Airtac SI125 Standard Cylinder SI125BX400
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 SI125BX400 Standard Cylinder Specifications
- Model: SI125BX400
- Type: Standard Double-Acting Cylinder
- Bore size: 125mm
- Stroke: 400mm
- Operating pressure: 0.15–1.0 MPa
- Cushion type: Adjustable air cushion (both ends)
- Port size: G1/2 (ISO228/1 standard)
- Piston rod thread: M24x1.5
- Mounting style: Basic front flange (MF1), optional rear flange/mid trunnion
- Material:
- Tube: Aluminum alloy with hard anodized surface
- Piston rod: Chrome-plated carbon steel (HRC 22-26)
- Seals: NBR (standard), optional Fluorocarbon for high temp
- Temperature range: -20℃ to 80℃ (NBR seals)
- Weight: 5.8kg (excluding accessories)
- Dimensions:
- Total length: ~600mm (stroke 400mm + end caps)
- Tube outer diameter: 125mm ±0.5mm
- Mounting flange: 160mm x 160mm
- Rod extension: 35mm at retracted position
High-force industrial cylinder with precision honed tube and multi-lip rod seal system. Features corrosion-resistant construction and dual adjustable pneumatic cushions for smooth end-of-stroke deceleration. Compatible with ISO 15552 mounting accessories. Requires 40μm filtered lubricated air (ISO 8573-1 class 4).
- Press machine clamping mechanisms
- Automotive welding fixture positioning
- Heavy-duty material handling systems
- Packaging line product ejection
- Plastic injection molding machine core pulls
- Ensure 0.3mm minimum radial clearance between rod and guide
- Pre-lubricate for initial use (included factory grease lasts 50km stroke)
- Adjust cushion screws gradually (1/4 turns) during commissioning
- Use rod-end support brackets for horizontal strokes >500mm
| Property | Property Value |
|---|---|
| sku | SI125BX400 |
| 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 | SUS304 |
| Magnet | Non-magnetic |
| Bore Diameter | 125mm |
| Stroke | <400mm> |
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.