Airtac SEJ Adjustable Cylinder SEJ50BX280-75SH
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 SEJ50BX280-75SH Adjustable Stroke Cylinder Specifications
- Model: SEJ50BX280-75SH
- Type: Double-acting adjustable stroke cylinder
- Bore size: Ø50 mm
- Stroke: 280 mm (adjustable range ±75 mm)
- Operating pressure: 0.05–1.0 MPa
- Cushioning: Adjustable elastic cushion (both ends)
- Mounting style: SH-type foot mounting
- Port size: M16×1.5 (G1/2 optional)
- Operating temperature: -10℃ to 80℃
- Piston rod material: Hard chrome-plated carbon steel
- Tube material: Anodized aluminum alloy
- Seal material: NBR/PU
- Weight: 3.8 kg (without accessories)
- Dimensions:
- Total length (retracted): 450±2 mm
- Body width: 80 mm
- Height with mounting foot: 115 mm
- Rod end thread: M20×1.5
- Protection rating: IP54 (standard seals)
Precision-engineered adjustable stroke cylinder featuring micro-positioning capability through integrated mechanical stoppers. The dual-scale position indicator (metric/imperial) enables visual verification of stroke adjustments. Enhanced wear resistance through multi-layer rod sealing system and hardened guide bushings. Compatible with all standard pneumatic fluids including lubricated/non-lubricated air and nitrogen.
- Variable height work platforms in assembly lines
- Precision clamping force control in CNC fixtures
- Adjustable press mechanisms for plastic molding
- Material handling systems requiring variable reach
- Automated packaging equipment with product size changes
Installation note:
Use alignment jigs during mounting to ensure parallel installation (max 0.2mm/m deviation).
Lubricate rod with ISO VG32 hydraulic oil before initial operation. Maintain 0.3-1.0 MPa
operating pressure for optimal cushioning performance. Allow 50mm front clearance for full stroke extension.
| Property | Property Value |
|---|---|
| sku | SEJ50BX280-75SH |
| Adjustable Stroke | 75mm |
| Seal Material | FKM |
| 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 | 280mm |
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.