Airtac SEJ Adjustable Cylinder SEJ80X700-75S
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 SEJ Series Adjustable Stroke Cylinder SEJ80X700-75S Technical Details
- Model: SEJ80X700-75S
- Type: Double-acting adjustable stroke cylinder
- Bore size: Ø80mm
- Stroke: 700mm (27.56")
- Adjustment range: ±75mm (±2.95") via external stopper
- Operating pressure: 0.05-1.0 MPa (7-145 PSI)
- Temperature range: -20℃ to 80℃ (-4°F to 176°F)
- Cushioning: Dual adjustable cushioning (both ends)
- Mounting style: Standard ISO 15552 front flange with optional accessory mounts
- Port size: G1/2 (BSPP thread)
- Piston rod material: Hard chrome-plated stainless steel (SUS304)
- Tube material: Anodized aluminum alloy
- Seal material: Nitrile rubber (NBR) with wear-resistant ring
- Protection class: IP54 (dust protected & water splashed)
- Weight: 5.8kg (12.79 lbs)
- Dimensions:
- Extended length: 1050mm (41.34")
- Retracted length: 350mm (13.78")
- Body diameter: Ø80mm (3.15")
- Mounting flange width: 125mm (4.92")
High-precision adjustable stroke cylinder featuring a unique mechanical stopper system for millimeter-level positioning accuracy. The SEJ80X700-75S combines hardened wear bands with low-friction seals for smooth operation over 5,000km service life. Integrated magnet slots enable position feedback sensor installation (sensors sold separately).
- Variable height work platforms in automotive assembly
- Adjustable clamping mechanisms for CNC fixture systems
- Precision web tension control in printing/packaging lines
- Position-adjustable end effectors for robotic arms
- Height compensation systems in semiconductor handling
Maintenance Tip:
Lubricate through built-in grease nipple (M8×1) every 500,000 cycles using ISO VG32 hydraulic oil.
Avoid side load exceeding 150N during adjustment to prevent stopper mechanism wear.
| Property | Property Value |
|---|---|
| sku | SEJ80X700-75S |
| 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 | PT3/8 |
| Magnet | S-Magnetic |
| Bore Diameter | 80 mm |
| Stroke | 700mm |
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.