
The AirTAC Airtac MI25~40 Stainless Steel Mini Cylinder MI25X600CA is a genuine double acting round-body mini air cylinder with a Ø25mm bore and 600mm 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 substantial work within a compact footprint. The 25 mm bore uses a 1/8" port and an M10x1.25 male rod thread. Because the 600 mm stroke exceeds the 500 mm standard maximum for this bore, this specific SKU is manufactured as a non-standard, made-to-order unit. The CA rear cover provides a pivot clevis for articulated mounting.
The stainless-steel barrel and rod resist mild corrosion, making it superior to painted alternatives in damp or washdown settings. Its ISO 6432 mounting dimensions allow it to drop directly into standard mini-cylinder brackets. Plan for roughly 147 N of actual work at 0.5 MPa, which means it can vertically lift about 12.5 kg with a 2:1 safety margin. Fixed TPU bumper pads absorb stroke-end impact, though they do not act as an adjustable cushion.
| Model | Airtac MI25~40 Stainless Steel Mini Cylinder MI25X600CA |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 600 mm |
| Acting type | Double acting |
| 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 | Fixed TPU bumper pads |
| 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.
| MI | ISO 6432 round-body mini cylinder (double-acting). |
|---|---|
| 25 | Bore size in mm. |
| ×600 | 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 extended 600 mm stroke to push heavy cartons across a wide packaging conveyor, utilising the 245.3 N thrust at 0.5 MPa.
Employs the CA rear clevis to pivot a loading gate on a washdown line, where the stainless build prevents mild corrosion.
Maintains fabric tension during long weaving cycles, relying on fixed TPU pads to soften the rapid reciprocating impacts.
When sizing this actuator, the adjacent Ø20 bore provides 157.0 N of push at 0.5 MPa, while the larger non-ISO Ø32 bore offers 402.2 N, giving you clear scaling options if the 245.3 N output is marginal. Without the -S suffix, this SKU lacks a magnet and cannot host CMSG, DMSG or EMSG sensors; you would need the -S variant for position detection. The CA pivot cover pairs well with FA flange, LB foot or TC trunnion brackets.
At a 600 mm extension, the Ø10 rod is highly susceptible to side-loading and bending forces, so precise guidance and load alignment are critical to prevent premature seal wear. Furthermore, venting the air or centering the valve will cause the piston to drift, as the TPU bumpers only decelerate the end of stroke and do not function as a locking brake. To suspend a load safely mid-stroke, incorporate an external rod lock or a pilot-operated check valve into your circuit.
Quick checklist
This 25 mm bore cylinder features a 1/8" port and an M10x1.25 rod thread. 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 the -S suffix, meaning it has no internal magnet and cannot support CMSG, DMSG or EMSG switches. You must select the -S variant for sensing capabilities. It conforms to ISO 6432 mounting dimensions and uses fixed TPU bumper pads rather than an adjustable air cushion.
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