Airtac SI50 Standard Cylinder SI50X1250
2. Piston features a durable Y-type axial seal with self-compensating function, providing extended service life and low friction resistance
3. Aluminum tube with crisscross reinforcement design and anodized tie rods for enhanced corrosion resistance
4. Adjustable cushioning for smooth operation
5. Multiple configurations available with comprehensive cylinder variants and mounting accessories for flexible system integration
Category: Standard Cylinders | Brand: AirTAC | Series: SI50
AirTAC SI50X1250 Standard Cylinder Technical Specifications
- Model: SI50X1250
- Type: Double-acting pneumatic cylinder (ISO 15552 compliant)
- Bore size: Ø50 mm
- Stroke: 1250 mm
- Operating pressure: 0.05-0.9 MPa
- Cushioning: Adjustable air cushion (both ends)
- Piston speed: 50-800 mm/s (lubricated)
- Ambient temperature: -20℃ to +80℃
- Port thread: G3/8 (NPT optional)
- Material:
- Tube: Aluminum alloy (hard anodized)
- Piston rod: Chrome-plated steel (Cr-Mo)
- Seals: NBR (standard), optional FKM/Viton
- Weight: ~12.5 kg (without accessories)
- Dimensions:
- Total length: ~1450 mm (stroke + 200mm end structures)
- Body diameter: Ø50 mm
- Mounting flange: 60×60 mm square pattern
- Rod end thread: M20×1.5 (male)
- Protection class: IP65 (rod extension area)
- ISO standard mounting: Compatible with ISO 15552 front flange, foot, and rear pivot mounts
The SI50X1250 long-stroke cylinder combines high thrust capacity (theoretical 1767N @0.7MPa) with precision linear motion. Features triple sealing system with wiper, seal, and buffer rings for industrial durability. Optional magnetic piston version (SI50X1250-M9) available for position sensing. Requires filtered air (5-50μm) with <40℃ dew point.
- Automated foundry equipment for mold ejection
- Paper roll handling systems in printing facilities
- Vertical lifting mechanisms in automotive assembly
- Large-format CNC woodworking machines
- Solar panel production line positioning
Installation guidelines:
For horizontal installations exceeding 800mm stroke, support the cylinder at mid-span using
AIRTAC's SMB series saddle brackets. Maintain 0.5mm minimum alignment tolerance between rod and load connection.
| Property | Property Value |
|---|---|
| sku | SI50X1250 |
| 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 | Non-magnetic |
| Bore Diameter | <50mm> |
| Stroke | 1250 mm |
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.