
The AirTAC Airtac MI8~12 Stainless Steel Mini Cylinder MI12X105SCA is a genuine double acting round-body mini air cylinder with a Ø12mm bore and 105mm stroke, M5×0.8 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.
Generating 56.5 N of push force at 0.5 MPa, this double-acting stainless-steel mini cylinder handles compact automation tasks with ease. The Ø12 mm bore features an M5x0.8 port and a 105 mm stroke, fitting neatly into tight machinery. Its stainless barrel and piston rod resist mild corrosion, outperforming painted alternatives in damp environments. Riveted round-body construction keeps the unit light, while fixed TPU bumper pads absorb impact at stroke ends.
This model includes a built-in piston magnet for CMSG, DMSG or EMSG switches, and a CA pivot clevis for articulated mounting. The ISO 6432 mounting interface ensures compatibility with standard mini-cylinder brackets. For practical use, plan for a safe working load of roughly 34 N, which equates to lifting about 2.9 kg vertically with a 2:1 safety margin.
| Model | Airtac MI8~12 Stainless Steel Mini Cylinder MI12X105SCA |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø12 mm |
| Stroke | 105 mm |
| Acting type | Double acting |
| Port size | M5×0.8 |
| Rod thread | M6×1.0 |
| 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 | Fixed TPU bumper pads |
| Max standard stroke | Up to 250 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 | 57 N | 42 N |
| 0.7 MPa | 79 N | 59 N |
| Max (@1.0 MPa) | 12 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MI | ISO 6432 round-body mini cylinder (double-acting). |
|---|---|
| 12 | Bore size in mm. |
| ×105 | 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.
Pushes small PCBs or connectors along a conveyor with 56.5 N of force, relying on the CA clevis to handle slight angular misalignment.
Folds light cardboard flaps on a packaging line where the stainless body withstands occasional washdowns and the 105 mm stroke clears the box path.
Actuates a diverter gate for test tubes, lifting up to 2.9 kg safely while using the integrated magnet for precise end-of-stroke confirmation.
When sizing this Ø12 mm bore, stepping down to an Ø8 mm bore yields 25.1 N of push force at 0.5 MPa, whereas stepping up to a Ø16 mm bore provides 100.5 N. The 105 mm stroke is well within the 250 mm maximum standard stroke limit, keeping the unit readily available without special ordering. The CA rear clevis accommodates pivoting loads, but remember that a standard cylinder drifts if air pressure drops; use a pilot-operated check valve to hold a suspended load. Because the -S suffix is present, you can directly mount CMSG, DMSG or EMSG sensors for position detection.
Quick checklist
At 0.5 MPa, the push force is 56.5 N and the pull force is 42.4 N. At 0.7 MPa, push is 79.1 N and pull is 59.4 N. The theoretical maximum force is 11.5 kgf at 1.0 MPa. The air port size is M5x0.8.
No, the piston will drift if air is lost or the valve is centered. The fixed TPU bumper pads only decelerate the stroke end and do not act as a brake. To maintain a vertical position, install an external rod lock or a pilot-operated check valve.
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