Airtac SI40 Standard Cylinder SI40X640S
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 SI40X640S Standard Cylinder Specifications
- Model: SI40X640S
- Bore size: 40 mm
- Stroke: 640 mm
- Operating pressure: 0.05–1.0 MPa
- Cushion type: Adjustable pneumatic cushion (both ends)
- Mounting style: Basic type (MF1) with axial mounting holes
- Port size: M5x0.8 (G1/8 optional)
- Piston rod thread: M12x1.25
- Ambient temperature: -20℃ to 80℃
- Piston speed: 50–800 mm/s
- Material:
- Cylinder tube: Aluminum alloy (hard anodized)
- Piston rod: Stainless steel (SUS304)
- Seals: NBR (standard), optional FKM
- Weight: 5.2 kg (with standard accessories)
- Dimensions:
- Total length: 742 mm (stroke + cylinder ends)
- Body diameter: 58 mm (max outer dimension)
- Mounting hole spacing: 32 mm (vertical) × 18 mm (horizontal)
A heavy-duty ISO 6432 compliant cylinder featuring exceptional load capacity (max 785N at 0.63MPa) and precision linear motion. The double-acting design with magnetic piston enables position feedback integration. Optimized for high-cycle applications with hardened guide rings preventing metal-to-metal contact.
- Automated assembly line part positioning
- Packaging machinery clamp activation
- Die-casting machine ejection systems
- Textile machinery tension control
- Automotive welding fixture actuation
Installation note:
Use precision alignment tools during mounting to prevent rod bending. Lubricate through air port with ISO VG32 turbine oil before initial operation. For vertical mounting exceeding 45° angle, install external guide mechanisms.
- Cycle life: 5,000 km travel distance under standard conditions
- Re-lubrication interval: Every 6 months or 1,000 operating hours
- Rod protection: Install bellows cover in dusty environments
| Property | Property Value |
|---|---|
| sku | SI40X640S |
| 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 | 640mm |
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.