
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC25X450CM is a genuine double acting + cushion round-body mini air cylinder with a Ø25mm bore and 450mm 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 a 450 mm stroke with precision. The CM round rear cover provides a clean back-end profile for compact assemblies. A 1/8" port feeds the Ø10 mm piston rod, and the male M10x1.25 thread makes load mounting straightforward.
Twin adjustable air cushions distinguish this unit from fixed-bumper mini cylinders, letting you dial in needle valves to absorb high-speed end-of-stroke shock. The rolled stainless barrel and rod shrug off mild washdown corrosion. It yields a safe working load of roughly 147 N, lifting about 12.5 kg vertically with a 2:1 safety margin. Note this SKU lacks a magnet, so it cannot host CMSG, DMSG or EMSG sensors without switching to the -S variant.
| Model | Airtac MIC Cushioned Mini Cylinder MIC25X450CM |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 450 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. |
| ×450 | 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 245.3 N push force to deflect medium-weight cartons on a sorting line, relying on the dual air cushions to halt the 450 mm stroke quietly at high speed.
Lifts light access gates weighing up to 12.5 kg with a 2:1 safety factor, where the stainless build resists humid dock environments.
Drives a 450 mm tooling slide to seat components, using the CM rear cover for tidy mounting while the needle cushions soften the return impact.
If your drive needs less force, the MIC20X50 class supplies 157 N push at 0.5 MPa, while stepping up to the MIC32 bore yields 402 N for heavier payloads. Choose this Ø25 bore when moving moderate masses over long distances at high cycling speeds where the adjustable end cushions are essential to prevent impact damage. The cushions only decelerate the load near the stroke ends; they do not act as a brake. To prevent drift on air loss, install an external rod lock or pilot check valve. It uses standard ISO 6432 mounting dimensions for easy bracket swaps, and you must select the -S magnet version if position sensing is required.
Quick checklist
This double-acting cylinder uses a 1/8" air port and a Ø10 mm rod. It generates 245.3 N push and 206.1 N pull at 0.5 MPa, 343.4 N push and 288.5 N pull at 0.7 MPa, with a theoretical maximum of 50 kgf at 1.0 MPa.
No, this specific SKU lacks a piston magnet and cannot accept CMSG, DMSG or EMSG switches; you need the -S variant for sensing. The adjustable air cushions at both ends only serve to decelerate the load near stroke end and do not lock the rod.
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