Airtac SEJ Adjustable Cylinder SEJ40BX150-50S
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 SEJ40BX150-50S Adjustable Cylinder Specifications
- Model: SEJ40BX150-50S
- Type: Double-acting adjustable cushion cylinder
- Bore size: 40mm
- Stroke: 150mm
- Operating pressure: 0.05–1.0 MPa
- Temperature range: -20℃ to 80℃
- Cushion type: Adjustable buffer (both ends)
- Port size: Rc1/8 (NPT1/8 optional)
- Mounting style: Basic type (MF1 mounting foot optional)
- Weight: 1.65kg ±2%
- Dimensions:
- Extended length: 265mm
- Retracted length: 115mm
- Body diameter: 56mm
- Rod diameter: 12mm
- Material:
- Cylinder tube: Aluminum alloy (hard anodized)
- Piston rod: Chrome-plated steel
- Seals: NBR (standard), optional FKM
- ISO standard: 6432 (VDMA 24562)
Precision-engineered adjustable stroke cylinder featuring dual-sided shock absorption with 180° rotatable cushion needles. The wear-resistant chromium piston rod and aluminum alloy body ensure durability in high-cycle applications. Integrated magnet slots support sensor mounting for position feedback.
- Packaging line ejection mechanisms
- CNC machine tool clamping devices
- Automated conveyor sorting gates
- Plastic injection molding ejectors
- Automotive assembly positioning systems
Installation note:
For optimal performance, align cylinder axis with motion direction within ±2° tolerance.
Lubricate with ISO VG32 hydraulic oil if using non-lubricated air supply.
Adjust cushion screws clockwise to increase damping force gradually.
| Property | Property Value |
|---|---|
| sku | SEJ40BX150-50S |
| Adjustable Stroke | <50mm> |
| 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:-20-70°C Speed Range:30-800mm/s |
| Port Size | PT1/4 |
| Magnet | S-Magnetic |
| Bore Diameter | <40mm> |
| Stroke | 150mm |
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.