Airtac SEJ Adjustable Cylinder SEJ50X80-30S
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 SEJ50X80-30S Adjustable Stroke Cylinder Technical Details
- Model: SEJ50X80-30S
- Bore size: Ø50mm
- Max stroke: 80mm
- Adjustment range: 0-30mm (stepless adjustment)
- Operating pressure: 0.1-0.9 MPa
- Cushioning type: Adjustable pneumatic cushion
- Mounting style: Basic type (MF1)
- Rod end type: External thread (M20×1.5)
- Ambient temperature: -10℃ to 60℃
- Piston speed: 50-800 mm/s
- Weight: 2.45 kg (excluding accessories)
- Dimensions: 208mm(L) × 50mm(W) × 50mm(H) (at full extension)
- Material: Aluminum alloy body, chrome-plated piston rod
- Seal type: NBR seals (optional FKM available)
- Port size: G1/8
- Stroke tolerance: ±1.5mm
Compact stroke-adjustable cylinder with mechanical stopper mechanism, featuring dual-sided position locking for precise stroke control. The chrome-plated rod incorporates a dust-resistant scraper, making it suitable for environments with particulate contamination. Requires minimum lubrication (MQL) with ISO VG32 hydraulic oil.
- Precision workpiece positioning in CNC loading systems
- Variable height adjustment in packaging machinery
- Clamping force control in fixture devices
- Material feed systems requiring stroke calibration
- Automated door stroke limitation in cleanrooms
Installation guidelines:
Lock adjustment screws with 1.5N·m torque after positioning.
Maintain 0.5mm minimum clearance between stopper plates during adjustment.
Lubricate sliding surfaces monthly in continuous operation.
| Property | Property Value |
|---|---|
| sku | SEJ50X80-30S |
| 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 | <50mm> |
| Stroke | 80 mm |
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.