Airtac SI40 Standard Cylinder SI40BX85
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 SI40BX85 Standard Cylinder Specifications
- Model: SI40BX85
- Bore size: 40mm
- Stroke: 85mm (customizable 25-500mm)
- Operating pressure: 0.05-1.0 MPa
- Cushioning type: Adjustable rubber buffer (both ends)
- Mounting style: Basic foot + axial accessory mounting holes
- Port size: M5x0.8 (standard) or NPT1/8 (optional)
- Piston rod material: Hard chrome-plated carbon steel
- Tube material: Anodized aluminum alloy
- Seal type: NBR (Nitrile) seals
- Operating temperature: -20℃ to 80℃
- Ambient humidity: ≤95% RH (non-condensing)
- Weight: 1.45kg ±3% (without accessories)
- Dimensions:
- Length: 191mm (retracted, includes rod)
- Width: 56mm (mounting base width)
- Height: 53mm (body diameter)
- ISO standard: Compliant with ISO 6432
- Optional accessories:
- Magnetic switch: D-A93 or D-C73
- Rod end fittings: EF4-10 series
- Mounting brackets: MB40 series
A high-precision industrial cylinder featuring dual buffering control and anti-rotation rod design. The anodized body provides corrosion resistance in humid environments, while the chrome-plated piston rod ensures smooth linear motion. Designed for 2 million cycle durability under rated pressure. Requires air filtration of 5-40μm with ISO 8573-1:2010 Class 3 standards.
- Automated assembly line positioning systems
- Plastic injection molding machine ejectors
- Textile machinery tension control
- Semiconductor wafer handling robots
- Automotive welding fixture actuation
Installation guidelines:
Lubricate with ISO VG32 hydraulic oil before initial use.
Avoid side load exceeding 30N. For vertical mounting,
use locking nuts on piston rod threads. Allow 15mm
clearance behind rod end for full extension.
| Property | Property Value |
|---|---|
| sku | SI40BX85 |
| 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 | 85mm |
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.