
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 SGJ125X450-100 Specifications
- Model: SGJ125X450-100
- Type: Double-acting adjustable stroke cylinder (steel tube construction)
- Bore size: Ø125mm
- Stroke: 450mm (adjustable ±100mm via mechanical stopper)
- Operating pressure: 0.05–0.8 MPa
- Cushioning: Adjustable air cushion at both ends
- Piston rod diameter: Ø45mm (chrome-plated steel)
- Mounting type: Front/rear flange (ISO 15552 standard)
- Port size: G1/2 (NPT1/2 optional)
- Ambient temperature: -20℃ to 80℃
- Weight: 12.5kg ±5% (without accessories)
- Dimensions: 825mm(L) × 180mm(W) × 180mm(H) (max extended length)
- Seal material: NBR/PU combination
- Rod end thread: M33×2.0
- Max thrust: 6,132N @0.6MPa
- Lubrication: Pre-lubricated (Oil-free operation possible)
Heavy-duty industrial cylinder with precision stroke adjustment mechanism, featuring wear-resistant steel tube construction and dual cushioning control. The 45mm chrome-plated piston rod provides exceptional resistance to side loads and bending moments. Includes built-in magnet for position sensing compatibility.
- Press machine ejection systems
- Automotive welding fixture positioning
- Foundry equipment material handling
- Heavy conveyor gate actuators
- Plastic injection molding machines
 Installation note: 
            Maintain 0.05mm/m alignment tolerance during mounting. For adjustable stroke operation, 
            lubricate stopper threads with ISO VG32 hydraulic oil before adjustment. 
            Allow 150mm clearance at stroke adjustment end for maintenance.
 Installation note: 
            Maintain 0.05mm/m alignment tolerance during mounting. For adjustable stroke operation, 
            lubricate stopper threads with ISO VG32 hydraulic oil before adjustment. 
            Allow 150mm clearance at stroke adjustment end for maintenance.
         Critical parameters:
 Critical parameters:- Max side load capacity: 1,250N
- Max permissible speed: 800mm/s
- Cycle rate: ≤60 cycles/minute
- Do NOT use in saltwater environments without protective coating
| Property | Property Value | 
|---|---|
| sku | SGJ125X450-100 | 
| 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 1/2 | 
| Cushion Stroke | <40mm> | 
| Bore Diameter | 125mm | 
| 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.
 
              