Airtac SI63 Standard Cylinder SI63X70STC
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 SI63X70STC Standard Cylinder Specifications
- Model: SI63X70STC
- Bore size: 63mm
- Stroke: 70mm
- Action type: Double-acting with magnetic piston
- Operating pressure: 0.15–1.0 MPa
- Cushioning: Adjustable air cushion (both ends)
- Mounting type: Basic front flange (ISO 15552 standard)
- Port size: G1/8 (NPT1/8 optional)
- Piston rod thread: M16×1.5
- Ambient temperature: -20℃ to 80℃
- Seal material: NBR (Nitrile Butadiene Rubber)
- Body material: Anodized aluminum alloy
- Piston rod material: Chrome-plated steel
- Weight: 1.85kg ±2%
- Dimensions: 197mm(L) × 80mm(W) × 80mm(H)
- Protection rating: IP65 (dust-tight & water jet resistant)
- Max theoretical force (@0.63MPa): 1960N (extend), 1790N (retract)
- Max speed: 500-800mm/s (with cushion adjustment)
A high-performance ISO-compliant pneumatic cylinder featuring precision-machined components and embedded magnet for position sensing. The dual adjustable cushions minimize end-impact noise while the hard anodized barrel ensures extended service life in harsh environments. Includes wear-resistant guide bands for smooth operation.
- Automated assembly line clamping mechanisms
- Plastic injection molding machine ejectors
- Automotive welding fixture positioning
- Food processing conveyor gate actuators
- Palletizing robot end-effector drives
Installation tip:
For vertical mounting applications exceeding 45° angle, install a flow control valve
on the lower port to prevent piston free-fall. Lubricate with ISO VG32 hydraulic oil
if using non-lubricated air systems.
- SI-MF63 magnetic sensor kit (2-wire/3-wire)
- SI-ADP63 auto switch bracket
- SI-CV63 speed controller set
- Heat-resistant variant (up to 120℃) available as SI63X70STC-H
| Property | Property Value |
|---|---|
| sku | SI63X70STC |
| 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 | S-Magnetic |
| Bore Diameter | 63mm |
| Stroke | 70mm |
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.