
The AirTAC Airtac MICJ Adjustable Mini Cylinder MICJ32X80-50 is a genuine double acting, adjustable stroke + cushion round-body mini air cylinder with a Ø32mm bore and 80mm stroke, 1/8" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Dial in the forward stop without swapping cylinders: the AirTAC MICJ32X80-50 uses an external screw to shorten the extend stroke by up to 50 mm on site, giving a usable forward range of 30-80 mm. This round-body stainless-steel mini cylinder pairs that settable end position with a needle-adjustable air cushion at both ends to soak up high-speed shock.
Driven by a 1/8" port and a 12 mm rod, the 32 mm bore delivers 402.2 N of push force at 0.5 MPa. The stainless barrel and rod resist mild corrosion and washdown. Note that this SKU lacks a magnet and cannot host position sensors; the -S variant is required for CMSG/DMSG/EMSG switches. Because it is a larger 32 mm bore, it is a non-ISO-6432 round-body build.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ32X80-50 |
|---|---|
| Series | MICJ mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 80 mm |
| Acting type | Double acting, adjustable stroke + 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.
| MICJ | round-body mini cylinder (adjustable-stroke, variable cushion). |
|---|---|
| 32 | Bore size in mm. |
| ×80 | Stroke length in mm. |
| -50 | Adjustable stroke window (mm the extend stroke can be shortened on site). |
| -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.
Delivers 402.2 N push at 0.5 MPa to seat bearings, using the 50 mm extend trim to hit the exact insertion depth without reworking fixtures.
Moves roughly 20.5 kg of vertical load with a 2:1 margin while the dual air cushions absorb shock during rapid 800 mm/s routing.
Halts heavy corrugated boxes on a line, dialing the forward stop back 50 mm to accommodate varying pack lengths on the fly.
For lighter 0.5 MPa pushes around 245.3 N, step down to the 25 mm bore; if you need more force, the 40 mm bore provides 628.3 N. The MICJ32X80-50 suits fast set-position moves where the 50 mm extend trim and dual cushions prevent end-of-stroke banging. The stop screw sets the end position but is not a mid-stroke lock; the cylinder drifts on air loss, so use an external rod lock or pilot check valve to hold a suspended load. Mount via LB foot, FA flange, or TC trunnion (SDB pivot-block is not available on this adjustable variant).
Quick checklist
At 0.5 MPa it provides 402.2 N push and 345.6 N pull; at 0.7 MPa it yields 563 N push and 483.8 N pull. The theoretical maximum is 82 kgf at 1.0 MPa, and the air port is 1/8".
An external screw shortens the extend stroke by up to 50 mm (retract remains full), while needle valves tune the air cushions at both ends to decelerate the piston near stroke end. The cushion only decelerates and is not a brake; the cylinder drifts on air loss, so use an external rod lock for holding. This non-magnet SKU cannot take sensors.
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Covers non-human-caused product damage.
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