
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 Steel Tube Adjustable Stroke Cylinder SGJ250X450-100 Specifications
- Model: SGJ250X450-100
- Type: Double-acting adjustable stroke cylinder (steel tube construction)
- Bore size: Ø250 mm
- Stroke length: 450 mm (standard) with 100 mm adjustable stroke extension
- Operating pressure: 0.1–0.9 MPa
- Cushioning: Adjustable elastic cushion (both ends)
- Port size: Rc1-1/4 (G1-1/4 optional)
- Operating temperature: -20℃ to 80℃
- Piston rod material: Chrome-plated carbon steel (45#)
- Tube material: Cold drawn precision steel tube (STKM13A)
- Seal material: NBR with wear-resistant ring
- Mounting style: MF1 front flange / MB1 rear square flange (optional)
- Protection rating: IP40 (standard), IP65 available on request
- Weight: 98.5 kg ±2% (including mounting accessories)
- Dimensions (L×W×H):
- Retracted length: 840 mm
- Extended length: 1,290 mm
- Flange width: 350 mm
- Height with rod: 318 mm
Heavy-duty industrial cylinder designed for precision positioning in high-load applications. Features dual adjustable stroke control through mechanical stoppers (locknut type) and triple sealing system for harsh environments. Requires daily lubrication via integrated grease nipple (M10×1 thread). Includes shock-absorbing pads for impact reduction at stroke ends.
- Metal stamping press ejection systems
- Automotive welding fixture positioning
- Shipbuilding plate bending machinery
- Heavy material handling in foundries
- Press brake tool adjustment mechanisms
| Property | Property Value |
|---|---|
| sku | SGJ250X450-100 |
| Adjustable Stroke | 100mm |
| 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 | 450mm |
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.