Airtac SI80 Standard Air Cylinder SI80AX280S
2. V-ring guided Y-shaped piston seal with buffering capability, extended service life, and low friction characteristics;
3. Aluminum alloy tube with cruciform reinforcement & anti-corrosion treated tie rods for superior durability;
4. Adjustable cushioning system for smooth piston deceleration;
5. Multiple specifications and mounting accessories available for flexible configuration options.
Category: Standard Cylinders | Brand: AIRTAC | Series: SI80
AirTAC SI80AX280S Standard Cylinder Specifications
- Model: SI80AX280S
- Type: ISO 6432 standard cylinder (single-acting spring return)
- Bore diameter: 80 mm
- Stroke: 280 mm (±0.5mm tolerance)
- Operating pressure: 0.05–1.0 MPa
- Cushioning type: Adjustable pneumatic cushion (both ends)
- Mounting style: Basic type (MF1) with foot mounting capability
- Port size: G1/4 (BSPP thread)
- Piston rod thread: M20×1.5 (external)
- Ambient temperature: -20℃ to 80℃
- Piston speed: 50–800 mm/s
- Material: Aluminum alloy barrel, hardened steel rod
- Seal material: NBR/PU combination
- Weight: 2.45 kg (without accessories)
- Dimensions: 380mm(L) × 80mm(W) × 80mm(H) (at mid-stroke position)
- Protection rating: IP65 (standard wiper seal)
- Lubrication: Pre-lubricated (Grease-free operation possible)
High-force industrial cylinder with chromium-plated piston rod and precision honed tube. Features dual anti-rotation design and multi-position mounting flexibility. The buffering system reduces end-impact noise to below 75dB. Optional magnetic piston version (SI80AX280S-M9) available for position sensing.
- Press machine ejection systems
- Automated welding fixture clamping
- Packaging line gate actuation
- Plastic injection molding machine core pulls
- Conveyor divert arm operation
Installation note:
Allow minimum 3mm thermal expansion clearance when mounting in high-cycle applications.
Use locknuts with 1.2× thread engagement depth for optimal rod-end loading.
Lubricate through air port using ISO VG32 turbine oil if operated in dry conditions.
| Property | Property Value |
|---|---|
| sku | SI80AX280S |
| 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 | PT3/8 |
| Piston Rod Material | SUS420J2 |
| Magnet | S-Magnetic |
| Bore Diameter | 80 mm |
| Stroke | 280mm |
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.