Airtac SEJ Adjustable Cylinder SEJ50X75-30S
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 SEJ50X75-30S Adjustable Cylinder Technical Specifications
- Model Code: SEJ50X75-30S
- Bore Size: 50mm (ISO 6432 standard)
- Stroke: 75mm (±0.5mm tolerance)
- Operating Pressure: 0.1-0.9 MPa
- Piston Speed: 50-800 mm/s
- Cushioning Type: Adjustable (dual-side)
- Mounting Style: Standard MF1 (front flange) with rear foot mounts
- Port Size: G1/4 (BSPP thread)
- Rod Thread: M16×1.5 (external)
- Material:
- Tube: Aluminum alloy with hard anodizing
- Piston Rod: Chrome-plated steel (Cr-Mo)
- Seals: NBR (Nitrile) standard, optional FKM/Viton
- Temperature Range: -20℃ to 80℃ (with standard seals)
- Weight: 2.46 kg (with rod)
- Dimensions:
- Extended Length: 195mm
- Retracted Length: 120mm
- Body Diameter: 58mm (hexagonal cross-section)
- Mounting Hole Spacing: 40×40mm
- ISO Certification: Compliant with ISO 6432, VDMA 24562
High-precision adjustable stroke cylinder featuring dual cushioning control with 5-position adjustment screws (3mm hex key required). The chromium-plated piston rod incorporates a wear-resistant coating (3-5μm thickness) for extended service life. Includes built-in auto-lubrication design compatible with ISO VG32 hydraulic oil.
- Precision press-fit operations in automotive assembly
- Variable height positioning in CNC pallet changers
- Clamping force adjustment in injection molding machines
- Material feeding systems requiring stroke modulation
- Automated packaging line product ejection mechanisms
Installation Protocol:
Requires minimum 5μm filtered air supply. For vertical mounting,
use locknut (M16×1.5) with 28-32 N·m torque. Maintain 0.5mm
clearance between cushion screws and end caps during adjustment.
| Property | Property Value |
|---|---|
| sku | SEJ50X75-30S |
| 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 | PT1/4 |
| Magnet | S-Magnetic |
| Bore Diameter | <50mm> |
| Stroke | 75mm |
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.