Airtac SEJ Adjustable Cylinder SEJ50X25-30S
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 SEJ50X25-30S Adjustable Cylinder Specifications
- Model: SEJ50X25-30S
- Type: Double-acting adjustable stroke cylinder
- Bore size: 50mm (ISO 6432 standard)
- Stroke: 25mm ±5° adjustable (mechanical stop design)
- Adjustment range: ±5° rotation at stroke end
- Operating pressure: 0.15–0.8 MPa
- Temperature range: -20℃ to 80℃
- Cushioning: Rubber buffer + adjustable cushion screw
- Mounting style: Basic type (no built-in mounting features)
- Port size: M5x0.8 (G1/8 adaptor optional)
- Material: Aluminum alloy cylinder tube, chrome-plated piston rod
- Seal material: NBR with wear-resistant ring
- Weight: 1.2kg ±3% (without accessories)
- Dimensions: 140mm(L) × 56mm(W) × 56mm(H) (retracted state)
Precision-adjustable pneumatic cylinder featuring a unique mechanical stop mechanism for micro-positioning. The dual chrome-plated guide rods ensure parallel alignment during stroke adjustment. Includes dust-resistant scraper seals and anti-rotation pins for stable operation in high-cycle applications. Requires 5μm filtered air (ISO 8573-1:2010 class 4-4-3).
- Precision workpiece clamping in CNC fixtures
- Thickness adjustment systems in printing machinery
- Position compensation devices for robotic end effectors
- Variable-height lifting mechanisms in packaging lines
- Pressure-sensitive assembly processes
Installation note:
Apply Molykote G-rapid grease to adjustment threads during assembly.
Maintain 0.5-1mm clearance between mechanical stops during initial setup.
Max lateral load: 15N at full extension.
| Property | Property Value |
|---|---|
| sku | SEJ50X25-30S |
| 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 | <25 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.