Airtac SI80 Standard Air Cylinder SI80X135S
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 SI80X135S Standard Cylinder Technical Specifications
- Model: SI80X135S
- Type: ISO 6432 standard double-acting pneumatic cylinder
- Bore size: 80 mm (3.15")
- Stroke: 135 mm (5.31") ±0.5mm tolerance
- Operating pressure: 0.05–1.0 MPa (7-145 psi)
- Piston speed: 50–800 mm/s (with cushioning)
- Cushioning type: Adjustable elastic buffer
- Port size: G3/8 (NPT1/4 optional)
- Rod end thread: M20×1.5 (external)
- Material:
- Tube: Aluminum alloy AL6063-T5 with hard anodizing
- Piston rod: Chrome-plated 45# steel
- Seals: NBR (standard), optional FKM for high temp
- Temperature range: -20℃ to 80℃ (-4°F to 176°F)
- Weight: 5.2 kg (11.46 lbs) ±3%
- Dimensions:
- Extended length: 335 mm (13.19")
- Retracted length: 200 mm (7.87")
- Body diameter: 80 mm (3.15")
- Mounting center distance: 60 mm (2.36")
- Protection rating: IP65 (rod extension area)
- Theoretical thrust:
- At 0.63MPa: 3167N (extend), 2805N (retract)
- At 1.0MPa: 5026N (extend), 4453N (retract)
High-precision industrial cylinder featuring wear-resistant chromium plating and precision honed tube. The SI80X135S combines high moment resistance (up to 68N·m lateral load) with smooth operation, achieved through optimized air flow channels and multi-layered sealing system. Requires 40μm filtered air with ISO 8573-1:2010 Class 4.3.4 air quality.
- Automated press-fit systems in automotive assembly
- Heavy-duty clamping fixtures for CNC machining centers
- Vertical lifting mechanisms in warehouse automation
- Plastic injection molding machine ejectors
- Steel coil handling equipment
Installation recommendations:1. Maintain 0.5-1mm alignment tolerance during mounting
2. Apply ISO VG32 hydraulic oil for lubrication (non-lube version available)
3. For vertical mounting, install air vent valve at upper port
4. Allow 15% stroke margin for cushioning effectiveness
| Property | Property Value |
|---|---|
| sku | SI80X135S |
| 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 | Medium Carbon Steel |
| Magnet | S-Magnetic |
| Bore Diameter | 80 mm |
| Stroke | 135mm |
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.