
The AirTAC Airtac MICJ Adjustable Mini Cylinder MICJ32X450-30S is a genuine double acting, adjustable stroke + cushion round-body mini air cylinder with a Ø32mm bore and 450mm stroke, 1/8" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Dial in a precise forward stop without swapping hardware using the AirTAC MICJ32X450-30S, a stainless-steel round-body mini cylinder featuring an external screw that shortens the extend stroke by up to 30 mm on site. Driven by a 1/8 inch air port and a 12 mm piston rod, it delivers 402.2 N of push force at 0.5 MPa, yielding a safe working load of about 241 N or a 20.5 kg vertical lift with a 2:1 margin.
This double-acting unit pairs its adjustable end position with a needle-set variable air cushion at both ends to soak up high-speed shock. The built-in magnet (-S) supports CMSG, DMSG and EMSG sensors, while the stainless barrel and rod resist mild corrosion in washdown environments.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ32X450-30S |
|---|---|
| Series | MICJ mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 450 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. |
| ×450 | 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.
Trims the 450 mm extend stroke by 30 mm to set an exact sorting gate position, while the dual air cushions absorb shock from 800 mm/s high-speed diverting moves.
Provides 402.2 N of push at 0.5 MPa to fold heavy corrugated flaps, using the adjustable forward stop to fine-tune the fold depth without changing hardware.
Handles a safe working load of roughly 241 N to halt pallets on a roller line, relying on the needle cushions to soften the impact at the end of the 450 mm travel.
For lighter duty, the Ø25 bore provides 245.3 N push at 0.5 MPa; if you need more muscle, the Ø40 bore steps up to 628.3 N. This Ø32 model hits a sweet spot for fast set-position moves where the 30 mm extend trim and dual cushions prevent end-of-stroke banging. Mount via LB foot, FA flange or TC trunnion (SDB pivot-block is not available on this adjustable variant).
Remember that the stop screw sets the end position but does not function as a mid-stroke lock. The piston will drift on air loss, and the cushions only decelerate near the stroke ends. Use an external rod lock or pilot check valve if you must hold a suspended load.
Quick checklist
This 32 mm bore cylinder uses a 1/8 inch air port. At 0.5 MPa it pushes 402.2 N and pulls 345.6 N. At 0.7 MPa it pushes 563 N and pulls 483.8 N. The theoretical maximum force is 82 kgf at 1.0 MPa.
An external screw shortens the extend end by up to 30 mm, giving a usable forward travel of 420-450 mm. Needle valves adjust the variable air cushion at both ends to decelerate the piston. The -S suffix means it has a built-in magnet for CMSG, DMSG or EMSG sensors.
Genuine AirTAC parts produced by AirTAC factory.
Covers non-human-caused product damage.
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