
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 SGJ125X600-20 Technical Details
- Model Structure: SGJ [Bore Size]X[Stroke]-[Accessory Code]
- Bore Diameter: 125mm (ISO Standard)
- Stroke: 600mm (±0.5mm precision)
- Rod Thread: M20×1.5 (Dual-end threaded piston rod)
- Operating Pressure: 0.1-0.9 MPa (1-9 bar)
- Cushioning Type: Adjustable pneumatic cushioning (both ends)
- Mounting Style: Basic type (Standard MF1 mounting)
- Tube Material: Cold drawn precision steel tube (Chromium-plated)
- Seal Material: High-wear NBR with wear-resistant ring
- Ambient Temperature: -20℃ to 80℃ (Dry air required below 0℃)
- Piston Speed: 50-800 mm/s (Optimal 200-500 mm/s)
- Port Size: PT1-1/4 (G1/4 optional)
- Weight: 12.7 kg (Including standard accessories)
- Dimensions: 
            - Length: 1,128mm (Stroke+cylinder length)
- Width: 156mm (Maximum flange dimension)
- Height: 156mm (Square tube profile)
 
- ISO Certification: 6431, 15552 compliant
Heavy-duty steel cylinder designed for long-stroke industrial applications requiring precision alignment and sustained load handling. Features dual chromium-plated surfaces on both piston rod and tube for corrosion resistance. The adjustable air cushion mechanism allows 270° rotation for fine-tuning deceleration characteristics.
- Automotive welding fixture positioning systems
- Injection molding machine ejector mechanisms
- Paper converting equipment drive units
- Steel coil handling gantry systems
- Shipbuilding plate pressing assemblies
 Maintenance Tip: 
            Lubricate through air supply (ISO VG32 turbine oil mist) or manual lubrication every 3,000km stroke. Use locknuts (included) to secure adjustment screws after cushion tuning.
 Maintenance Tip: 
            Lubricate through air supply (ISO VG32 turbine oil mist) or manual lubrication every 3,000km stroke. Use locknuts (included) to secure adjustment screws after cushion tuning.
        | Property | Property Value | 
|---|---|
| sku | SGJ125X600-20 | 
| 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 1/2 | 
| Cushion Stroke | <40mm> | 
| Bore Diameter | 125mm | 
| Stroke | 600mm | 
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.
 
              