Airtac SI125 Standard Cylinder SI125BX140
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 SI125BX140 Standard Cylinder Specifications
- Model: SI125BX140
- Type: ISO 15552 compliant double-acting pneumatic cylinder
- Bore size: 125mm
- Stroke: 140mm (customizable up to 2000mm)
- Operating pressure: 0.05–1.0 MPa
- Cushioning: Adjustable pneumatic cushion (both ends)
- Piston rod material: Hard chrome-plated carbon steel
- Tube material: Anodized aluminum alloy
- Seal type: NBR + PU combination seals
- Port size: G3/8 (M14×1.5 optional)
- Mounting type: Basic series (ISO mounting grooves)
- Ambient temperature: -20℃ to 80℃
- Piston speed: 50–800 mm/s
- Weight: 4.8 kg (excluding accessories)
- Dimensions:
- Length: 300mm (base length) + stroke
- Width: 155mm (including mounting flanges)
- Height: 135mm (cylinder diameter with cushion screws)
High-torque industrial cylinder with enhanced lateral load capacity, featuring precision honed tube and wear-resistant rod seals. The SI125BX140 supports multiple mounting configurations (front flange, rear flange, foot mounting) and includes magnetic piston for position sensing compatibility. Designed for heavy-duty cycles with 5,000km minimum service life under standard conditions.
- Automotive assembly line clamping systems
- Steel mill material handling actuators
- Plastic injection molding machine ejectors
- Paper processing equipment tensioners
- Foundry machine door actuators
Installation note:
Lubricate rod bearings with ISO VG32 hydraulic oil before initial operation.
Maintain 0.3-0.6 MPa operating pressure for optimal seal performance.
Allow 25mm minimum clearance around cylinder for heat dissipation.
| Property | Property Value |
|---|---|
| sku | SI125BX140 |
| 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 | SUS304 |
| Magnet | Non-magnetic |
| Bore Diameter | 125mm |
| Stroke | <140mm> |
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.