Airtac SEJ Adjustable Cylinder SEJ40X75-30S
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 SEJ40X75-30S Adjustable Cylinder Specifications
- Model: SEJ40X75-30S
- Type: Double-acting adjustable stroke cylinder
- Bore size: 40mm
- Stroke: 75mm (adjustable within 0-75mm range)
- Mounting style: Standard foot & front flange (ISO 15552 compatible)
- Operating pressure: 0.05-1.0 MPa
- Cushioning: Adjustable pneumatic cushion (both ends)
- Temperature range: -20℃ to 80℃
- Port size: M5x0.8 (Rc1/8 adapter included)
- Material:
- Cylinder tube: Aluminum alloy (hard anodized)
- Piston rod: Chrome-plated steel (SUS304 equivalent)
- Seals: NBR (Nitrile rubber)
- Weight: 1.2kg ±3%
- Dimensions (L×W×H):
- Basic length: 155mm (excluding rod)
- Full extended length: 230mm
- Mounting base: 50mm × 40mm
- Rod end thread: M10×1.25
Precision-engineered adjustable stroke cylinder featuring dual-position locking mechanism with ±0.5mm repeatability. Equipped with wear-resistant guide bushings and corrosion-resistant coating, optimized for high-cycle applications. Includes magnetic piston for position sensing compatibility (sensor not included).
- Precision clamping fixtures in CNC machining centers
- Variable height positioning in conveyor systems
- Packaging machine stopper adjustment mechanisms
- Automotive assembly line tooling positioners
- Food processing equipment with cleanroom requirements
Operation note:
Lubricate with ISO VG32 hydraulic oil before initial use.
Maximum side load: 15N. Stroke adjustment requires 8mm hex key (included).
For vertical mounting, use counterbalance valves.
| Property | Property Value |
|---|---|
| sku | SEJ40X75-30S |
| 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:-20-70°C Speed Range:30-800mm/s |
| Port Size | PT1/4 |
| Magnet | S-Magnetic |
| Bore Diameter | <40mm> |
| Stroke | 75mm |
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.