
The AirTAC Airtac MI8~12 Stainless Steel Mini Cylinder MI10X45SU is a genuine double acting round-body mini air cylinder with a Ø10mm bore and 45mm 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 39.3 N of push force at 0.5 MPa, this double-acting stainless-steel mini cylinder handles compact actuation with ease. The Ø10 mm bore features an M5×0.8 port and an M4×0.7 male rod thread, driving a 45 mm stroke. Its round-body riveted construction uses a stainless barrel and rod to resist mild corrosion, giving it a real edge over painted alternatives in damp or washdown environments. Built-in fixed TPU bumper pads absorb the impact at stroke extremes, decelerating the piston smoothly.
Because it conforms to ISO 6432 mounting dimensions, this unit drops directly into standard mini-cylinder brackets and clevises for straightforward spares replacement. The integrated piston magnet (-S) supports CMSG, DMSG and EMSG switches for position sensing. Plan for a safe working load of roughly 24 N, or lifting about 2 kg vertically with a 2:1 safety margin, rather than relying on the maximum theoretical rating.
| Model | Airtac MI8~12 Stainless Steel Mini Cylinder MI10X45SU |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø10 mm |
| Stroke | 45 mm |
| Acting type | Double acting |
| Port size | M5×0.8 |
| Rod thread | M4×0.7 |
| 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 200 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 | 39 N | 33 N |
| 0.7 MPa | 55 N | 46 N |
| Max (@1.0 MPa) | 8 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). |
|---|---|
| 10 | Bore size in mm. |
| ×45 | 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.
Applies precise 39.3 N at 0.5 MPa to probe PCBs and verify connector pin continuity without damaging delicate surface-mounted parts.
Uses the 45 mm stroke and 90-degree U cover to tuck carton flaps on compact packaging lines where stainless construction resists washdown.
Pushes small moulded plastic parts out of machining fixtures, safely lifting components weighing up to 2 kg with a 2:1 safety margin.
When sizing this 10 mm bore, compare it against the neighbouring 8 mm bore (offering 25.1 N push at 0.5 MPa) and the larger 12 mm bore (providing 56.5 N push) to match your exact force requirements. The U-style back cover provides a 90-degree port orientation, which helps route tubing neatly in tight machinery. If your mechanism must hold a vertical load when air pressure drops or the valve is centred, note that the piston will drift; the bumper pads only soften the end of stroke and do not act as a brake. For secure load holding, fit an external rod lock or a pilot-operated check valve.
Quick checklist
This double-acting cylinder has an M5×0.8 port and generates 39.3 N push / 33 N pull at 0.5 MPa, 55 N push / 46.1 N pull at 0.7 MPa, with a theoretical maximum of 8 kgf at 1.0 MPa.
Yes, the -S suffix denotes a built-in magnet compatible with CMSG, DMSG and EMSG switches. The U back cover provides a 90-degree mounting and port orientation, and the body uses standard ISO 6432 mounting dimensions.
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