Airtac SEJ Adjustable Cylinder SEJ32X40-20S
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 SEJ32X40-20S Adjustable Stroke Cylinder Specifications
- Model: SEJ32X40-20S
- Bore size: 32mm
- Stroke length: Adjustable 0-40mm (default 40mm)
- Rod diameter: 12mm
- Operating pressure: 0.05-1.0 MPa
- Temperature range: -10℃ to 80℃
- Cushion type: Rubber buffer (both ends)
- Mounting style: Standard switch base (S-type)
- Port size: M5x0.8 (dual ports)
- Material: Aluminum alloy body, chrome-plated piston rod
- Seal type: NBR seals
- Weight: 0.85kg ±2%
- Dimensions (L×W×H): 142mm × 32mm × 32mm (excluding rod)
- Stroke adjustment: Mechanical stopper with locknut
- Repeat position accuracy: ±0.5mm
- Max speed: 500mm/s
Compact adjustable stroke cylinder featuring tool-free stroke adjustment through a rotating stopper mechanism. The SEJ series combines precise positioning capability with space-saving design, offering integrated magnetic field for sensor mounting. Anti-rotation design maintains orientation during operation.
- Precision clamping fixtures in CNC machining centers
- Variable height positioning in automated assembly lines
- Material handling systems requiring adjustable lift height
- Packaging machinery for product size adaptation
- 3C industry component insertion mechanisms
Installation note:
Lubricate with ISO VG32 hydraulic oil before initial use.
For fine adjustments, loosen locknut and rotate stopper clockwise
to decrease stroke (1 full rotation ≈ 1.5mm adjustment).
Avoid exceeding maximum pressure during position locking.
| Property | Property Value |
|---|---|
| sku | SEJ32X40-20S |
| 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:-20-70°C Speed Range:30-800mm/s |
| Port Size | PT1/8 |
| Magnet | S-Magnetic |
| Bore Diameter | <32 mm> |
| Stroke | <40mm> |
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.