Airtac SI40 Standard Cylinder SI40BX155
2. Features wear-resistant Y-shaped axial sealing structure with cushioning function, extended service life, and low friction resistance;
3. Aluminum square tube profile with anodized tie rods for superior corrosion resistance;
4. Built-in adjustable pneumatic cushioning at both ends;
5. Multiple cylinder specifications and mounting accessories available for flexible configurations.
Category: Standard Cylinders | Brand: AirTAC | Series: SI40
AirTAC SI40BX155 Standard Cylinder Specifications
- Model: SI40BX155
- Type: ISO 6432 compliant double-acting cylinder
- Bore size: 40mm (±0.08mm tolerance)
- Stroke: 155mm (adjustable cushioning ±5mm)
- Operating pressure: 0.15–1.0 MPa
- Piston speed: 50–800 mm/s (lubricated)
- Ambient temperature: -20℃ to 80℃
- Port thread: M5x0.8 (G1/8 adaptor optional)
- Rod end: M10x1.25 external thread
- Piston material: Hard anodized aluminum alloy
- Seal type: NBR + PU combination seals
- Cushioning: Adjustable rubber buffers (both ends)
- Mounting: Basic type (MF1) with optional front flange (MF2) or rear clevis (MF4)
- Weight: 0.92kg (excluding accessories)
- Dimensions: 214mm(L) × 40mm(W) × 40mm(H) (at full extension)
- IP rating: IP65 (standard wiper design)
- ISO cycle rate: Up to 85% duty cycle at max pressure
High-precision industrial cylinder with chrome-plated piston rod (18μm thickness) and self-lubricating guide bushings. Features dual anti-rotation design and magnetic piston (SI-M40BX155 variant available for position sensing). Optimized for smooth operation in high-cycle applications with built-in wear compensation.
- Cartesian robot Z-axis actuation
- Plastic injection molding ejectors
- CNC machine tool clamping systems
- Automotive assembly line positioning
- Food packaging vertical lift mechanisms
Installation notes:
(1) Use 32# hydraulic oil for lubrication if non-lubricated air supply.
(2) Align within 0.2mm angular misalignment tolerance during mounting.
(3) Recommended 500km maintenance interval for seal replacement.
| Property | Property Value |
|---|---|
| sku | SI40BX155 |
| 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℃ to 80℃ Speed Range: 30-800 mm/s |
| Port Size | PT1/4 |
| Piston Rod Material | SUS304 |
| Magnet | Non-magnetic |
| Bore Diameter | <40mm> |
| 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.