Airtac SEJ Adjustable Cylinder SEJ125X175-30
2. Asymmetric bidirectional piston seal structure with compact dimensions and integrated oil reservoir function;
3. Rodless square aluminum tubing construction enhances corrosion resistance;
4. Adjustable cushioning mechanism ensures smooth stroke modulation;
5. Customizable configurations with multiple cylinder variants and mounting accessories;
6. High-temperature resistant sealing materials enable operational range of 0-150°C.
Category: Adjustable Cylinders | Brand: AirTAC | Series: SEJ
AirTAC SEJ125X175-30 Adjustable Cylinder Specifications
- Model: SEJ125X175-30
- Type: Double-acting adjustable stroke cylinder
- Bore size: 125mm
- Stroke: 175mm (adjustable)
- Operating pressure: 0.15–0.8 MPa
- Medium temperature: -20℃ to 80℃
- Cushioning type: Adjustable elastic cushion (both ends)
- Mounting style: MF1 basic type (standard foot mounting)
- Port size: G3/8 (ISO standard thread)
- Piston rod material: Chrome-plated carbon steel
- Cylinder tube: Aluminum alloy with hard anodization
- Seal material: NBR (nitrile rubber)
- Weight: 7.8kg ±3%
- Dimensions:
- Extended length: 458mm
- Retracted length: 283mm
- Body width: 145mm
- Mounting height: 185mm
High-precision industrial cylinder featuring stepless stroke adjustment through external mechanical stoppers. The dual cushioning system minimizes impact noise while allowing precise end-position tuning. Hard anodized barrel resists wear in high-cycle applications (up to 2,000km service life). Includes magnetic piston for position sensing compatibility.
- Press-fit operations in automotive assembly lines
- Variable height positioning in packaging machinery
- Material handling systems requiring adjustable clamping force
- Plastic injection molding ejector mechanisms
- Precision alignment in semiconductor manufacturing
Installation note:
Use locknuts (not included) on adjustment screws after positioning.
Lubricate with ISO VG32 hydraulic oil. Maintain 0.5mm minimum clearance
between stopper and cylinder end during adjustment. Avoid side-load
forces exceeding 200N.
| Property | Property Value |
|---|---|
| sku | SEJ125X175-30 |
| Adjustable Stroke | 30mm |
| 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°C to 70°C Speed Range: 30 to 500 mm/s |
| Port Size | PT 1/2 |
| Magnet | Non-magnetic |
| Bore Diameter | 125mm |
| Stroke | 175mm |
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.