Airtac SI40 Standard Cylinder SI40BX115
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 SI40BX115 Standard Cylinder Specifications
- Model: SI40BX115
- Type: ISO 6432 compliant single-acting spring return cylinder
- Bore size: 40mm
- Stroke: 115mm
- Operating pressure: 0.05–1.0 MPa
- Cushioning: Adjustable elastic cushion (both ends)
- Mounting style: Basic foot mounting (ISO standardized accessory options)
- Port size: M5x0.8 (1/8" NPT optional)
- Operating temperature: -20℃ to 80℃
- Body material: Aluminum alloy (anodized finish)
- Seal material: NBR/PU composite (oil & heat resistant)
- Protection rating: IP67 (wipers included)
- Weight: 1.35kg (without accessories)
- Dimensions: 195mm(L) × 40mm(Bore) × 56mm(Mounting height)
- Rod thread: M10x1.25 (external)
- Max theoretical force: 126N @ 0.63MPa
- Piston speed: 50–800mm/s (lubricated operation)
High-precision industrial cylinder with dual anti-rotation design, featuring wear-resistant chromium-plated piston rod and integrated magnet for position sensing. Optimized flow path design achieves 15% faster response than previous generations. The BX series incorporates a unique dust ring structure that extends service life in particulate-heavy environments.
- Cartesian robot Z-axis actuation
- CNC machine tool clamping mechanisms
- Food packaging vertical lift systems
- Automotive welding fixture positioning
- Pharmaceutical blister packing machines
Installation note:
Requires minimum 0.5mm radial clearance for thermal expansion.
For vertical mounting, use tandem cylinders or external brake
systems for load holding. Lubricate with ISO VG32 hydraulic oil
for optimal performance.
| Property | Property Value |
|---|---|
| sku | SI40BX115 |
| 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 | 115mm |
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.