Airtac SEJ Adjustable Cylinder SEJ100X250-100
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 SEJ100X250-100 Adjustable Cylinder Specifications
- Model: SEJ100X250-100
- Type: Double-rod adjustable cylinder (mechanical lock type)
- Bore size: Ø100mm
- Stroke: 250mm
- Adjustment range: 0-100mm (stepless positioning)
- Operating pressure: 0.1–0.9 MPa
- Temperature range: -20℃ to 80℃
- Cushioning type: Adjustable air cushion (both ends)
- Mounting style: Basic type (optional flange/feet mounting)
- Port size: G1/2 (ISO standard)
- Material:
- Cylinder tube: Aluminum alloy (hard anodized)
- Piston rod: Chrome-plated carbon steel
- Seals: NBR (standard), optional FKM/Viton
- Weight: 5.8kg ±3% (excluding accessories)
- Dimensions:
- Total length: 470mm (at mid-stroke)
- Width: 105mm (including rods)
- Height: 105mm (mounting surface to top)
- Rod diameter: Ø25mm (both sides)
- ISO certification: 6431, 15552 compliant
High-precision adjustable stroke cylinder with mechanical locking mechanism, featuring dual shock-absorbing cushions and corrosion-resistant construction. The through-rod design allows external stroke adjustment via locknuts while maintaining position stability under 0.6MPa residual pressure. Includes wear-resistant rod seals and anti-rotation guide for precise linear motion.
- Precision press-fitting operations in automotive assembly
- Variable height positioning in packaging machinery
- Adjustable clamping force systems
- Semiconductor wafer handling equipment
- Plastic injection mold height adjustment
Installation tips:
Apply Loctite 243 to adjustment locknuts during assembly.
Maintain 0.3mm minimum clearance between rod ends and adjacent components.
Lubricate with ISO VG32 turbine oil if operated below -10℃.
| Property | Property Value |
|---|---|
| sku | SEJ100X250-100 |
| 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 | PT 1/2 |
| Magnet | Non-magnetic |
| Bore Diameter | 100mm |
| Stroke | <250MM> → <250mm> |
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.