
The AirTAC Airtac MICJ Adjustable Mini Cylinder MICJ32X80-30 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 a precise forward stop on-site with the AirTAC MICJ32X80-30, a stainless-steel round-body mini cylinder featuring a 30 mm adjustable extend stroke. An external screw trims the extend end position down from the 80 mm nominal without swapping hardware, while a needle-set adjustable air cushion at both ends soaks up high-speed shock. This double-acting actuator delivers 402.2 N of push force at 0.5 MPa, making it a robust choice for heavier mid-range tooling.
Built with a mildly corrosion-resistant stainless barrel and rod, it handles washdown environments where mild steel fails. The 1/8" port feeds a Ø12 mm piston rod (M10x1.25 male thread) to generate a safe working load of roughly 241 N, or about a 20.5 kg vertical lift with a 2:1 safety margin. Note this is a non-ISO-6432 Ø32 bore, and because this SKU lacks the -S magnet, it cannot accept CMSG/DMSG/EMSG sensors.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ32X80-30 |
|---|---|
| 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. |
| -30 | 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.
Uses the 30 mm extend adjuster to set an exact stopping point for heavy cartons on a belt, while the air cushion absorbs the impact of fast 402.2 N push moves.
Tunes the extend end to accommodate varying box depths on the fly, relying on the stainless build to withstand dusty, mildly humid packing lines.
Delivers a consistent 241 N safe working load to seat bearings, using the adjustable forward stop to prevent over-travel and crushing the component.
When sizing this 32 mm bore, step down to a Ø25 unit (245.3 N push @0.5 MPa) if your load is lighter, or move up to a Ø40 bore (628.3 N push @0.5 MPa) for heavier tooling. The 30 mm extend adjuster paired with the dual air cushions shines in fast cycling where you must set a precise forward position and decelerate the mass smoothly. Mount via LB foot, FA flange, or TC trunnion (the SDB pivot block is not offered on this adjustable variant).
Remember that the stop screw sets the end position but is not a mid-stroke lock. If air pressure drops, the piston will drift, and the cushion only decelerates near stroke end without holding the load. To prevent vertical dropping, install an external rod lock or a pilot-operated check valve.
Quick checklist
This double-acting cylinder uses a 1/8" port and generates 402.2 N push / 345.6 N pull at 0.5 MPa, and 563 N push / 483.8 N pull at 0.7 MPa. Its theoretical maximum force is 82 kgf at 1.0 MPa.
An external screw shortens the extend stroke by up to 30 mm, while needle valves adjust the air cushion at both ends to decelerate high-speed moves. This specific SKU has no magnet (-S), so it cannot take CMSG/DMSG/EMSG sensors; the cushion only decelerates and does not lock the load.
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