
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC20X20CM is a genuine double acting + cushion round-body mini air cylinder with a Ø20mm bore and 20mm 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.
High-speed actuation demands precise end-of-stroke control, which the AirTAC MIC20X20CM delivers through a needle-set variable air cushion at both ends. This double-acting, round-body stainless steel mini cylinder provides a push force of 157 N and a pull force of 131.9 N at 0.5 MPa. The stainless barrel and rod resist mild corrosion, making it suitable for washdown environments.
Featuring a 20 mm bore and a 20 mm stroke, this unit uses an M8x1.25 male rod thread and a 1/8" port. It conforms to the ISO 6432 mounting interface for standard mini brackets. The safe working load is about 94 N, capable of lifting roughly 8 kg vertically with a 2:1 margin. This SKU lacks a magnet, so it cannot accept CMSG, DMSG, or EMSG sensors; the -S variant is required for position sensing.
| Model | Airtac MIC Cushioned Mini Cylinder MIC20X20CM |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 20 mm |
| Acting type | Double acting + cushion |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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 | Variable air cushion, both ends |
| 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 | 157 N | 132 N |
| 0.7 MPa | 220 N | 185 N |
| Max (@1.0 MPa) | 32 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MIC | ISO 6432 round-body mini cylinder (double-acting, variable cushion). |
|---|---|
| 20 | Bore size in mm. |
| ×20 | 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 131.9 N pull force at 0.5 MPa to extract small plastic parts from molds, relying on the adjustable cushion to prevent impact damage on the 20 mm return stroke.
Pushes lightweight cartons on a conveyor with a safe working load of 94 N, using the needle valve to softly stop the diverter arm at high cycle rates.
Folds cardboard flaps at speed where the 8 kg vertical lift capacity is sufficient, with the stainless build resisting occasional washdown spray.
When sizing this 157 N push force class, stepping down drops you into the MI16 bumper-only series, which lacks adjustable cushions. Stepping up to the MIC25 yields 245.3 N of push force at 0.5 MPa. Choose this adjustable-cushion model when operating at high speeds or moving masses that would otherwise slam into the end caps. Note that the air cushion only decelerates the piston near stroke end; it does not function as a brake or lock.
If your application requires the load to be held in place during air loss or valve centering, the piston will drift, so you must add an external rod lock or a pilot-operated check valve. The CM round rear cover provides specific port and mounting orientation. Mounting options include LB foot, FA flange, SDB pivot-block, and TC trunnion brackets.
Quick checklist
This double-acting cylinder features a 1/8" port and an M8x1.25 male rod thread. It generates a push force of 157 N and a pull force of 131.9 N at 0.5 MPa. At 0.7 MPa, the push force is 219.8 N and the pull force is 184.7 N. The theoretical maximum force is 32 kgf at 1.0 MPa.
No, this specific SKU does not include a magnet and cannot accept CMSG, DMSG, or EMSG switches. You must select the -S variant to enable magnetic sensing. The variable air cushion at both ends only serves to decelerate the load near stroke end and does not lock or hold the piston.
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