Airtac SEJ Adjustable Cylinder SEJ80X150-30S
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 SEJ80X150-30S Adjustable Cylinder Specifications
- Model: SEJ80X150-30S
- Type: Double-acting adjustable stroke cylinder
- Bore size: 80mm
- Stroke: 150mm (adjustable)
- Operating pressure: 0.15–0.8 MPa
- Cushion type: Adjustable pneumatic cushion (both ends)
- Mounting type: MF1 (Standard front flange)
- Port size: G3/8 (ISO standard)
- Temperature range: -20℃ to 80℃
- Material: Aluminum alloy barrel (hard anodized), CR-Steel rod
- Seal material: NBR (nitrile rubber)
- Protection rating: IP40 (standard), IP65 (optional wiper upgrade)
- Weight: 5.2kg ±3% (without accessories)
- Dimensions: 250mm(L) × 98mm(W) × 98mm(H) (max extended length)
- Rod thread: M20×1.5 (external)
- Minimum stroke adjustment: 5mm increments
High-precision adjustable stroke cylinder with integrated mechanical stop mechanism. Features dual adjustable air cushions for smooth deceleration and reduced impact noise. The chrome-plated piston rod incorporates a multi-layer scraper seal system for enhanced dust resistance. Requires ISO VG32 hydraulic oil lubrication for optimal performance.
- Precision press-fit operations in automotive assembly
- Variable height positioning in packaging lines
- Die cushion systems in stamping machines
- Adjustable clamping fixtures for CNC machining
- Material handling with variable stroke requirements
Installation note:
Maintain 0.5-1mm alignment tolerance during mounting. Lubricate through air port using oil-fog lubrication (1-2 drops/min oil flow recommended). For vertical installations, use the auxiliary support bracket (sold separately).
- Loosen the lock nut at stroke adjustment end
- Rotate adjustment screw (1 full rotation = 5mm stroke change)
- Re-tighten lock nut to 15-20N·m torque
- Perform 3-5 test cycles before operation
| Property | Property Value |
|---|---|
| sku | SEJ80X150-30S |
| Adjustable Stroke | 30mm |
| 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 | 150mm |
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.