Airtac SEJ Adjustable Cylinder SEJ125X90-40S
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 SEJ125X90-40S Adjustable Cylinder Specifications
- Model: SEJ125X90-40S
- Type: Double-acting adjustable stroke cylinder
- Bore size: 125mm
- Stroke: 90mm (adjustable)
- Rod diameter: 40mm
- Operating pressure: 0.05–1.0 MPa
- Operating temperature: -10℃ to 80℃
- Cushioning: Adjustable pneumatic cushion
- Mounting style: Fixed type (MF1) with front/rear flange
- Port size: G1/2 (BSPP thread)
- Seal material: NBR (nitrile butadiene rubber)
- Weight: 12.3kg ±2%
- Dimensions (L×W×H): 300mm × 138mm × 138mm (extended length)
- Stroke adjustment range: 0-90mm continuous positioning
- Max piston speed: 500mm/s
- Protection rating: IP54 (standard wiper seal)
High-precision industrial cylinder featuring external stroke adjustment mechanism with locknut. The chrome-plated piston rod and anodized aluminum end caps ensure corrosion resistance in humid environments. Integrated magnet slot for position sensing compatibility. Requires filtered air (5-40μm) with lubrication (ISO VG32 recommended).
- Die casting machine ejection systems
- Automated palletizing position control
- Plastic injection molding clamp adjustment
- Press tool height compensation mechanisms
- Packaging line product positioning gates
Installation note:
Always align cylinder axis with motion direction. For vertical mounting,
use dual locking nuts on adjustment screws. Lubricate rod weekly in
high-cycle applications (＞500 cycles/hour).
| Property | Property Value |
|---|---|
| sku | SEJ125X90-40S |
| Adjustable Stroke | <40mm> |
| 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 | 90mm |
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.