Airtac SGJ Steel Tube Type Adjustable Cylinder SGJ250X200-20
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 SGJ250X200-20 Steel Tube Adjustable Cylinder Specifications
- Model: SGJ250X200-20
- Type: Double-acting adjustable stroke cylinder (steel tube construction)
- Bore size: Ø250 mm
- Stroke: 200 mm ±1.5mm (mechanically adjustable)
- Operating pressure: 0.05–1.0 MPa
- Cushioning: Adjustable pneumatic cushion at both ends
- Mounting style: Standard MF1 (front flange) with multiple accessory mounting options
- Port size: G3/4 (ISO 228/1 standard)
- Operating temperature: -20℃ to 80℃ (dry air required below 0℃)
- Tube material: Cold drawn precision steel tube (STKM13A)
- Piston rod: Hard chrome-plated carbon steel (S45C)
- Seals: NBR + PU combination for high-speed applications
- Weight: 18.6 kg (without accessories)
- Dimensions:
- Length: 658 mm (full extension)
- Width: 290 mm (flange mounting base)
- Height: 290 mm (cylindrical body diameter)
- Rod end thread: M20×1.5 (male)
- Lubrication: Pre-lubricated (relubrication interval ≥3,000 km)
Heavy-duty industrial cylinder featuring wear-resistant steel construction and precision-ground piston rod. The dual adjustable cushions allow fine-tuning of end-position deceleration (adjustment range: 3-20 turns). Integrated mounting slots enable 360° position adjustment for complex mechanical linkages. Requires 40μm filtered air with ISO 8573-1:2010 class 4.4.3 air quality.
- Automotive production line clamping fixtures
- Die-casting machine ejection systems
- Paper roll handling equipment
- Hydraulic press assist positioning
- Shipbuilding alignment jigs
Installation note:
Maximum side load capacity 1,250N. For vertical installations exceeding 45° angle,
use guided carriage mounts (AG series recommended). Lubricate rod weekly in high-cycle
applications (>500 cycles/hour).
| Property | Property Value |
|---|---|
| sku | SGJ250X200-20 |
| 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 | <200mm> |
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.