
The AirTAC Airtac MI25~40 Stainless Steel Mini Cylinder MI25X600SUTC 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 extended 600 mm travel tasks. Because 600 mm exceeds the 500 mm standard stroke ceiling for this bore, it is produced as a made-to-order unit. The riveted stainless barrel and Ø10 mm rod shrug off mild washdown and damp environments better than painted alternatives. A built-in magnet (-S) supports CMSG, DMSG and EMSG position switches, while the U-type 90-degree rear cover and TC trunnion mounting supply versatile pivot options. The 1/8" port drives the 30-800 mm/s speed range, and fixed TPU bumper pads absorb end-of-stroke impacts.
For practical sizing, plan for roughly 147 N of usable work at 0.5 MPa, which equates to lifting about 12.5 kg vertically with a 2:1 safety margin. The Ø25 bore aligns with ISO 6432 mounting dimensions, dropping smoothly into standard mini-cylinder brackets. This combination of a long 600 mm stroke and robust 343.4 N push at 0.7 MPa makes it highly effective for reaching distant workpieces without sacrificing structural integrity.
| Model | Airtac MI25~40 Stainless Steel Mini Cylinder MI25X600SUTC |
|---|---|
| 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 full 600 mm travel to shove heavy cardboard cartons between adjacent conveyor lanes without requiring a multi-stage assembly.
Raises tote bins weighing up to 12.5 kg to an overhead packaging platform, leveraging the 245.3 N push force and TC trunnion pivot.
Actuates a heavy access door in a humid washdown zone, relying on the stainless steel barrel and rod to prevent mild surface corrosion.
When sizing this unit, note that stepping down to a Ø20 bore drops the 0.5 MPa push force to 157 N, whereas a Ø32 bore jumps to 402 N. The 600 mm stroke is non-standard and made-to-order; at this length, side-load forces are amplified, so ensure the TC trunnion and U-type rear cover are perfectly aligned to prevent rod bending. Because the standard TPU bumpers only decelerate the stroke end and do not lock the piston, a pilot-operated check valve or external rod lock is required if the load must hold position during air loss or valve centring. The -S magnet allows seamless integration of CMSG, DMSG or EMSG sensors for end-position confirmation.
Quick checklist
This Ø25 mm bore cylinder uses a 1/8" air port. It generates 245.3 N push and 206.1 N pull at 0.5 MPa, increasing to 343.4 N push and 288.5 N pull at 0.7 MPa. The theoretical maximum force is 50 kgf at 1.0 MPa.
No, the fixed TPU bumper pads only decelerate the piston near the stroke end; they are not an adjustable air cushion and do not function as a brake. If you need to hold a vertical load when air is lost, you must add an external rod lock or pilot check valve. The unit does include a magnet for CMSG/DMSG/EMSG sensors.
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