Airtac SEJ Adjustable Cylinder SEJ40X75-75S
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 SEJ40X75-75S Adjustable Stroke Cylinder Specifications
- Model: SEJ40X75-75S
- Bore size: 40mm
- Stroke: 75mm (adjustable)
- Operation type: Double-acting
- Working pressure: 0.05–0.9 MPa
- Ambient temperature: -10℃ to 80℃
- Cushioning: Adjustable rubber buffer
- Port thread: M5×0.8 (G1/8 optional)
- Rod end type: Female thread M10×1.25
- Mounting style: Standard switchable (front flange/base mount)
- Seal material: NBR (nitrile butadiene rubber)
- Weight: 1.8kg ±5%
- Dimensions (L×W×H): 200mm × 80mm × 80mm (extended length)
- Repeat positioning accuracy: ±0.5mm
- Max piston speed: 500mm/s
- ISO standard: 6432 (mounting dimensions compliant)
Precision-adjustable stroke cylinder featuring dual-side position sensing slots and micro-adjustment mechanism (2mm per rotation). The unique 3-stage buffering system minimizes end-impact vibration, making it ideal for high-cycle applications. Includes corrosion-resistant chromium-plated rod and dust-resistant scraper.
- CNC machine tool clamping mechanisms
- Automated conveyor positioning gates
- Semiconductor wafer handling robots
- Pharmaceutical blister packaging machines
- Glass panel polishing equipment
Installation note:
For optimal performance, align the cylinder axis within 0.2mm perpendicularity tolerance.
Lubricate with ISO VG32 hydraulic oil before initial use. Adjust cushioning screws clockwise
to increase damping force during final 10mm of stroke.
| Property | Property Value |
|---|---|
| sku | SEJ40X75-75S |
| 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 | <40mm> |
| 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.