Airtac SEJ Adjustable Cylinder SEJ125X100-30
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 SEJ125X100-30 Adjustable Cylinder Specifications
- Model: SEJ125X100-30
- Type: Double-acting adjustable stroke cylinder
- Bore size: Ø125mm
- Stroke: 100mm (adjustable)
- Mounting style: Double pivot mounting (ISO 15552 standard)
- Piston rod: Chrome-plated steel Ø32mm
- Operating pressure: 0.05-1.0 MPa
- Temperature range: -20℃ to 80℃
- Cushioning: Adjustable pneumatic cushion at both ends
- Seal material: Nitrile rubber (NBR) with wear-resistant ring
- Port size: G1/2 (BSPP thread)
- Weight: 8.7 kg (without accessories)
- Dimensions:
- Extended length: 398mm
- Retracted length: 298mm
- Body diameter: Ø140mm
- Mounting center distance: 200mm
- Protection rating: IP65 (standard wiper seal)
- Lubrication: Pre-lubricated (Oil-free operation possible)
High-precision industrial cylinder featuring patented position-lock mechanism for mid-stroke positioning. The anodized aluminum end caps and hardened steel guide rings ensure durability in high-cycle applications. Includes magnetic piston for sensor compatibility and adjustable stroke limiters with ±2mm positioning accuracy.
- Press machine tool positioning systems
- Automated welding fixture adjustment
- Material handling elevator stops
- Plastic injection molding ejectors
- Packaging line product height adjustment
Installation note:
Requires minimum 2mm lateral clearance for thermal expansion.
For vertical mounting, use counterbalance valve when handling loads >50kg.
Stroke adjustment should be performed at ≤0.3MPa pressure.
- Magnetic sensor kit: SME-125M
- Heat-resistant seal version (up to 120℃): Add "-HR" suffix
- Stainless steel rod version: Add "-SS" suffix
| Property | Property Value |
|---|---|
| sku | SEJ125X100-30 |
| 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°C to 70°C Speed Range: 30 to 500 mm/s |
| Port Size | PT 1/2 |
| Magnet | Non-magnetic |
| Bore Diameter | 125mm |
| Stroke | 100mm |
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.