
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC25X270CA is a genuine double acting + cushion round-body mini air cylinder with a Ø25mm bore and 270mm stroke, 1/8" air ports and a stainless-steel barrel and rod for mildly corrosive environments. Its ISO 6432 mounting interface makes it a compact drop-in for standard mini-cylinder fixtures.
Delivering 245.3 N of push force at 0.5 MPa, this double-acting stainless steel round-body mini cylinder tackles heavier duty cycles than smaller bores. The 270 mm stroke operates at speeds from 30 to 800 mm/s. A 1/8 inch port supplies air to the Ø10 mm piston rod, which features an M10x1.25 male thread. The rear CA clevis cover provides a pivot mount for angular movement.
Twin adjustable air cushions let you needle-set the end-of-stroke deceleration to silence impact and protect payloads at high velocity. The stainless barrel and rod resist mild corrosion and washdown environments. Dropping into standard ISO 6432 mini-cylinder brackets, it yields a safe working load of about 147 N, lifting roughly 12.5 kg vertically with a 2:1 margin. Note this SKU lacks a magnet, so it cannot host CMSG, DMSG or EMSG switches.
| Model | Airtac MIC Cushioned Mini Cylinder MIC25X270CA |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 270 mm |
| Acting type | Double acting + cushion |
| Port size | 1/8" |
| Rod thread | M10×1.25 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Cushion | Variable air cushion, both ends |
| Max standard stroke | Up to 500 mm |
Specifications follow the official AirTAC MI/MIC (ISO 6432) datasheet. Barrel & rod: stainless steel (round-body, riveted construction). Thread options: PT (blank) / G.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 245 N | 206 N |
| 0.7 MPa | 344 N | 289 N |
| Max (@1.0 MPa) | 50 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MIC | ISO 6432 round-body mini cylinder (double-acting, variable cushion). |
|---|---|
| 25 | Bore size in mm. |
| ×270 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSG / DMSG / EMSG sensors. |
MI-family variants: MI / MIC (double acting ±cushion), MSI / MTI (single acting push / pull), MID / MICD (double rod ±cushion), MIJ / MICJ (adjustable stroke ±cushion). Back covers CA / U / R / CM. Mounting LB / FA / SDB / TC.
Pivots light cartons at high speed across sorting lanes, using the adjustable cushion to stop the 270 mm stroke softly without jarring the contents.
Drives a mechanical arm to tuck carton flaps, where the 245.3 N push force easily overcomes cardboard resistance and the CA clevis accommodates the arc.
Raises and lowers a friction gate to halt pallets, relying on the stainless build for humid dock environments and the cushion to prevent gate slam.
If 245.3 N is excessive, step down to the MIC20 bore, which provides 157.0 N of push at 0.5 MPa. For heavier payloads requiring more thrust, the MIC32 bore offers 402.2 N. The adjustable air cushion is vital here when driving the 270 mm stroke at high speeds, as it absorbs kinetic energy without bouncing. For vertical loads, remember the cushion only decelerates near the stroke end and provides no holding force on air loss; install an external pilot check valve to prevent drifting.
The CA rear pivot cover suits articulated rod-end loads. Because this specific SKU omits the -S magnet, position sensing is impossible; order an -S variant to enable CMSG, DMSG or EMSG switches. You can also adapt the body using LB foot, FA flange, SDB pivot or TC trunnion hardware.
Quick checklist
This double-acting cylinder pushes 245.3 N and pulls 206.1 N at 0.5 MPa, increasing to 343.4 N push and 288.5 N pull at 0.7 MPa. The theoretical maximum force is 50 kgf at 1.0 MPa. It uses a 1/8 inch air port, a Ø10 mm rod and an M10x1.25 male rod thread.
This SKU lacks a magnet, so CMSG, DMSG or EMSG switches cannot be fitted; order the -S version for sensing. The adjustable air cushion at both ends only decelerates the piston near stroke end to reduce shock. It is not a brake or lock, so the piston will drift on air loss. Use an external rod lock or pilot check valve to hold a load.
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