Airtac SI40 Standard Cylinder SI40X835S
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 SI40X835S Standard Cylinder Specifications
- Model: SI40X835S
- Bore size: 40 mm
- Stroke: 835 mm (customizable up to 1,000 mm)
- Operating pressure: 0.05–1.0 MPa
- Cushioning type: Adjustable air cushion (both ends)
- Mounting style: Basic type (MF1) with optional foot/mid/trunnion mounts
- Rod end: Female thread M12×1.25 (standard), customizable clevis
- Operating medium: Dry air, lubricated air (ISO VG32 recommended)
- Ambient temperature: -20℃ to 80℃ (NBR seals)
- Piston material: Extruded aluminum alloy with hard anodizing
- Rod material: Chrome-plated steel rod (S45C)
- Weight: 3.8 kg (with full stroke)
- Dimensions (retracted): 940mm(L) × 50mm(W) × 50mm(H)
- Port size: Rc1/8 (G1/8 optional)
- ISO standard: 6432 compliant
- Max speed: 500–800 mm/s (cushioned)
High-precision long-stroke cylinder with dual adjustable cushions, designed for heavy-duty industrial applications requiring smooth linear motion. Features wear-resistant chromium plating on piston rod and corrosion-resistant aluminum alloy construction. Optional magnetic piston version (SI40X835S-M9) available for position sensing.
- Automated material handling systems
- Press machine ejection mechanisms
- Packaging line pusher assemblies
- Automotive welding fixture positioning
- Plastic injection molding machine core pulls
Installation recommendation:
Use precision alignment tools during mounting to prevent side load.
For strokes over 500mm, support rods or guided units are mandatory
to prevent bending. Lubricate through air supply (ISO VG32 oil mist)
at 1 drop/m³ for optimal seal life.
| Property | Property Value |
|---|---|
| sku | SI40X835S |
| 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 | S-Magnetic |
| Bore Diameter | <40mm> |
| Stroke | 835mm |
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.