Airtac SI63 Standard Cylinder SI63BX20
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 SI63BX20 Standard Cylinder Specifications
- Model: SI63BX20
- Type: ISO 6432 compliant double-acting cylinder
- Bore size: 63 mm
- Stroke: 20 mm (customizable up to 500 mm)
- Operating pressure: 0.05–1.0 MPa
- Cushioning: Adjustable pneumatic cushion (both ends)
- Mounting style: Basic type (axial mounting holes)
- Port size: M5×0.8 (G1/8 optional)
- Ambient temperature: -20℃ to 80℃
- Piston rod material: Hard chrome-plated steel
- Tube material: Anodized aluminum alloy
- Seal type: NBR + PU combination seals
- Weight: 0.95 kg (with 20mm stroke)
- Dimensions:
- Length: 146 mm (retracted)
- Width: 76 mm (mounting bracket edge-to-edge)
- Height: 76 mm (square tube profile)
- Rod thread: M10×1.25 (standard)
- Max theoretical force: 311 N @ 0.63 MPa
- ISO speed range: 50–750 mm/s
A high-precision industrial cylinder featuring dual anti-rotation design and wear-resistant rod guides. The chrome-plated piston rod integrates dust-resistant wiper seals, optimized for repetitive motion in contaminated environments. Requires 5-40 μm filtered air with recommended ISO VG32 lubricator oil.
- Packaging machinery clamp positioning
- CNC machine tool door interlocks
- Automated assembly line pusher mechanisms
- Plastic injection molding ejector systems
- Printing press paper feed controls
Installation note:
Align mounting surfaces within 0.2mm tolerance. For vertical installations exceeding 45° angle,
use rod-end support brackets (accessory code: BR63-01). Lubricate rod weekly in high-cycle applications.
| Property | Property Value |
|---|---|
| sku | SI63BX20 |
| 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 | SUS304 |
| Magnet | Non-magnetic |
| Bore Diameter | 63mm |
| Stroke | <20mm> |
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.