Airtac SI63 Standard Cylinder SI63BX20S
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 SI63BX20S Standard Cylinder Specifications
- Model: SI63BX20S
- Type: Double-acting pneumatic cylinder
- Bore size: 63 mm
- Stroke: 20 mm
- Operating pressure: 0.05–1.0 MPa
- Piston rod material: Hard chrome-plated carbon steel
- Tube material: Anodized aluminum alloy
- Seal type: NBR (Nitrile rubber)
- Cushioning: Adjustable buffer (both ends)
- Mounting type: Basic (optional accessories: MF, MP, or MY series mounts)
- Ambient temperature: -20℃ to 80℃
- Weight: 1.8 kg (excluding accessories)
- Dimensions:
- Body diameter: 80 mm
- Retracted length: 142 mm
- Extended length: 162 mm
- Mounting hole spacing: 60×60 mm (standard pattern)
- Rod thread: M12×1.25
- ISO standard: Compliant with ISO 6432 (VDMA 24562)
The SI63BX20S features a space-saving design with corrosion-resistant construction, optimized for high-cycle automation systems. Its dual adjustable air cushions minimize end-impact noise while maintaining positioning accuracy (±0.5mm repeatability). The cylinder incorporates a wear-resistant guide bushing design that extends service life beyond 5,000 km under standard operating conditions.
- High-speed pick-and-place systems in electronics assembly
- Clamping mechanisms for CNC machining centers
- Packaging machine ejector systems
- Automated conveyor gate controls
- Textile machinery tensioning devices
Installation note:
For vertical mounting applications exceeding 0.5 MPa, install an anti-drop mechanism.
Lubricate through air supply (ISO VG32 recommended) with 1-2 drops/m³ filtered air.
Maintain minimum 5mm clearance around cylinder body for heat dissipation.
| Property | Property Value |
|---|---|
| sku | SI63BX20S |
| 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 | S-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.