Airtac SI40 Standard Cylinder SI40X20LB
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 SI40X20LB Standard Cylinder Specifications
- Model: SI40X20LB
- Type: ISO 6432 compliant double-acting cylinder
- Bore size: 40mm
- Stroke: 20mm (customizable 10-500mm)
- Operating pressure: 0.15-0.8 MPa
- Cushioning type: Adjustable air cushion (both ends)
- Medium temperature: -20℃ to 80℃
- Port size: M5x0.8 (standard) / G1/8 optional
- Mounting type: LB series - basic front flange
- Material: Aluminum alloy barrel, chrome-plated piston rod
- Built-in magnet: Yes (for magnetic sensor compatibility)
- Weight: 0.68kg ±2% (without accessories)
- Dimensions:
- Total length: 122mm (20mm stroke)
- Barrel diameter: 40mm
- Mounting flange: 60mm × 40mm
- Rod diameter: 12mm
- ISO standard: 6432 (8mm rod diameter series)
- Protection rating: IP65 (with wiper seal)
A compact pneumatic actuator featuring anodized corrosion resistance and precise positioning capability. The T-slot mounting design enables 360° adjustable sensor installation. Optimized air cushioning reduces impact noise to ≤75dB(A). Includes wear-resistant polyurethane seals rated for 2,000km service life under standard conditions.
- Cartesian robot Z-axis actuation
- CNC machine tool clamping mechanisms
- Pharmaceutical blister packaging systems
- Automated conveyor diverters
- Textile machinery tension control
Installation note:
Maintain 0.5mm minimum clearance between magnetic sensor and cylinder body. Lubricate with ISO VG32 hydraulic oil
when using non-lubricated air supply. Maximum side load capacity: 15N at full extension.
| Property | Property Value |
|---|---|
| sku | SI40X20LB |
| 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 | Medium Carbon Steel |
| Magnet | Non-magnetic |
| Bore Diameter | <40mm> |
| Stroke | <20mm> |
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.