Airtac SI125 Standard Cylinder SI125X8
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 SI125X8 Standard Cylinder Specifications
- Model: SI125X8
- Type: ISO 15552 compliant single-acting spring return cylinder
- Bore size: Ø125 mm
- Stroke: 8 mm (customizable up to 1,000 mm)
- Operating pressure: 0.1–1.0 MPa (15–145 PSI)
- Cushioning: Adjustable pneumatic cushion (both ends)
- Port size: G1/2 (M12x1.5 optional)
- Piston rod material: Chrome-plated carbon steel (45#)
- Tube material: Anodized aluminum alloy
- Seal material: NBR + PU composite
- Operating temperature: -20℃ to 80℃
- Weight: 4.7 kg (excluding accessories)
- Dimensions: 270mm(L) × 132mm(W) × 132mm(H) (at mid-stroke)
- Rod thread: M20×1.5
- Mounting options: Basic, foot, flange, or clevis
- ISO speed range: 50–750 mm/s
- Lubrication: Pre-lubricated (relubrication interval: 2,000 km)
High-torque industrial cylinder optimized for precision positioning in heavy-duty applications. Features double-wall construction with corrosion-resistant anodizing and integrated magnet for position sensing compatibility. The reinforced piston rod design withstands 20% higher side loads than standard ISO cylinders.
- Automated press machine ejection systems
- Foundry mold clamping mechanisms
- Heavy conveyor gate actuation
- Plastic injection molding machine core pulls
- Paper mill roller positioning systems
Installation note:
Maintain ≤0.1mm/m alignment tolerance during mounting. For vertical installations,
use rod-down orientation and install a flow control valve on exhaust port.
Requires 5μm filtered air with ISO VG32 lubricator for optimal seal life.
| Property | Property Value |
|---|---|
| sku | SI125X8 |
| 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 | Non-magnetic |
| Bore Diameter | 125mm |
| Stroke | <8mm> |
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.