Airtac SEJ Adjustable Cylinder SEJ100X350-75S
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 SEJ100X350-75S Adjustable Cylinder Specifications
- Model Code Breakdown: SEJ100X350-75S
- SEJ: Adjustable stroke cylinder series
- 100: Bore size Ø100mm
- 350: Maximum stroke length 350mm
- 75S: Rear double pivot bracket mounting (ISO 15552 standard)
- Operating pressure: 0.1–0.9 MPa
- Temperature range: -20℃ to 80℃
- Cushioning type: Adjustable pneumatic cushion (both ends)
- Piston speed: 50–800 mm/s (lubricated condition)
- Material construction:
- Tube: Aluminum alloy, hard anodized
- Piston rod: Chrome-plated carbon steel (Cr-Mo)
- Seals: NBR (standard), optional FKM/Viton
- Port size: G3/8 (BSPP) dual ports
- Weight: 5.8 kg (excluding mounting accessories)
- Dimensions:
- Total length: 530mm (at full extension)
- Body diameter: Ø100mm ±0.5mm
- Mounting flange width: 120mm
- Rod end height: 145mm (from centerline)
- ISO compatibility: Compliant with ISO 15552 (formerly ISO 6431)
- Protection rating: IP54 (standard wiper seal)
Heavy-duty adjustable stroke cylinder featuring precision-machined guide bands for minimal lateral play. The dual-cushion design allows independent adjustment of end-position damping via rotary valves. Includes magnetic piston version compatibility (sensor not included). Requires ISO VG32 hydraulic oil mist lubrication for optimal performance.
- Die casting machine ejection systems
- Automotive welding fixture positioning
- Palletizing robot end-effector adjustment
- Injection molding machine core-pull mechanisms
- Steel mill roller gap adjustment stations
Installation guidelines:
Maintain 0.5mm minimum alignment tolerance between rod and load path.
For vertical mounting, use counterbalance valves. Lubricate through air line
at 1 drop/m³ airflow. Re-tighten mounting bolts after 50 operating hours.
| Property | Property Value |
|---|---|
| sku | SEJ100X350-75S |
| Adjustable Stroke | 75mm |
| 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 | 350mm |
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.