Airtac SEJ Adjustable Cylinder SEJ63BX80-50
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 Adjustable Cylinder SEJ63BX80-50 Technical Details
- Model: SEJ63BX80-50
- Type: Double-acting adjustable stroke cylinder
- Bore size: Ø63mm (±0.1mm tolerance)
- Stroke: 80mm (adjustable through stopper mechanism)
- Rod diameter: Ø20mm chromium-plated steel
- Operating pressure: 0.05-1.0 MPa
- Cushioning: Adjustable rubber buffers at both ends
- Mounting style: 50mm center-to-center mounting holes (ISO 15552 standard)
- Port size: M5x0.8 (Rc1/8 adaptor included)
- Temperature range: -10℃ to 70℃ (NBR seals)
- Ambient humidity: ≤95% RH (non-condensing)
- Weight: 2.3kg (without accessories)
- Dimensions: 235mm(L) × 76mm(W) × 76mm(H) (fully retracted)
- Material: Aluminum alloy barrel, hardened steel piston rod
- Repeat positioning accuracy: ±0.5mm
- Lubrication: Pre-lubricated (Grease-free operation)
High-precision adjustable stroke cylinder with dual-position locking mechanism, featuring micrometer-style stroke adjustment (±5mm fine-tuning capability). The anodized barrel surface provides corrosion resistance in humid environments. Integrated magnet slots enable position feedback sensor installation (sensors sold separately).
- Variable height work platforms in automotive assembly
- Precision clamping force control in CNC fixtures
- Material handling systems requiring stroke adaptation
- Printing press roller gap adjustment mechanisms
- Packaging line product height compensation
Installation guidance:
For optimal performance, align cylinder axis within 0.2mm perpendicularity tolerance.
Use locknuts (not included) on adjustment screws after final position setting.
Lubricate rod weekly with ISO VG32 hydraulic oil in high-cycle applications.
| Property | Property Value |
|---|---|
| sku | SEJ63BX80-50 |
| Adjustable Stroke | <50mm> |
| 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 | 63mm |
| 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.