Airtac SI125 Standard Cylinder SI125X150STC
2. Piston features bidirectional Y-seal structure with cushioning function, offering extended service life and low friction resistance;
3. Aluminum barrel with cruciform reinforcement and black-anodized piston rod for enhanced corrosion resistance;
4. Precision machined cylinder surface ensures smooth operation;
5. Multiple cylinder specifications and mounting accessories available for flexible configurations.
Category: Standard Cylinders | Brand: AIRTAC | Series: SI125
AirTAC SI125X150STC Standard Cylinder Specifications
- Model: SI125X150STC
- Bore size: 125mm (ISO 6432 standard)
- Stroke: 150mm (customizable 25-500mm)
- Operating pressure: 0.15–0.8 MPa
- Cushioning type: Adjustable pneumatic cushion (both ends)
- Piston speed: 50-800 mm/s
- Ambient temperature: -20℃ to 80℃
- Port size: G1/2 (NPT1/2 optional)
- Mounting type: Basic (MF1), Front flange (MF2), Rear flange (MF3)
- Rod material: Chrome-plated carbon steel (ST45)
- Tube material: Aluminum alloy (anodized)
- Seal type: NBR+PU hybrid seals
- Weight: 3.5kg ±5% (without accessories)
- Dimensions: 400mm(L) × 125mm(W) × 125mm(H)
- Rod thread: M20×1.5 (ISO 12240-1)
- Lubrication: Pre-lubricated (Grease-free operation possible)
High-torque industrial cylinder with dual anti-rotation design, featuring wear-resistant band guides and impact-absorbing end caps. The STC variant includes a magnetic piston for position sensing compatibility. Optimized for heavy-duty cycles (up to 5 million strokes) with <2μm surface roughness on rod finish.
- Press machine ejection systems
- Automotive welding fixture clamping
- Packaging line conveyor gate control
- Foundry equipment door actuators
- Plastic injection molding machine core pulls
Installation protocol:
Requires 0.5-1mm lateral clearance during alignment. Use M6 mounting bolts
(grade 8.8 or higher) with 18-22 N·m torque specification. For vertical
mounting, install exhaust mist lubricator (ISO VG32 oil recommended).
| Property | Property Value |
|---|---|
| sku | SI125X150STC |
| Seal Material | Polyurethane |
| 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 80°C Speed Range: 30-500 mm/s |
| Port Size | PT 1/2 |
| Piston Rod Material | Medium Carbon Steel |
| Magnet | S-Magnetic |
| Bore Diameter | 125mm |
| Stroke | 150mm |
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.