Airtac SEJ Adjustable Cylinder SEJ80X75-50
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 SEJ80X75-50 Adjustable Cylinder Specifications
- Model: SEJ80X75-50
- Type: Double-acting adjustable stroke cylinder
- Bore size: 80mm (ISO standard)
- Stroke: 75mm (adjustable within 50% range)
- Adjustment range: ±25mm via mechanical stopper
- Operating pressure: 0.1–0.9 MPa
- Mounting style: Basic type (MF1) with front threaded rod
- Cushioning: Adjustable pneumatic cushion at both ends
- Temperature range: -20℃ to 80℃
- Seal material: NBR (nitrile rubber)
- Weight: 3.8kg (excluding accessories)
- Dimensions: 282mm(L) × 80mm(W) × 80mm(H) (fully retracted)
- Rod thread: M20×1.5 external thread
- Protection rating: IP54 (standard wiper seal)
- Lubrication: Pre-lubricated (use ISO VG32 turbine oil if maintenance required)
High-precision adjustable stroke cylinder featuring dual-position locking mechanism and wear-resistant aluminum alloy construction. The micrometer-style adjustable stopper enables ±1mm positioning accuracy. Integrated shock absorption reduces end-impact noise by 15dB compared to standard cylinders. Includes anti-rotation guide for stable load handling.
- Variable height positioning in automated packaging lines
- Press-fit mechanisms for electronic component assembly
- Adjustable clamping fixtures in CNC machining centers
- Material handling systems requiring stroke optimization
- Printing machinery with variable sheet size requirements
Installation note:
Align stopper adjustment screws perpendicular to mounting surface.
Lubricate guide shafts monthly with ISO VG32 oil in high-cycle applications
(>500,000 cycles/year). Avoid side load exceeding 50N.
- Max piston speed: 500mm/s (with cushion engaged)
- Repeat positioning accuracy: ±0.3mm
- Minimum air consumption: 1.2L/stroke @ 0.5MPa
- Rod hardness: HRC 45±2 surface-hardened
| Property | Property Value |
|---|---|
| sku | SEJ80X75-50 |
| 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 | 80 mm |
| Stroke | 75mm |
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.