Airtac SEJ Adjustable Cylinder SEJ125X100-20
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 SEJ125X100-20 Adjustable Cylinder Specifications
- Model: SEJ125X100-20
- Type: Double-acting adjustable stroke cylinder
- Bore size: Ø125mm
- Stroke: 100mm (adjustable range: 50-100mm)
- Operating pressure: 0.05–1.0 MPa
- Cushioning: Adjustable elastic cushion at both ends
- Port size: G1/2 (ISO228/1 standard)
- Mounting style: Basic type (MF1) with optional accessories
- Ambient temperature: -20℃ to 80℃
- Seal material: Polyurethane (PU) with wear-resistant ring
- Piston rod material: Chrome-plated carbon steel (S45C)
- Weight: Approximately 4.8kg (excluding accessories)
- Dimensions:
- Extended length: 360mm
- Retracted length: 260mm
- Body diameter: 136mm
- Mounting hole spacing: 160×160mm (MF1 pattern)
High-precision industrial cylinder featuring patented stroke adjustment mechanism with ±0.5mm repeatability. The anodized aluminum barrel with corrosion-resistant coating ensures durability in harsh environments. Integrated magnetic piston enables position feedback when used with sensors (sensors sold separately).
- Precision press brake tool positioning
- Automated material handling systems
- Die-casting machine ejection mechanisms
- Packaging line pressure adjustment stations
- Plastic injection molding clamp force control
Operation note:
Always engage the stroke lock nut after adjustment. Lubricate with ISO VG32 hydraulic oil
through the built-in lubrication port every 500km of cumulative travel.
Critical parameters:
- Max side load capacity: 850N at mid-stroke
- Maximum piston speed: 700mm/s
- Air filtration requirement: 5μm minimum
- Cycle life: 5,000km travel distance (under standard conditions)
| Property | Property Value |
|---|---|
| sku | SEJ125X100-20 |
| 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°C to 70°C Speed Range: 30 to 500 mm/s |
| Port Size | PT 1/2 |
| Magnet | Non-magnetic |
| Bore Diameter | 125mm |
| Stroke | 100mm |
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.