Airtac SEJ Adjustable Cylinder SEJ100X155-20S
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 SEJ100X155-20S Adjustable Cylinder Specifications
- Model: SEJ100X155-20S
- Type: Double-acting adjustable stroke cylinder
- Bore size: Ø100mm (±0.5mm tolerance)
- Stroke: 155mm (mechanically adjustable ±2mm)
- Operating pressure: 0.1–0.9 MPa
- Cushioning: Adjustable rubber buffer (front/rear)
- Mounting style: M5×0.8 tapped holes (ISO 228-1 standard)
- Rod end type: Female thread M20×1.5
- Seal material: Polyurethane/NBR hybrid seals
- Temperature range: -20℃ to 80℃
- Weight: ~3.8kg (excluding accessories)
- Dimensions: 300mm(L) × 118mm(W) × 118mm(H) (fully retracted)
- Air port size: G1/4 (ISO 1179-1)
- Lubrication: Pre-lubricated (Grease-free operation available)
- Protection rating: IP54 (standard), IP67 optional
High-precision industrial cylinder featuring a unique stroke adjustment mechanism with ±1% repeat positioning accuracy. The chrome-plated piston rod (hardness HRC 45-50) and anodized aluminum barrel ensure corrosion resistance in humid environments. Integrated magnetic sensor slots (M5 mounting) enable position feedback integration.
- Variable height positioning in automotive assembly jigs
- Pressure control systems for plastic injection molding
- Adjustable clamping mechanisms in CNC fixtures
- Material handling systems requiring stroke adaptation
- Packaging line product height compensation
Installation note:
Always lock adjustment bolts with 2.5N·m torque after stroke setting.
Maintain 0.5mm minimum clearance between rod end and load during thermal expansion.
Use AirTAC DTE24 hydraulic oil for lubrication in high-cycle applications (>500cpm).
Critical parameters:- Max side load: 220N at mid-stroke
- Theoretical output force: 706N @0.5MPa (extending)
- Cycle life: 5,000km travel distance (ISO 15552 standard test)
| Property | Property Value |
|---|---|
| sku | SEJ100X155-20S |
| 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:-20-70°C Speed Range:30-800mm/s |
| Port Size | PT 1/2 |
| Magnet | S-Magnetic |
| Bore Diameter | 100mm |
| Stroke | 155mm |
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.