Description
1. ISO15552 (formerly ISO6431) compliant standard cylinder
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
Maintenance protocol:
Lubricate piston rod weekly with ISO VG32 hydraulic oil. For vertical installations,
always use guide brackets when payload exceeds 15kg. Avoid side load exceeding 10% of max thrust.
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 SI63AX375 Standard Cylinder Technical Details
- Model: SI63AX375
- Bore size: Ø63 mm
- Stroke: 375 mm (customizable up to 1000mm)
- Operating pressure: 0.05-1.0 MPa
- Cushioning: Adjustable pneumatic cushion (dual-side)
- Port size: Rc1/4 (G1/4 optional)
- Piston speed: 50-750 mm/s
- Ambient temperature: -20℃ to 80℃
- Mounting type: Basic MF1 (optional foot/mounting flange)
- Rod thread: M20×1.5 (ISO standard)
- Material: Aluminum alloy barrel, chromium-plated piston rod
- Seal type: NBR + PU combination seals
- Weight: 3.2 kg ±5% (without accessories)
- Dimensions: 535mm(L) × 82mm(W) × 82mm(H) (stroke extended)
- ISO certification: 6431/15552 compliant
- Protection class: IP54 (standard), IP67 optional
High-force industrial cylinder with precision-machined guide bands for minimal lateral deflection. Features dual anti-rotation design and wear-resistant rod seals optimized for 5,000km+ service life. Compatible with AT/ISO mounting accessories and auto-switch sensors.
Industrial Applications:
- Plastic injection molding machine ejectors
- Automotive welding fixture positioning
- Heavy-duty conveyor gate actuators
- Paper processing equipment tensioners
- Foundry machine core-pulling mechanisms

Property | Property Value |
---|---|
sku | SI63AX375 |
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 | 375mm |
Shipping policies
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.
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