Airtac SEJ Adjustable Cylinder SEJ50X80-75S
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 Stroke Cylinder SEJ50X80-75S Technical Details
- Model: SEJ50X80-75S
- Type: Double-acting adjustable stroke cylinder
- Bore size: Ø50 mm
- Standard stroke: 80 mm
- Adjustment range: ±3 mm (Total stroke variation: 74-86 mm)
- Operating pressure: 0.05-1.0 MPa
- Cushion type: Rubber bumper + adjustable hydraulic shock absorber
- Mounting style: Standard foot (MF1) & front flange (FF) compatible
- Port size: 1/4" NPT (G1/8 optional)
- Piston rod material: Chrome-plated carbon steel (S45C)
- Barrel material: Anodized aluminum alloy
- Seal material: High-grade NBR with wear-resistant ring
- Temperature range: -20℃ to 80℃ (dry air)
- Protection rating: IP54 (standard wiper seal)
- Weight: 2.4 kg ±5% (without accessories)
- Dimensions:
- Extended length: 165 mm
- Retracted length: 85 mm
- Body width: 60 mm
- Mounting foot span: 100 mm
- Rod end thread: M16×1.5
Precision-adjustable industrial cylinder featuring dual-position stroke control via integrated mechanical stops. The multi-layer sealing system ensures leak-free operation in high-cycle applications (up to 1.5 million cycles). Includes anti-rotation guide for stable linear motion, with corrosion-resistant construction suitable for humid environments.
- Automated assembly line positioning systems
- Plastic injection molding machine ejectors
- Textile machinery tension control
- Automotive welding fixture actuators
- Packaging machine stroke adjustment mechanisms
Installation note:
For optimal performance, maintain 0.5-1mm clearance between adjustment screws during setup.
Lubricate with ISO VG32 hydraulic oil (1-2 drops per port weekly in continuous operation).
Maximum side load capacity: 120N at rod end.
| Property | Property Value |
|---|---|
| sku | SEJ50X80-75S |
| Adjustable Stroke | 75mm |
| 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.