Airtac SGJ Steel Tube Type Adjustable Cylinder SGJ250X700-20
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 Pipe Adjustable Cylinder SGJ250X700-20 Specifications
- Model: SGJ250X700-20
- Bore size: Ø250mm (ISO 15552 standard)
- Stroke: 700mm (±1mm tolerance)
- Operating pressure: 0.1–0.9 MPa
- Cushioning: Adjustable pneumatic cushion at both ends
- Port size: G1-1/2 (ISO 1179-1)
- Piston rod: Ø50mm chrome-plated steel (HRC 45-50)
- Tube material: Cold drawn precision steel pipe (STKM-13A)
- Seals: NBR standard (optional FKM/Viton for high temp)
- Temperature range: -20℃ to +80℃ (extended to +150℃ with FKM seals)
- Weight: 53.2kg (excluding mounting accessories)
- Dimensions: 1035mm(L) × 320mm(W) × 320mm(H) (fully retracted)
- Max thrust: 44.2kN @0.63MPa
- Mounting: Standard MF1/MF2 flange or foot mounting (ISO 15552)
- Rod end: External M50×2 thread with locknut
- Position detection: Optional magnetic sensor groove (4-6mm width)
Heavy-duty steel cylinder designed for high moment load applications, featuring precision-ground rod and anti-rotation mechanism. The double-sealed construction with wiper ring prevents contamination ingress. Includes external stroke adjustment collars with 20mm position locking range (indicated by scale markings). Requires ISO VG32 hydraulic oil lubrication for optimal performance.
- Press machine ejection systems
- Foundry equipment for mold manipulation
- Heavy material transfer carts
- Automotive chassis positioning jigs
- Shipbuilding plate bending machinery
Installation note:
Maintain 0.5mm/m alignment tolerance during mounting. Use support brackets for horizontal installations exceeding 2m/s piston speed. Lubricate every 3,000km stroke travel or quarterly.
| Property | Property Value |
|---|---|
| sku | SGJ250X700-20 |
| Adjustable Stroke | <20mm> |
| 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 | 700mm |
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.