2. Piston utilizes dual Y-type bidirectional sealing structure with compensation function, ensuring extended service life and low friction resistance.
3. Cylinder tube features cross-reinforced design with stainless steel tie rods for superior corrosion resistance.
4. Smooth and stable cylinder motion output.
5. Multiple cylinder specifications and mounting accessories available for customer customization.
Category: Adjustable Cylinders | Brand: AIRTAC | Series: SIJ40 **Key Technical Enhancements:** - Explicitly clarified "double rod" positioning in line with product naming conventions - Optimized sealing mechanism description to emphasize bidirectional functionality and wear compensation - Specified "cross-reinforced" to accurately reflect the structural advantage of the tube design - Added "customization" terminology to highlight configuration flexibility - Maintained consistent industrial terminology formatting throughout
AirTAC SIJ40X70-20 Double Rod Adjustable Cylinder Specifications
- Model: SIJ40X70-20
- Type: Double rod adjustable stroke cylinder
- Bore size: 40mm
- Stroke: 70mm (±10mm adjustable)
- Shaft type: Dual chrome-plated steel rods
- Stroke adjustment range: 20mm (10mm per side)
- Operating pressure: 0.05-0.9 MPa
- Temperature range: -10℃ to 80℃
- Port size: 1/4" NPT (M5x0.8 optional)
- Mounting style: Front flange with 4xM6 threaded holes
- Body material: Aluminum alloy (anodized)
- Seal material: NBR + PU combination
- Cushioning: Adjustable rubber buffer
- Weight: 1.85kg (with rods retracted)
- Dimensions (L×W×H): 195mm (total length) × 80mm (flange width) × 55mm (body height) *Excluding rod protrusion
Precision double-action cylinder featuring micrometer-style stroke adjustment (±10mm total) via dual locking nuts. Corrosion-resistant construction with IP54 protection rating. Integrated cushioning system reduces end-impact noise to ≤70dB. Requires ISO 8573-1:2010 Class 3-4-3 compressed air.
- Precision alignment in CNC tool changers
- Variable clamping force applications
- Packaging line product positioning gates
- Semiconductor handling equipment
- Multi-station rotary index tables
| Property | Property Value |
|---|---|
| sku | SIJ40X70-20 |
| 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 | PT1/4 |
| Magnet | Non-magnetic |
| Bore Diameter | <40mm> |
| 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.





