Airtac SI63 Standard Cylinder SI63X435
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 SI63X435 Standard Cylinder Specifications
- Model: SI63X435
- Type: ISO 6432 compliant single-acting spring return cylinder
- Bore size: 63 mm
- Stroke: 435 mm
- Operating pressure: 0.05–1.0 MPa
- Cushion type: Adjustable air cushion (both ends)
- Temperature range: -20℃ to 80℃
- Port size: G1/8 (BSPP thread)
- Mounting style: Basic foot mounting (ISO 15552 accessory compatibility)
- Piston rod material: Hard chrome-plated steel
- Cylinder tube: Anodized aluminum alloy
- Seal material: NBR (Nitrile) with grease pre-lube
- Weight: 3.8 kg (±5%)
- Dimensions (L×W×H): 630mm × 80mm × 80mm (extended length including rod)
- Max theoretical force: 312 N @ 1.0 MPa
- Speed range: 50–750 mm/s
- Protection rating: IP65 (rod extended)
High-precision industrial cylinder optimized for long-stroke applications requiring smooth linear motion. Features corrosion-resistant construction with double lip seals for dust prevention. The magnetic piston version (optional) enables position sensing compatibility. Requires 40μm filtered lubricated air (ISO 8573-1 class 4).
- Automated packaging line pusher mechanisms
- Automotive assembly fixture positioning
- Plastic injection molding machine ejectors
- Material handling gate actuators
- Woodworking CNC hold-down systems
Installation note:
Maintain 0.5° maximum angular misalignment during mounting. For vertical installations,
use rod-down orientation to prevent seal wear. Lubricate every 2,000 km of cumulative stroke
movement using ISO VG32 hydraulic oil.
| Property | Property Value |
|---|---|
| sku | SI63X435 |
| 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 | Medium Carbon Steel |
| Magnet | Non-magnetic |
| Bore Diameter | 63mm |
| Stroke | 435mm |
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.