
The AirTAC Airtac MICJ Adjustable Mini Cylinder MICJ32X75-20 is a genuine double acting, adjustable stroke + cushion round-body mini air cylinder with a Ø32mm bore and 75mm stroke, 1/8" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Dial in the forward stop on-site without swapping hardware using the AirTAC MICJ32X75-20, a round-body stainless steel mini cylinder with a 20 mm extend-stroke adjuster. This double-acting actuator also features a needle-set variable air cushion at both ends to soak up high-speed shock. The 32 mm bore generates 402.2 N of push force at 0.5 MPa, yielding a safe working load of roughly 241 N or a 20.5 kg vertical lift with a 2:1 margin.
Built with a riveted stainless barrel and a 12 mm rod, it resists mild corrosion and washdown environments. It uses a 1/8" port and an M10x1.25 male rod thread. Note this is a non-ISO-6432 round-body size. This specific SKU lacks a magnet, so it cannot accept CMSG/DMSG/EMSG sensors; order the -S variant for position detection.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ32X75-20 |
|---|---|
| Series | MICJ mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 75 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. |
| ×75 | Stroke length in mm. |
| -20 | 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.
Shifts a diverting gate on a packaging line with 402.2 N of push, using the 20 mm extend adjuster to fine-tune the gate angle and the dual air cushions to absorb the impact of fast cycling.
Presses small bearings into housings, relying on the 241 N safe working load and needle-set cushions to prevent slamming at the bottom of the 75 mm stroke.
Folds corrugated carton flaps at high speed where the stainless construction handles dusty environments and the adjustable forward stop adapts to varying box heights.
When sizing this 32 mm bore, stepping down to the 25 mm MICJ drops the 0.5 MPa push force to 245.3 N, while stepping up to the 40 mm bore raises it to 628.3 N. Choose this model when you need 402.2 N of push combined with a settable 55-75 mm extend position and end-of-stroke shock absorption. The external screw sets the forward end position but is not a mid-stroke lock.
For mounting, LB foot, FA flange, and TC trunnion brackets fit, but the SDB pivot block is not available on this adjustable variant. Because a standard cylinder does not hold position on air loss, the piston will drift if pressure drops; add an external rod lock or pilot check valve if you need to suspend a load safely.
Quick checklist
At 0.5 MPa this 32 mm bore cylinder provides 402.2 N of push force and 345.6 N of pull force. At 0.7 MPa it provides 563 N push and 483.8 N pull. The theoretical maximum force is 82 kgf at 1.0 MPa.
An external screw shortens the extend stroke by up to 20 mm, giving a usable 55-75 mm forward range, while the needle-set air cushions at both ends decelerate the piston at high speed. This cylinder cannot hold a load on air loss and drifts without pressure; use an external rod lock for holding. Also, this non-magnet SKU cannot take sensors.
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