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 SI63BX1220 Standard Cylinder Specifications
- Model: SI63BX1220
- Type: ISO 6432 compliant double-acting cylinder
- Bore size: 63mm (ISO standard)
- Stroke: 1220mm (adjustable cushioning)
- Operating pressure: 0.05–1.0 MPa
- Medium temperature: -20℃ to 80℃
- Piston speed: 50–800 mm/s
- Port size: Rc1/4 (G1/4 optional)
- Rod thread: M20×1.5
- Seal material: Polyurethane (NBR option available)
- Cushion type: Adjustable elastic buffer
- Weight: 9.8kg ±2% (without rod end accessories)
- Dimensions:
- Body length: 1460mm (base length 240mm + stroke)
- External diameter: 80mm (cylinder tube)
- Mounting height: 112mm (center to base)
- Protection rating: IP65 (rod side)
- Lubrication: Pre-lubricated (ISO VG32 compatible)
High-precision long-stroke cylinder with chrome-plated piston rod (hardness HRC 45-55) and cold-drawn aluminum alloy tube. Features integrated magnet for position sensing and dual adjustable cushions (10mm adjustment range). Includes anti-rotation mechanism for heavy load applications.
- Automotive assembly line lifting mechanisms
- Plastic injection molding machine ejectors
- Steel coil handling systems
- Large-format CNC machine tool clamps
- Industrial press straightening devices

Property | Property Value |
---|---|
sku | SI63BX1220 |
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 | 1220mm |
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.