
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI16X70SCA is a genuine double acting round-body mini air cylinder with a Ø16mm bore and 70mm 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 reliability. The riveted barrel and rod resist mild corrosion, making it superior to painted alternatives in damp environments. Equipped with a 1/8" port and a 70 mm stroke, it integrates seamlessly into existing setups.
This model includes a built-in piston magnet for CMSG, DMSG, or EMSG switches. Plan for a safe working load of about 60 N rather than the absolute maximum. The fixed TPU bumper pads decelerate the stroke end without adjustable cushioning, and the CA rear pivot cover supports clevis mounting.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI16X70SCA |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 70 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. |
| ×70 | 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 light cardboard cartons on a packaging line using its 70 mm stroke and 100.5 N push force.
Shifts a yarn guide arm precisely in humid textile facilities where the stainless build prevents rust.
Ejects plastic moulded parts from a press, relying on the fixed TPU bumpers to soften the impact.
When sizing this 16 mm bore, compare it against the 12 mm bore (56.5 N push @0.5 MPa) for lighter tasks, or step up to the 20 mm bore (157.0 N push @0.5 MPa) if you need more power. The 70 mm stroke is well within the 500 mm maximum, keeping rod bending stress low. Because this is a double-acting cylinder, the piston will drift if air pressure is lost; use an external rod lock or pilot check valve for strict load holding. The CA back cover provides a pivot point, and the included magnet enables position sensing.
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 size is 1/8".
No, the piston drifts on air loss; the TPU bumpers only decelerate the stroke end, so use a pilot check valve for holding. It uses a CA pivot/clevis back cover and includes a magnet for CMSG/DMSG/EMSG sensors.
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