Airtac SI125 Standard Cylinder SI125X85S
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 SI125X85S Standard Cylinder Specifications
- Model: SI125X85S
- Bore size: 125 mm
- Stroke: 85 mm
- Operating pressure: 0.15–0.8 MPa
- Cushioning type: Adjustable cushioning (both ends)
- Action type: Double-acting
- Mounting style: Standard ISO/VDMA flange (MF1)
- Port size: G1/2 (Rc1/2 optional)
- Operating temperature: -20℃ to 80℃
- Piston material: Hard anodized aluminum alloy
- Rod material: Chrome-plated steel (Cr12MoV)
- Seal material: NBR (Nitrile rubber)
- Weight: 6.8 kg (dry, without accessories)
- Dimensions:
- Extended length: 305 mm
- Retracted length: 220 mm
- Body diameter: 140 mm
- Rod end thread: M20×1.5
- ISO standard: 15552 (previously ISO 6431)
- Protection rating: IP54 (standard wipers)
High-performance industrial cylinder designed for heavy-duty automation applications. Features precision honed tube with wear-resistant coating and triple-lip rod seal for extended service life. The magnetic piston version (SI125X85S-M9) allows position sensing compatibility. Requires ISO VG32 hydraulic oil lubrication if used in high-cycle applications (>1 million cycles).
- Automotive assembly line clamping systems
- Steel mill conveyor gate actuators
- Plastic injection molding machine ejectors
- Paper processing equipment tensioners
- Warehouse automated stacking mechanisms
Installation notes:
- Align cylinder axis within 0.2° angular misalignment tolerance
- Maintain 1.5× bore size clearance for rod extension space
- Use flexible couplings for stroke-end force absorption
- Apply anti-seize compound on rod threads in corrosive environments
| Property | Property Value |
|---|---|
| sku | SI125X85S |
| 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 | 85mm |
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.