
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI16X25CM is a genuine double acting round-body mini air cylinder with a Ø16mm bore and 25mm 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 100.5 N of push force at 0.5 MPa, this double-acting stainless-steel round-body mini cylinder handles compact automation tasks with ease. The 16 mm bore uses a 1/8" port and a 6 mm piston rod, while the rear CM round end provides a clean, versatile mounting orientation for tight spaces.
Its stainless barrel and rod resist mild corrosion and washdowns better than painted alternatives. The fixed TPU bumper pads absorb stroke-end impact without adjustable cushioning. Plan for around 60 N of real work at 0.5 MPa, which means it lifts about 5.1 kg vertically with a 2:1 safety margin.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI16X25CM |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 25 mm |
| Acting type | Double acting |
| Port size | 1/8" |
| 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 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 | 101 N | 86 N |
| 0.7 MPa | 141 N | 121 N |
| Max (@1.0 MPa) | 21 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). |
|---|---|
| 16 | Bore size in mm. |
| ×25 | 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 moulded parts out of a machining fixture using a short 25 mm stroke and 100.5 N of thrust at 0.5 MPa.
Actuates a lightweight routing flap on a packaging line, where the stainless build shrugs off occasional washdown spray.
Secures small electronic housings during an ultrasonic welding cycle, applying roughly 60 N of safe working force.
When sizing this 25 mm stroke actuator, the 10 mm bore offers 39.3 N push at 0.5 MPa, while the 20 mm bore provides 157.0 N if you need more power. Because this specific SKU lacks the -S magnet, it cannot accept CMSG, DMSG or EMSG sensors; you must specify the -S variant for position detection. Mounting options include LB foot, FA flange, SDB pivot, and TC trunnion brackets.
The fixed bumpers only decelerate the stroke end and do not function as a brake. If air pressure drops, the piston will drift, so add an external rod lock or pilot check valve to hold a suspended load securely.
Quick checklist
At 0.5 MPa it provides 100.5 N push and 86.4 N pull. At 0.7 MPa it provides 140.7 N push and 120.9 N pull. The theoretical maximum force is 20.5 kgf at 1.0 MPa. The air port is 1/8".
No, this specific SKU does not include a magnet. You must purchase the -S variant to use CMSG, DMSG, or EMSG switches. Additionally, the fixed TPU bumper pads only decelerate the stroke end and do not act as an adjustable air cushion.
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