Airtac SEJ Adjustable Cylinder SEJ50X200-20S
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 SEJ50X200-20S Adjustable Cylinder Specifications
- Model: SEJ50X200-20S
- Type: Double-acting adjustable stroke cylinder
- Bore size: Ø50 mm
- Stroke: 200 mm (adjustable)
- Operating pressure: 0.05–1.0 MPa
- Medium temperature: -20℃ to 80℃
- Cushioning: Adjustable pneumatic cushion (both ends)
- Mounting style: Front flange with foot mounting (ISO 15552 standard)
- Port size: M16×1.5 (G1/2 optional)
- Piston rod material: Chrome-plated carbon steel
- Tube material: Anodized aluminum alloy
- Seal material: NBR (Nitrile rubber)
- Weight: 3.8 kg (without accessories)
- Dimensions:
- Extended length: 581 mm
- Retracted length: 381 mm
- Body width: 70 mm
- Mounting height: 50 mm
- Protection rating: IP54 (standard wiper design)
High-precision industrial cylinder featuring stroke adjustment mechanism with locknut system (20S suffix indicates 20mm minimum adjustable stroke segment). The dual cushioning system minimizes end-impact vibration, while the multi-lip wiper ensures contamination resistance. Compatible with all ISO 15552 mounting accessories.
- Press-fit operations in automotive assembly lines
- Variable height positioning in packaging machinery
- Clamping force adjustment in CNC fixtures
- Material handling with soft-stop requirements
- Pharmaceutical production line automation
Installation note:
Always lubricate with ISO VG32 pneumatic oil before initial operation.
For stroke adjustment: Loosen locknut, rotate adjustment screw (3mm hex key required),
then retighten to 1.2-1.5 N·m torque. Max 10% stroke reduction recommended.
| Property | Property Value |
|---|---|
| sku | SEJ50X200-20S |
| 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 | PT1/4 |
| Magnet | S-Magnetic |
| Bore Diameter | <50mm> |
| Stroke | <200mm> |
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.