Airtac SEJ Adjustable Cylinder SEJ40X200-50S
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 SEJ40X200-50S Adjustable Stroke Cylinder Specifications
- Model: SEJ40X200-50S
- Type: Double-acting adjustable stroke cylinder
- Bore size: 40mm (ISO standard)
- Full stroke: 200mm
- Adjustable stroke range: 0-50mm (fine-tuning via external stopper)
- Operating pressure: 0.1-0.8 MPa
- Temperature range: -20℃ to 80℃
- Port size: Rc1/4 (NPT1/4 optional)
- Cushioning type: Adjustable rubber buffer
- Mounting style: Fixed foot (MF1) with through-hole installation
- Rod material: Chrome-plated steel (Cr-Mo alloy)
- Tube finish: Aluminum alloy with hard anodized surface
- Seal material: NBR (nitrile rubber)
- Weight: 2.3kg ±5% (without accessories)
- Dimensions:
- Extended length: 325mm (full stroke)
- Retracted length: 125mm
- Body width: 58mm (mounting foot included)
- Height: 50mm (excluding piston rod)
- IP rating: IP40 (standard sealing)
Precision-engineered adjustable stroke cylinder featuring a unique mechanical stopper system that enables ±2mm positioning accuracy. The hardened piston rod and double lip seals ensure 3,000km+ service life under continuous operation. Includes anti-rotation guide for stable linear motion, with optional magnetic piston for position sensing.
- Packaging machine stopper mechanisms
- Precision press-fit operations in automotive assembly
- Variable height positioning in CNC material handling
- Semiconductor wafer transfer systems
- Adjustable clamping fixtures for jig systems
Operation tip:
Lubricate with ISO VG32 hydraulic oil before initial use. For stroke adjustment,
loosen the lock nut and rotate the stopper screw (0.5mm per full rotation).
Maximum side load: 15N. Regular maintenance every 5 million cycles recommended.
| Property | Property Value |
|---|---|
| sku | SEJ40X200-50S |
| 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 | PT1/4 |
| Magnet | S-Magnetic |
| Bore Diameter | <40mm> |
| Stroke | <200mm> |
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.