Airtac SEJ Adjustable Cylinder SEJ63X80-50S
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 SEJ63X80-50S Adjustable Cylinder Specifications
- Model: SEJ63X80-50S
- Type: Double-acting adjustable stroke cylinder
- Bore size: 63mm (ISO standard)
- Stroke: 80mm (adjustable through mechanical stops)
- Adjustment range: 0-80mm continuous positioning
- Operating pressure: 0.1-0.8 MPa
- Temperature range: -20℃ to 80℃
- Cushioning: Adjustable pneumatic cushioning at both ends
- Mounting types: Front flange (standard), optional rear pivot/clevis
- Rod material: Chrome-plated steel (S45C)
- Tube material: Aluminum alloy with hard anodized surface
- Seal material: NBR (Nitrile rubber) with wear-resistant ring
- Weight: 3.5kg ±5% (including standard accessories)
- Dimensions: 180mm(L) × 100mm(W) × 100mm(H) (max extended length)
- Speed range: 50-700mm/s (with speed controller)
- Lubrication: Pre-lubricated (Oil-free operation possible)
- Protection rating: IP54 (standard wiper seal)
High-precision adjustable stroke cylinder featuring dual-position locking mechanism and micrometer-style stroke adjustment. The SEJ series incorporates a unique dual-rod design with external adjustment screws (stainless steel M6×1.0) for precise stroke limitation. Includes magnetic piston for position sensing compatibility (sensor not included).
- Variable position clamping in CNC fixture systems
- Material handling with adjustable gripping depths
- Packaging machine stopper adjustment mechanisms
- Automated assembly line positioning units
- Printing press paper feed systems
Operation note:
Always lock adjustment screws with 1.5N·m torque after positioning.
Use M3×0.5 hex wrench (included) for fine adjustments. Maintain
≥5mm clearance around adjustment mechanism during installation.
- Max side load: 25N at rod end
- Recommended air dryness: Pressure dew point ≤3℃ below ambient
- Cycle life: 5,000km travel distance (NBR seals)
- Re-lubrication interval: 1,000km or 6 months (if oil lubrication used)
| Property | Property Value |
|---|---|
| sku | SEJ63X80-50S |
| Adjustable Stroke | <50mm> |
| 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 | PT3/8 |
| Magnet | S-Magnetic |
| Bore Diameter | 63mm |
| Stroke | 80 mm |
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.