2. Piston features a durable Y-type axial seal with self-compensating function, providing extended service life and low friction resistance
3. Aluminum tube with crisscross reinforcement design and anodized tie rods for enhanced corrosion resistance
4. Adjustable cushioning for smooth operation
5. Multiple configurations available with comprehensive cylinder variants and mounting accessories for flexible system integration
Category: Standard Cylinders | Brand: AirTAC | Series: SI50
AirTAC SI50AX70 Standard Cylinder Technical Specifications
- Model: SI50AX70
- Type: ISO 6432 compliant double-acting pneumatic cylinder
- Bore size: Ø50 mm (±0.1mm manufacturing tolerance)
- Stroke: 70 mm (adjustable stroke version available as SI50AX70R)
- Operating pressure: 0.05-1.0 MPa (7-145 psi)
- Temperature range: -20℃ to 80℃ (non-freezing conditions)
- Port size: Rc1/4 (NPT1/4 optional)
- Cushioning type: Adjustable pneumatic cushioning (both ends)
- Seal material: Nitrile rubber (HNBR optional for high temp)
- Mounting style: Basic foot mounting (MF1), other options via adapter
- Piston rod material: Hard chrome-plated carbon steel
- Max thrust: 196N at 0.63MPa (push/pull force varies ±2%)
- Speed range: 50-750 mm/s (lubricated operation recommended)
- Weight: 1.65 kg (±3% production variance)
- Dimensions: 285mm(L) × 50mm(Bore W) × 80mm(Height over rod)
- Rod thread: M10×1.25 external (male) standard
- Protection rating: IP54 (standard seals), IP67 available
- Lubrication: Pre-lubricated (relubrication interval: 3M km)
The SI50AX70 features precision honed aluminum tubing with wear-resistant piston guides, optimized for medium-duty industrial automation. Its anodized body resists chemical corrosion in harsh environments. The dual adjustable cushions minimize end-impact noise below 75dB(A) at 0.5MPa. Requires 40μm filtered air with ≤5mg/m³ oil content.
- Automated assembly line clamping mechanisms
- Plastic injection molding ejector systems
- Packaging machine product positioning gates
- CNC machine tool chip conveyor actuators
- Automotive welding fixture positioning
| Property | Property Value |
|---|---|
| sku | SI50AX70 |
| 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℃ to 80℃ Speed Range: 30-800 mm/s |
| Port Size | PT1/4 |
| Piston Rod Material | SUS420J2 |
| Magnet | Non-magnetic |
| Bore Diameter | <50mm> |
| Stroke | 70mm |
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.









