
The AirTAC Airtac MI8~12 Stainless Steel Mini Cylinder MI12X75SCA is a genuine double acting round-body mini air cylinder with a Ø12mm bore and 75mm 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 round-body mini cylinder handles compact automation tasks with ease. The Ø12 mm bore operates on an M5x0.8 port and integrates a built-in piston magnet for CMSG, DMSG or EMSG reed and electronic switches. Its riveted stainless barrel and rod resist mild corrosion, making it superior to painted alternatives in damp environments.
Because the 56.5 N rating is theoretical, plan for a real safe working load of about 34 N. In vertical lifting scenarios, this translates to safely raising roughly 2.9 kg when allowing for a 2:1 safety margin. The CA rear pivot cover provides a clevis mount for angular articulation, while fixed TPU bumper pads absorb end-of-stroke impacts.
| Model | Airtac MI8~12 Stainless Steel Mini Cylinder MI12X75SCA |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø12 mm |
| Stroke | 75 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. |
| ×75 | 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.
Actuates lightweight sorting flaps on conveyor lines using its 56.5 N push force and CA clevis for smooth angular sweep.
Maintains precise positioning on vertical packaging equipment, safely lifting components up to 2.9 kg during the cycling process.
Ejects processed vials from testing carousels where the stainless steel construction prevents corrosion in humid laboratory settings.
When sizing this actuator, compare its 56.5 N push force at 0.5 MPa against the smaller Ø8 bore, which provides 25.1 N, or step up to the Ø16 bore offering 100.5 N if your payload requires more authority. The 75 mm stroke is well within the 250 mm maximum standard stroke for this bore, keeping the unit as a readily available stock item. The CA pivot clevis back cover suits articulated mechanisms, and the integrated magnet allows direct sensor mounting.
Keep in mind that venting the air supply or centering the control valve will cause the piston to drift, as the TPU bumpers only decelerate the stroke end and do not function as a braking lock. To suspend a load securely mid-stroke, incorporate an external pilot-operated check valve or a dedicated rod lock.
Quick checklist
This double-acting cylinder uses an M5x0.8 air port. It generates a push force of 56.5 N and a pull force of 42.4 N at 0.5 MPa. At 0.7 MPa, the push is 79.1 N and the pull is 59.4 N. The theoretical maximum force is 11.5 kgf at 1.0 MPa.
Yes, the Ø12 mm bore conforms to ISO 6432 mounting interface dimensions, so it drops directly into standard mini-cylinder brackets. The -S suffix indicates a built-in piston magnet, allowing you to mount CMSG, DMSG or EMSG switches for end-of-stroke detection.
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