2. Dual Y-shaped axial seals on piston for automatic wear compensation, extended service life, and low friction coefficient
3. Crisscross pattern reinforced cylinder tube with stainless steel tie rods, delivering superior corrosion resistance
4. Precisely adjustable cushioning mechanism ensures smooth stroke operation
5. Customizable with multiple stroke lengths and compatible mounting accessories for flexible system integration
Category: Adjustable Cylinders | Brand: Airtac | Series: SIJ63
AirTAC SIJ63 Dual Axis Adjustable Cylinder SIJ63X450-20S Technical Details
- Model Code: SIJ63X450-20S
- Bore Size: Ø63mm
- Stroke: 450mm (adjustable)
- Operating Pressure: 0.05-1.0 MPa
- Piston Speed: 50-800 mm/s
- Rod Thread: M20×1.5 (dual rod design)
- Mounting Style: Front flange with lateral adjustment slots
- Cushioning: Air cushion adjustable via needle valves
- Temperature Range: -10℃ to 80℃
- Seal Material: Polyurethane (NBR optional)
- Body Material: Anodized aluminum alloy
- Weight: 3.8kg ±2% (without accessories)
- Dimensions: 700mm(L) × 96mm(W) × 86mm(H) (extended length)
- Retract Length: 250mm (base cylinder body)
- Port Size: G1/8 (NPT1/8 optional)
- Position Detection: Pre-drilled holes for magnetic sensor mounting
High-precision dual rod cylinder with micrometer-style stroke adjustment (±2mm fine tuning). Features anti-rotation mechanism through parallel rod configuration and hardened chromium-plated piston rods. Includes wear-resistant guide bushings and IP54 splash protection rating. Requires 5μm filtered air with ISO 8573-1:2010 class 3.4.3 standards.
- Precision clamping fixtures in CNC machining centers
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- Automated welding positioners requiring anti-torsion stability

Property | Property Value |
---|---|
sku | SIJ63X450-20S |
Adjustable Stroke | <20mm> |
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 |
Magnet | S-Magnetic |
Bore Diameter | 63mm |
Stroke | 450mm |
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.