Airtac SGJ Steel Tube Type Adjustable Cylinder SGJ250X300-50
2. SG series adopts dual Y-type unidirectional piston seals with self-compensating design, delivering extended service life and low starting pressure. SGC series features space-saving asymmetric bidirectional seals with oil reservoir functionality;
3. SG series utilizes steel cylinder construction with exceptional impact resistance;
4. SGC series employs aluminum cylinder tubes compatible with optional magnetic piston position sensing (not available for SG series);
5. Precision adjustable pneumatic cushioning mechanism ensures smooth deceleration;
6. Comprehensive range of bore sizes and mounting accessories for flexible system integration;
7. High-temperature resistant seals enable reliable operation from 0°C to 150°C.
Category: Standard Cylinders | Brand: AirTAC | Series: SGJ Adjustable Steel Cylinder Series
AirTAC SGJ Series Steel Tube Adjustable Cylinder SGJ250X300-50 Technical Details
- Model Code: SGJ250X300-50
- Type: Double-acting adjustable stroke cylinder (tube type)
- Bore size: Ø250mm (±0.5mm tolerance)
- Stroke: 300mm (adjustable ±3° rotation range)
- Cushioning: Adjustable pneumatic cushion (50mm buffer length)
- Operating pressure: 0.05-1.0 MPa
- Temperature range: -20℃ to 80℃
- Port size: G1/2 (BSPP thread)
- Mounting style: MF1 front flange / MP4 foot mounting standard
- Tube material: Hard chrome-plated steel cylinder tube
- End cover: Aluminum alloy die-casting (anodized)
- Seal material: NBR + PU combination seals
- Protection class: IP65 (standard wiper design)
- Accessories: Magnetic switch slot (D-M9N compatible)
- Weight: 25kg ±5% (excluding mounting accessories)
- Dimensions: 550mm(L) × 250mm(W) × 250mm(H) (max extended length)
Heavy-duty industrial cylinder featuring precision-ground steel tube construction with chrome-plated inner surface for ultra-low friction. The 50mm adjustable cushion mechanism prevents impact damage at stroke ends, while the 360° rotatable mounting base enables flexible installation alignment. Requires 40μm filtered air with ISO VG32 lubricator oil (optional oil-free operation available).
- Press machine ejection systems
- Automotive welding fixture positioning
- Foundry equipment clamping mechanisms
- Large-scale material transfer gates
- Plastic injection molding machine core pulls
Maintenance tip:
Perform monthly lubrication through air line lubricators (1 drop/min oil feed recommended).
Avoid lateral force exceeding 10% of maximum thrust capacity. Alignment tolerance: ≤0.2mm/m.
| Property | Property Value |
|---|---|
| sku | SGJ250X300-50 |
| Adjustable Stroke | <50mm> |
| Seal Material | NBR |
| 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 1/8 |
| Cushion Stroke | 60mm |
| Bore Diameter | <250MM> → <250mm> |
| Stroke | 300mm |
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.