Airtac SI40 Standard Cylinder SI40BX320S
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 SI40BX320S Standard Cylinder Technical Specifications
- Model Code: SI40BX320S
- Bore Size: 40mm (ISO 6432 standard)
- Stroke: 320mm (±1.5mm tolerance)
- Operation Type: Double-acting with magnetic piston
- Working Pressure: 0.05-1.0 MPa (7-145 PSI)
- Piston Speed: 50-800 mm/s (lubricated)
- Cushioning: Adjustable elastic cushion at both ends
- Port Size: Rc1/8 (NPT1/8 optional)
- Rod Thread: M12×1.25 external thread
- Ambient Temperature: -20℃ to 80℃
- Material:
- Tube: Aluminum alloy (hard anodized)
- Piston Rod: Chrome-plated carbon steel
- Seals: NBR (nitrile rubber)
- Weight: 3.2 kg (with brackets)
- Dimensions:
- Total Length: 483mm (stroke+retracted length)
- Body Diameter: 40mm (±0.5mm)
- Mounting Face: 42mm×42mm square flange
- Rod End: 20mm extension beyond tube
- ISO Certification: Compliant with ISO 6432, VDMA 24562
High-precision industrial cylinder featuring wear-resistant chromium plating and dual-position sensor slots (inductive proximity switch compatible). The tapered cushion design reduces impact noise by 15dB compared to standard models. Requires ISO VG32 hydraulic oil mist lubrication for optimal performance.
- Automated packaging line pusher mechanisms
- CNC machine tool clamping devices
- Plastic injection molding ejectors
- Automotive assembly line positioning systems
- Food processing conveyor gate actuators
Installation guidance:
Mount using M6×20mm flange bolts (Grade 8.8 or higher) with 35N·m torque.
Maintain 0.5mm minimum clearance between magnetic sensor and cylinder body.
For vertical installations, install exhaust mist lubricator upstream.
| Property | Property Value |
|---|---|
| sku | SI40BX320S |
| 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 | S-Magnetic |
| Bore Diameter | <40mm> |
| Stroke | 320 mm |
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.