1. ISO15552 (formerly ISO6431) standard compliant cylinder
2. Features asymmetric bidirectional sealing structure with compact dimensions and integrated oil reservoir function in piston sealing
3. H-shaped aluminum tubing with rodless design enhances corrosion resistance; External sensor mounting grooves enable quick installation
4. Smooth and stable cushion adjustment mechanism
5. Multiple cylinder specifications and mounting accessories available for versatile applications
6. High-temperature resistant sealing materials support operating temperature range of 0~150℃
Category: Standard Cylinders | Brand: AIRTAC | Series: SAIJ63
AirTAC SAIJ63 Adjustable Cylinder SAIJ63X70-20 Technical Details
- Model: SAIJ63X70-20
- Type: Double-acting adjustable stroke cylinder
- Bore size: 63mm (ISO standard)
- Stroke: 70mm (adjustable through built-in stroke limiter)
- Operating pressure: 0.05-1.0 MPa
- Operating temperature: -20℃ to 80℃
- Port size: M5x0.8 (standard) / G1/8 optional
- Cushioning: Adjustable pneumatic cushion at both ends
- Mounting style: Basic type (no foot) with multiple accessory mounting options
- Piston rod material: Chrome-plated carbon steel (Cr-Mo)
- Cylinder tube: Anodized aluminum alloy
- Seal material: NBR (nitrile rubber) with wear-resistant ring
- Weight: 1.85kg (excluding accessories)
- Dimensions (L×W×H):
- Retracted length: 143mm
- Extended length: 213mm
- Body width: 76mm
- Mounting height: 63mm
- ISO standard: 15552 (previously ISO 6431)
- Protection rating: IP54 (standard seals)
High-precision adjustable stroke cylinder featuring micro-adjustment mechanism (±1mm accuracy) for position control. The double-rod design enhances stability during mid-stroke positioning. Integrated magnetic piston enables position feedback when used with sensors (sensor not included).
- Precision clamping in CNC fixture systems
- Variable height adjustment in packaging conveyors
- Position-controlled pressing in electronic component assembly
- Automated material handling with stroke customization
- Plastic injection molding machine ejectors
- Use filtered air (5-40μm) with lubricator (ISO VG32 oil recommended)
- Allow 5-10mm clearance around cylinder for heat dissipation
- Max side load: 15% of thrust capacity at full extension
- Adjustment procedure: Loosen lock nut → Turn stopper screw → Re-tighten to 1.2N·m torque
| Property | Property Value |
|---|---|
| sku | SAIJ63X70-20 |
| Adjustable Stroke | <20mm> |
| 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:-20-70°C Speed Range:30-800mm/s |
| Port Size | PT3/8 |
| Magnet | Non-magnetic |
| Bore Diameter | 63mm |
| 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.



