
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC32X12SU is a genuine double acting + cushion round-body mini air cylinder with a Ø32mm bore and 12mm stroke, 1/8" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
The AirTAC MIC32X12SU is a double-acting, round-body mini cylinder built for controlled high-speed motion. Its defining feature is the adjustable air cushion at both ends - a needle-set deceleration that absorbs end-of-stroke shock, protecting the load and reducing noise compared to a bumper-style mini. The stainless-steel barrel and rod offer mild corrosion resistance, making it a practical choice for washdown or humid environments.
With a 32 mm bore, this model delivers a push force of 402.2 N and a pull force of 345.6 N at 0.5 MPa. That translates to a safe working load of roughly 241 N, or a vertical lift of about 20.5 kg with a 2:1 safety margin. The 1/8" port and M10x1.25 rod thread are standard for this size, and the built-in -S magnet enables position sensing with CMSG, DMSG, or EMSG switches.
| Model | Airtac MIC Cushioned Mini Cylinder MIC32X12SU |
|---|---|
| Series | MIC mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 12 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. |
| ×12 | 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.
The 402.2 N push force at 0.5 MPa handles parts up to ~20 kg in a vertical lift. The adjustable cushion prevents jarring stops, protecting delicate components during rapid transfer cycles.
Use this cylinder to gently stop or divert cartons on a conveyor. The needle-set cushion absorbs the kinetic energy of moving packages, reducing noise and preventing damage at line speeds up to 800 mm/s.
Ideal for clamping workpieces in a jig where a firm but controlled push is needed. The 345.6 N pull force at 0.5 MPa is useful for retracting pins or locating devices with a smooth, cushioned return.
When sizing, consider the next steps in the MIC range. The MIC25X100 offers a push force of 245.3 N at 0.5 MPa - a lighter option if your application needs less force. If you need more power, the MIC40 series steps up to 628.3 N push at 0.5 MPa. The adjustable cushion on this MIC32X12SU is particularly valuable when you're moving heavier loads at higher speeds, as it lets you tune the deceleration to prevent hard impacts.
Remember, this cylinder does not hold its position on air loss - the piston will drift. For a held load, plan for an external rod lock or a pilot-operated check valve. The U back cover provides a 90-degree port orientation for flexible mounting, and the -S magnet allows sensor feedback for cycle confirmation.
Quick checklist
At 0.5 MPa, the push force is 402.2 N and the pull force is 345.6 N. At 0.7 MPa, push is 563 N and pull is 483.8 N. The theoretical maximum force is 82 kgf at 1.0 MPa. The operating pressure range is 0.15 to 1.0 MPa, with a proof pressure of 1.5 MPa.
The adjustable air cushion at both ends uses a needle valve to control the exhaust air near the end of the stroke, decelerating the piston smoothly. This reduces shock and noise, but it is not a lock or brake. The -S magnet is a built-in piston magnet that allows CMSG, DMSG, or EMSG sensors to detect the piston's position for cycle control.
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