
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 SGJ250X700-30 Specifications
- Model Code Breakdown: SGJ250X700-30
- SGJ: Steel pipe-guided cylinder series
- 250: Bore size Ø250mm
- 700: Stroke length 700mm
- 30: Adjustable cushioning type
- Operating Pressure: 0.05-1.2 MPa
- Temperature Range: -10℃ to 80℃ (NBR seals)
- Mounting Style: Fixed MF1/MF2 type (front/rear flange)
- Cushioning: Dual adjustable hydraulic shock absorber
- Port Size: G1-1/2 (ISO standard)
- Rod End Thread: M45x1.5 (male)
- Tubing Material: Cold drawn high-strength steel tube (STKM)
- Piston Rod: Hard chrome-plated carbon steel
- Weight: 78kg ±2% (excluding mounting accessories)
- Dimensions:
- Total Length: 900mm (stroke 700mm + base structure)
- Body Diameter: Ø250mm ±0.5mm
- Mounting Base: 300mm x 300mm square flange
- Lubrication: Pre-lubricated (relubrication interval: 2,000km)
- ISO Standard: 15552 compliant
Industrial-grade heavy-duty cylinder featuring a rigid steel pipe construction with precision ground inner surface (Ra≤0.4μm). The dual adjustable cushioning system allows precise end-position deceleration control via needle valves. Anti-rotation design with dual guide rods ensures stable linear motion under eccentric loads up to 1,500N·m.
- Metal stamping press ejection systems
- Automotive chassis assembly fixtures
- Injection molding machine core-pulling mechanisms
- Shipbuilding plate bending equipment
- Mining conveyor gate actuators
- Cycle rate: Max 500mm/s (lubricated), 200mm/s (non-lubricated)
- Relubrication: Every 3 months (ISO VG32 hydraulic oil)
- Cushion adjustment: Turn clockwise to increase damping (1/4 turn increments)
| Property | Property Value |
|---|---|
| sku | SGJ250X700-30 |
| Adjustable Stroke | 30mm |
| 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.