Airtac SI63 Standard Cylinder SI63AX250
2. Piston sealing features dual-locked Y-type axial sealing structure with dust scraping capability, delivering extended service life and low friction resistance;
3. Aluminum tube with cross-shaped reinforcement and anodized tie rods for enhanced corrosion resistance;
4. Optimized cushion adjustment system with stable stroke control;
5. Multiple bore sizes and mounting accessories available for flexible configuration.
Category: Standard Cylinders | Brand: Airtac | Series: SI63
AirTAC SI63AX250 Standard Cylinder Specifications
- Model: SI63AX250
- Type: ISO 6432 standard single-acting spring return cylinder
- Bore size: 63mm
- Stroke: 250mm (customizable 25-500mm)
- Operating pressure: 0.05-1.0 MPa
- Operating temperature: -20℃ to 80℃
- Cushioning: Adjustable pneumatic cushion (both ends)
- Mounting style: Basic flange mounting (MF1)
- Port size: G1/4 (M10x1.0 optional)
- Piston rod thread: M16x1.5
- Material:
- Cylinder tube: Aluminum alloy with hard anodizing
- Piston rod: Chrome-plated steel
- End caps: Die-cast aluminum
- Seal material: NBR + Polyurethane (high wear resistance)
- Protection rating: IP65 (standard), IP67 optional
- Weight: 2.85kg ±3% (without accessories)
- Dimensions:
- Length: 468mm (stroke 250mm + base length)
- Width: 78mm (flange mounting surface)
- Height: 88mm (including rod end)
High-precision industrial cylinder featuring dual adjustable air cushions for smooth stroke termination. The hard-anodized barrel surface provides exceptional corrosion resistance in humid environments. Optimized seal design ensures ≤0.5mm/s creep speed at 0.5MPa. Compatible with all ISO 6432 mounting accessories.
- Packaging machine clamping mechanisms
- Automotive assembly line positioning
- Plastic injection molding ejectors
- Food processing conveyor gate control
- Textile machinery tensioning systems
Installation note:
Lubricate piston rod with ISO VG32 hydraulic oil before initial use.
Maintain 0.3-0.6MPa working pressure for optimal seal performance.
Allow 15mm clearance behind flange for full retraction.
| Property | Property Value |
|---|---|
| sku | SI63AX250 |
| 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 | PT3/8 |
| Piston Rod Material | SUS420J2 |
| Magnet | Non-magnetic |
| Bore Diameter | 63mm |
| Stroke | <250MM> → <250mm> |
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.