Airtac SEJ Adjustable Cylinder SEJ63X40-30S
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 SEJ63X40-30S Adjustable Cylinder Specifications
- Model: SEJ63X40-30S
- Type: Double-acting adjustable stroke cylinder
- Bore size: 63mm
- Stroke: 40mm (adjustable)
- Operating pressure: 0.05-1.0 MPa
- Port size: G1/8 (ISO standard)
- Piston rod diameter: 20mm
- Cushioning type: Adjustable rubber buffer
- Mounting style: Front flange (MF1) with rear foot mounts (30S suffix)
- Material: Aluminum alloy barrel, hardened steel rod
- Seal material: NBR (nitrile rubber)
- Ambient temperature: -20℃ to 80℃
- Weight: 2.8kg ±3%
- Dimensions:
- Extended length: 208mm
- Retracted length: 168mm
- Body width: 78mm (mounting flange included)
- Height: 98mm (including rod end)
- Protection class: IP54 (standard wiper seal)
- Lubrication: Pre-lubricated (Grease-free operation)
Precision-engineered adjustable stroke cylinder featuring dual-position locking mechanism for mid-stroke fixation. The 30S variant includes reinforced mounting points for vertical/horizontal hybrid installations. Integrated shock absorption reduces end-impact noise by 40% compared to standard models. Requires 5μm filtered air for optimal seal longevity.
- Variable height positioning in packaging machinery
- Clamping force adjustment in CNC fixtures
- Modular conveyor system actuators
- Printing press paper feed mechanisms
- Automated warehouse stacker positioners
Installation note:
When using mid-position locking, ensure air pressure remains above 0.3MPa.
Lubricate rod every 500km stroke travel using ISO VG32 hydraulic oil.
| Property | Property Value |
|---|---|
| sku | SEJ63X40-30S |
| 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 | S-Magnetic |
| Bore Diameter | 63mm |
| Stroke | <40mm> |
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.