
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC25X230SU is a genuine double acting + cushion round-body mini air cylinder with a Ø25mm bore and 230mm 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 handles demanding actuation with precision. The 25 mm bore uses a 1/8 inch port and an M10x1.25 male rod thread. Tuning the needle valve on the adjustable air cushion at both ends lets you dial in end-of-stroke deceleration, effectively soaking up shock and cutting noise during high-speed cycles. The rugged riveted stainless barrel and rod resist mild corrosion and washdown environments.
With a 230 mm stroke, this unit yields a safe working load of roughly 147 N and lifts about 12.5 kg vertically with a 2:1 margin. Because it carries the -S suffix, a built-in piston magnet enables position sensing with CMSG, DMSG, or EMSG switches. The U-style back cover provides a 90-degree mounting orientation. It conforms to the ISO 6432 mounting interface, dropping directly into standard mini-cylinder brackets and clevises.
| Model | Airtac MIC Cushioned Mini Cylinder MIC25X230SU |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 230 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. |
| ×230 | 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.
Uses the 245 N thrust to push cartons at 800 mm/s while the adjustable air cushion prevents harsh slams at the 230 mm stroke end.
Stainless steel round-body construction survives mild washdowns while providing 206 N of pull force to secure film wraps.
Lifts about 12.5 kg of boxed goods through the 230 mm stroke, relying on the CMSG sensor to confirm the raised position.
When sizing this 25 mm bore, stepping down to the MIC20 drops the 0.5 MPa push force to 157 N, while moving up to the MIC32 increases it to 402 N. Choose this 25 mm variant when your application requires that specific 245 N thrust band at high travel speeds, where the dual adjustable air cushions are essential to prevent payload damage. If your machine loses air, this cylinder will not hold its load—the piston drifts, as the cushion only decelerates near the stroke end and acts as no brake. For suspended loads, specify an external rod lock or pilot check valve.
Mounting flexibility is extensive: pair the U back cover with LB foot, FA flange, SDB pivot, or TC trunnion hardware. Position feedback requires the -S magnet already integrated here; a standard SKU without the S suffix cannot accept CMSG, DMSG, or EMSG sensors.
Quick checklist
This 25 mm bore cylinder features a 1/8 inch port and generates 245.3 N push / 206.1 N pull at 0.5 MPa, and 343.4 N push / 288.5 N pull at 0.7 MPa. The theoretical maximum force is 50 kgf at 1.0 MPa.
No. The adjustable air cushion only decelerates the piston near the stroke end to reduce shock; it is not a brake or lock. The cylinder will drift on air loss. For vertical loads, use an external rod lock or pilot check valve.
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