Airtac SEJ Adjustable Cylinder SEJ125X125-20S
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 SEJ125X125-20S Adjustable Stroke Cylinder Specifications
- Model: SEJ125X125-20S
- Type: Double-rod adjustable stroke cylinder
- Bore size: Ø125 mm
- Stroke: 125 mm (adjustable)
- Operating pressure: 0.05–1.0 MPa
- Cushioning: Adjustable pneumatic cushion (both ends)
- Port size: Rc1/2 (NPT1/2 optional)
- Mounting: Standard MF1 flange with 4-M12x1.75 mounting holes
- Cylinder tube material: Anodized aluminum alloy
- Piston rod material: Chrome-plated steel (Cr-Mo)
- Seal material: Nitrile rubber (NBR) with wear-resistant ring
- Temperature range: -10℃ to 80℃
- Protection rating: IP54 (standard wiper design)
- Weight: 11.8 kg (without accessories)
- Dimensions:
- Length: 403 mm (min. retracted length)
- Width: 172 mm (flange edge to edge)
- Height: 172 mm (including rod ends)
High-precision industrial cylinder featuring dual adjustable stroke control through mechanical stoppers. The double-rod design ensures balanced force distribution and precise linear motion. Built with corrosion-resistant anodized surfaces and integrated magnetic sensor slots (G1/8) for position feedback. Requires ISO 8573-1:2010 [4:4:3] class compressed air.
- Press machine stroke adjustment systems
- Automated welding positioners
- Die-casting mold clamping mechanisms
- Paper converting equipment tension control
- Glass manufacturing alignment fixtures
Installation note:
Lubricate with ISO VG32 hydraulic oil before initial operation.
For precision applications, maintain ambient temperature within ±5℃ of process requirements.
Allow 15mm clearance around adjustment screws for maintenance access.
| Property | Property Value |
|---|---|
| sku | SEJ125X125-20S |
| Adjustable Stroke | <20mm> |
| 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°C to 70°C Speed Range: 30 to 500 mm/s |
| Port Size | PT 1/2 |
| Magnet | S-Magnetic |
| Bore Diameter | 125mm |
| 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.