Airtac SEJ Adjustable Cylinder SEJ80X80-30
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 SEJ80X80-30 Adjustable Cylinder Technical Details
- Model: SEJ80X80-30
- Bore size: Ø80mm
- Stroke: 80mm (adjustable through stopper mechanism)
- Operating pressure: 0.05-1.0 MPa
- Temperature range: -20℃ to 80℃
- Cushioning: Adjustable pneumatic cushion (both ends)
- Mounting type: Basic type (optional flange/feet mounting kits)
- Port size: G1/2 (ISO228 standard)
- Piston rod material: Chrome-plated steel (S45C)
- Cylinder tube: Hard anodized aluminum alloy
- Seal material: NBR (Nitrile Butadiene Rubber)
- Weight: 4.8kg ±2% (without accessories)
- Dimensions (L×W×H):
- Retracted length: 283mm
- Extended length: 363mm
- Width (mounting base): 105mm
- Height (including rod): 142mm
- ISO standard: 15552 compliant
- Protection rating: IP54 (standard), IP67 optional
High-precision adjustable stroke cylinder with enhanced lateral load capacity, featuring dual-position locking mechanism for mid-stroke positioning. The hexagonal piston rod end allows direct tool-free adjustment (requires 8mm wrench for stopper fixation). Includes wear-resistant guide bushings and anti-rotation design for stable repetitive motion.
- Variable height work platforms in automotive assembly
- Pressure-controlled clamping systems in CNC fixtures
- Adjustable ejector mechanisms in injection molding
- Position-tunable lifting arms in packaging machinery
- Precision alignment systems for semiconductor handling
Installation guidelines:
Maintain 0.5-1mm clearance between stopper nuts for smooth adjustment.
Lubricate rod weekly with ISO VG32 hydraulic oil in high-cycle applications (>500 strokes/min).
Use counterbalance valves when handling vertical loads exceeding 200kg.
| Property | Property Value |
|---|---|
| sku | SEJ80X80-30 |
| 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 | PT3/8 |
| Magnet | Non-magnetic |
| Bore Diameter | 80 mm |
| 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.