Airtac SEJ Adjustable Cylinder SEJ40X215-20S
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 SEJ40X215-20S Adjustable Cylinder Specifications
- Model: SEJ40X215-20S
- Type: Single rod adjustable cylinder with position locking
- Bore size: 40mm (ISO 6432 standard)
- Stroke: 215mm (±0.5mm tolerance)
- Operating pressure: 0.1–0.8 MPa
- Cushioning type: Adjustable pneumatic cushion (both ends)
- Mounting style: Basic MF1 flange mounting (ISO 15552 compatible)
- Port size: 1/4" NPT (G1/8 optional)
- Temperature range: -20℃ to 80℃
- Rod material: Hard chrome-plated stainless steel (SUS304)
- Tube material: Anodized aluminum alloy (AL6063-T5)
- Seal material: Heat-resistant NBR (Nitrile rubber)
- Position adjustment: ±5° rotation lock mechanism
- Weight: 1.5kg (without accessories)
- Dimensions: 320mm(L) × 76mm(W) × 76mm(H)
Precision-engineered adjustable cylinder featuring micro-position tuning capability through its patented rotary locking collar. The double-cushion design minimizes end-impact noise (≤65dB) while maintaining positioning accuracy of ±0.2mm. Corrosion-resistant construction with IP54 protection rating ensures reliable operation in humid environments.
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- Automotive welding fixture positioning
Installation note:
Apply silicone-based lubricant (ISO VG32 grade) to rod surface before initial use.
For vertical mounting, install with rod facing downward to prevent seal wear.
Maintain 0.3-0.5mm clearance between cushion lock nut and end cover during adjustment.
- Max thrust: 502N @ 0.6MPa
- Piston speed: 50-700mm/s (optimal range 100-500mm/s)
- Cycle life: 5,000km travel distance (NBR seals)
- Repeat accuracy: ±0.15mm (under 0.5MPa)
| Property | Property Value |
|---|---|
| sku | SEJ40X215-20S |
| 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:-20-70°C Speed Range:30-800mm/s |
| Port Size | PT1/4 |
| Magnet | S-Magnetic |
| Bore Diameter | <40mm> |
| Stroke | 215mm |
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.