Airtac SEJ Adjustable Cylinder SEJ63X50-30
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 Cylinder SEJ63X50-30 Technical Specifications
- Model: SEJ63X50-30
- Type: Double-acting adjustable cushioning cylinder
- Bore size: 63 mm
- Stroke: 50 mm (±0.5mm tolerance)
- Cushion type: Adjustable buffer (both ends)
- Operating pressure: 0.1-0.9 MPa
- Operating temperature: -20℃ to 80℃
- Piston speed: 50-800 mm/s
- Port size: G1/8 (NPT1/8 optional)
- Mounting type: Basic fixed (MF1) with ISO 6432 standard
- Rod material: Hard chrome-plated carbon steel
- Tube material: Aluminum alloy with hard anodizing
- Seal material: NBR (Nitrile rubber)
- Weight: 2.45 kg (without accessories)
- Dimensions: 198mm(L) × 63mm(Ø) × 80mm(Mounting width)
- Rod thread: M10×1.25
- Mounting hole spacing: 40mm×40mm
- Maximum lateral load: 25N at full extension
Precision-engineered adjustable cylinder featuring micrometer-style cushion screws for smooth deceleration control. The hexagonal barrel design enables easy rotation prevention, while the double sealing structure ensures leak-free operation. Compatible with all major pneumatic valve systems through standardized ports.
- Precision press mechanisms in semiconductor manufacturing
- Variable stroke clamping devices in CNC fixtures
- Packaging line product ejection systems
- Automated material handling with position-sensitive loads
- Textile machinery tension control units
Maintenance protocol:
Lubricate with ISO VG32 hydraulic oil monthly. Adjust cushion screws
clockwise to increase damping force (1/4 turn ≈ 15% damping change).
Maintain 0.3mm minimum rod clearance during alignment.
| Property | Property Value |
|---|---|
| sku | SEJ63X50-30 |
| 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 | Non-magnetic |
| Bore Diameter | 63mm |
| Stroke | <50mm> |
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.