
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC32X20SU is a genuine double acting + cushion round-body mini air cylinder with a Ø32mm bore and 20mm stroke, 1/8" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Delivering 402.2 N of push force at 0.5 MPa, this double-acting round-body mini cylinder handles substantial work in a compact footprint. The MIC32X20SU features a stainless-steel barrel and rod that resist mild corrosion and washdown environments. A 1/8" port feeds the bore, while the U-style back cover provides a 90-degree mounting orientation for tight machinery layouts.
Unlike basic bumper models, this unit integrates an adjustable air cushion at both ends. You can tune the needle valve to decelerate heavy loads smoothly at high speeds, protecting your equipment from end-of-stroke shock. With a safe working load of roughly 241 N, it lifts about 20.5 kg vertically with a 2:1 safety margin. The built-in -S magnet supports CMSG, DMSG, and EMSG position sensing.
| Model | Airtac MIC Cushioned Mini Cylinder MIC32X20SU |
|---|---|
| Series | MIC mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 20 mm |
| Acting type | Double acting + cushion |
| 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 | 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. Note: the Ø32 bore is a larger, non-ISO-6432 size.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 402 N | 346 N |
| 0.7 MPa | 563 N | 484 N |
| Max (@1.0 MPa) | 82 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MIC | round-body mini cylinder (double-acting, variable cushion). |
|---|---|
| 32 | 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 402.2 N thrust to push heavy cartons off a belt at high speed, relying on the tuned air cushion to stop the 20 mm stroke without harsh impact.
Holds an aluminum housing steady during a riveting operation, where the stainless build resists cutting fluid splash and the U cover fits the tight 90-degree frame.
Presses a small bearing into a housing using the 241 N safe working load, while the CMSG sensor confirms the exact 20 mm end position for the controller.
When sizing this 32 mm bore, stepping down to an MIC25X50 yields 245.3 N push at 0.5 MPa, whereas stepping up to an MIC40X50 provides 628.3 N. Choose this 32 mm option when your application demands that middle-ground force. The adjustable air cushion proves essential if you operate near the 800 mm/s maximum speed or move heavy masses, as it prevents harsh impacts. Remember that the cushion only decelerates the piston near stroke end; it does not function as a brake. To hold a load securely during air loss, install an external rod lock or pilot-operated check valve. You can mount the cylinder using LB foot, FA flange, SDB pivot, or TC trunnion hardware alongside the U back cover.
Quick checklist
This 32 mm bore cylinder features a 1/8" port and an M10x1.25 male rod thread. It generates 402.2 N push and 345.6 N pull at 0.5 MPa, 563 N push and 483.8 N pull at 0.7 MPa, with a theoretical maximum force of 82 kgf at 1.0 MPa.
It has a variable air cushion at both ends; you turn a needle valve to decelerate the load near stroke end, reducing shock. It is not a locking brake. Because this SKU includes the -S magnet, you can directly mount CMSG, DMSG, or EMSG electronic or reed switches for position detection.
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