Airtac SEJ Adjustable Cylinder SEJ50X300-100
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 SEJ50X300-100 Adjustable Cylinder Specifications
- Model Code Breakdown: SEJ50X300-100
- SEJ: Adjustable stroke cylinder series
- 50: Bore diameter (50mm)
- 300: Maximum stroke length (300mm)
- 100: Adjustment range (±100mm)
- Operating pressure: 0.1–0.8 MPa
- Cushioning type: Rubber buffer (adjustable at both ends)
- Port size: 1/4" NPT (G1/8 optional)
- Mounting styles: MF1 (front flange), MB1 (rear flange), or foot-mounted
- Rod material: Chrome-plated carbon steel (HRC 45-50)
- Tube material: Aluminum alloy with hard anodized surface
- Operating temperature: -20℃ to +80℃
- Piston speed: 50–800 mm/s (lubricated condition)
- Weight: 2.8 kg (excluding mounting accessories)
- Dimensions:
- Total length (retracted): 505±1mm
- Body diameter: Φ50mm ±0.5mm
- Rod diameter: Φ20mm
- Mounting hole spacing: 60mm × 60mm (MF1 type)
Precision-adjustable stroke cylinder with dual-position mechanical locking, featuring a ±100mm stroke adjustment range through its threaded rod mechanism. The double-sealed design (NBR seals) ensures leak-free operation in dusty environments. Includes magnetic piston for position sensing compatibility.
- Variable height positioning in automated assembly lines
- Clamping force adjustment in CNC fixture systems
- Packaging machine stopper position fine-tuning
- Automotive welding gun stroke compensation
- Press tooling with seasonal position recalibration needs
Installation protocol:
Always lock adjustment nuts with 15-20N·m torque after positioning.
Lubricate guide shafts with ISO VG32 hydraulic oil monthly.
Avoid lateral loads exceeding 50N to prevent rod deflection.
- Use ASNU-04M magnetic sensors for position feedback
- Pair with AC2000 series air service units for optimal filtration
- Compatible with VPA-W67 mounting brackets
| Property | Property Value |
|---|---|
| sku | SEJ50X300-100 |
| Adjustable Stroke | 100mm |
| 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 | PT1/4 |
| Magnet | Non-magnetic |
| Bore Diameter | <50mm> |
| Stroke | 300mm |
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.