Airtac SEJ Adjustable Cylinder SEJ63X125-30S
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 SEJ Series Adjustable Stroke Cylinder SEJ63X125-30S Specifications
- Model: SEJ63X125-30S
- Bore size: Ø63mm
- Stroke: 125mm (adjustable)
- Max. working pressure: 0.02-1.0 MPa
- Cushion type: Double adjustable rubber cushion
- Mounting style: Basic type (MF1)
- Operating temperature: -20℃ to 80℃
- Port size: M5x0.8 (standard) / NPT1/8 (optional)
- Piston material: Aluminum alloy with hard anodizing
- Rod material: Stainless steel (SUS304)
- Seal type: NBR (standard) / PU (optional)
- Weight: 2.45kg ±3%
- Dimensions: 250mm(L) × 75mm(W) × 75mm(H)
- Stroke adjustment range: 30-125mm (via external stopper)
- Max. theoretical force: 314N @0.5MPa
- ISO standard: 6432 (mounting dimensions)
Precision-engineered adjustable stroke cylinder featuring dual-position mechanical stops for precise stroke control. The SEJ63X125-30S combines anodized corrosion resistance with low-friction seals, delivering over 5,000km service life under standard conditions. Includes integrated shock absorbers and dual cushioning system for smooth end-of-stroke deceleration.
- Automated production line positioning systems
- Semiconductor wafer handling equipment
- Textile machinery thread tension control
- Packaging machine clamp force adjustment
- Automotive welding fixture positioning
Installation note:
Adjustable stoppers require periodic lubrication (ISO VG32 hydraulic oil recommended).
Maintain 0.5mm minimum clearance between stopper plates during adjustment.
Not suitable for side load applications - use with guide rails if lateral forces exceed 15N.
| Property | Property Value |
|---|---|
| sku | SEJ63X125-30S |
| 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 | 125mm |
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.