nitrile) standard (FKM/Viton optional)
- Weight: 18.7 kg (with standard accessories)
- Dimensions: 755mm(L) × 150mm(W) × 150mm(H) (at full extension)
- Rod end articulation: Female thread with pivot eye
- Max theoretical force: 12,272N @ 0.8MPa (extending)
High-force industrial cylinder designed for heavy-duty linear motion applications. Features corrosion-resistant construction with chrome-plated piston rod (25μm thickness) and integrated magnet for position sensing. Meets ISO 15552 mounting dimensions for easy system integration. Requires 40μm filtered air with lubrication (ISO VG32 recommended).
- Press machinery actuation systems
- Automotive assembly line clamping devices
- Foundry equipment for mold handling
- Heavy material transfer systems
- Paper processing machinery
Installation note:
For vertical installations exceeding 45° angle, use rod-down orientation and install a flow control valve on the lower port. Maintain minimum 50mm clearance around cylinder body for heat dissipation.
| Property | Property Value |
|---|---|
| sku | SI125AX425 |
| 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 | SUS420J2 |
| Magnet | Non-magnetic |
| Bore Diameter | 125mm |
| Stroke | <425mm> |
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.