Airtac SEJ Adjustable Cylinder SEJ100X75-20S
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 SEJ Adjustable Cylinder SEJ100X75-20S Technical Details
- Model Code: SEJ100X75-20S
- Cylinder Type: Double-acting adjustable stroke
- Bore size: 100mm
- Standard stroke: 75mm
- Adjustment range: ±10mm (Total stroke 65-85mm)
- Operating pressure: 0.1-0.8 MPa
- Operating temperature: -20℃ to 80℃
- Cushioning: Adjustable pneumatic cushion (both ends)
- Mounting style: Basic MF1 (Standard foot mounting), optional flange variants
- Port size: G3/8 (NPT1/2 optional)
- Material: Aluminum alloy tube (hard anodized), POM end caps
- Seal material: NBR with wear-resistant ring
- Weight: 3.8kg (excluding accessories)
- Dimensions: 345mm(L) × 125mm(W) × 125mm(H) (retracted position)
- Rod thread: M20×1.5 external thread
- Max theoretical force: 628N @0.5MPa
- ISO standard: 15552 compliant
Precision-engineered adjustable stroke cylinder featuring dual micro-adjustment screws (M8×1.25) for ±10mm stroke fine-tuning. The integrated shock absorber with locknut mechanism allows precise damping force adjustment across 16 click-stop positions. Corrosion-resistant design with IP54 protection rating ensures reliable operation in humid environments.
- Variable height positioning in automated assembly lines
- Pressure-sensitive clamping systems (electronics manufacturing)
- Packaging machine stroke adjustment for different box sizes
- Plastic injection molding ejector systems
- Agricultural equipment with terrain compensation
Installation protocol:
Apply Loctite 243 to adjustment screws after final positioning.
Maintain 0.3-1.0 MPa lubrication pressure when using automatic lubricators.
Maximum side load: 150N at full extension. Requires monthly cushion adjustment verification.
| Property | Property Value |
|---|---|
| sku | SEJ100X75-20S |
| 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 | 75mm |
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.