Airtac SI125 Standard Cylinder SI125AX75
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 SI125AX75 Standard Cylinder Specifications
- Model: SI125AX75
- Type: ISO 15552 compliant single-acting/pneumatic return
- Bore size: Ø125mm (±0.1mm tolerance)
- Stroke: 75mm (adjustable cushioning)
- Operating pressure: 0.05-1.0 MPa
- Piston speed: 50-700 mm/s (lubricated)
- Ambient temperature: -20℃ to 80℃
- Port size: G1/2 (BSPP thread)
- Mounting type: AX series - front flange with through holes
- Piston rod material: Hard chrome-plated steel (4Cr13)
- Tube material: Anodized aluminum alloy
- Seal type: NBR + PU combination seals
- Weight: 3.8kg (excluding accessories)
- Dimensions: 215mm(L) × 138mm(W) × 138mm(H) (full extension)
- Rod end thread: M20×1.5 (male)
- Cushion adjustment: 5-15 turns (external screw type)
- ISO standard: 15552 (formerly ISO 6431)
High-torque industrial cylinder with precision-guided piston rod (runout ≤0.08mm). Features dual cushioning chambers with adjustable shock absorption and wear-resistant rod bearing. Corrosion-resistant construction with IP65 protection rating. Requires ISO VG32 hydraulic oil mist lubrication (0.3-0.5cc/min recommended).
- Metal stamping press ejection systems
- Automotive welding fixture clamping
- Injection molding machine core pulling
- Heavy-duty conveyor gate control
- Paper processing equipment actuation
Installation note:
Maintain ≤0.1mm/m alignment tolerance during mounting.
For vertical installations, use M25×1.5 locking nut (sold separately).
Pre-lubricate rod surface before initial operation.
| Property | Property Value |
|---|---|
| sku | SI125AX75 |
| 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 | 75mm |
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.