Airtac SEJ Adjustable Cylinder SEJ50X125-100
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 SEJ Series Adjustable Cylinder SEJ50X125-100 Technical Details
- Model: SEJ50X125-100
- Bore size: 50mm
- Stroke: 125mm
- Adjustment range: ±5mm (mechanical stopper)
- Operating pressure: 0.05-0.9 MPa
- Operating temperature: -20℃ to 80℃
- Cushioning type: Adjustable pneumatic cushion (both ends)
- Piston rod thread: M16×1.5
- Mounting style: Basic type (axial foot mounting holes)
- Port size: 1/8" NPT (G1/8 optional)
- Barrel material: Aluminum alloy with hard anodization
- Rod material: Chrome-plated steel
- Seal material: NBR (nitrile rubber)
- Weight: 2.85kg (without accessories)
- Dimensions:
- Extended length: 298mm
- Retracted length: 173mm
- Body width: 60mm
- Mounting height: 72mm
- ISO standard: 15552 compliant
- Lubrication: Pre-lubricated (optional oil-free operation)
High-precision adjustable stroke cylinder featuring dual-position mechanical stoppers for micro-adjustment capability (±5mm). The hardened piston rod and triple sealing system ensure reliable performance in high-cycle applications. Integrated shock absorption reduces end-impact noise by 15dB compared to standard models.
- Precision positioning in robotic welding fixtures
- Variable height adjustment for conveyor systems
- Clamping force control in CNC machining centers
- Packaging machine product ejection mechanisms
- Automated test equipment with position feedback
Installation guidelines:
Use locknuts (M16) with 25-30N·m torque for stopper fixation.
Maintain 0.5mm minimum clearance between stopper and cylinder
end during adjustment. Lubricate rod every 500km stroke travel.
- RoHS 2.0 compliant
- IP54 protection (rod extension area)
- Chemical-resistant seals for coolant exposure
| Property | Property Value |
|---|---|
| sku | SEJ50X125-100 |
| Adjustable Stroke | 100mm |
| 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 | Non-magnetic |
| Bore Diameter | <50mm> |
| Stroke | 125mm |
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.