
The AirTAC Airtac MICJ Adjustable Mini Cylinder MICJ32X300-75S is a genuine double acting, adjustable stroke + cushion round-body mini air cylinder with a Ø32mm bore and 300mm stroke, 1/8" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Dial in a precise 225 to 300 mm forward stop on-site with the AirTAC MICJ32X300-75S, a round-body stainless mini cylinder featuring a 75 mm extend-stroke adjuster. The external screw trims the forward end position without swapping hardware, while a needle-set variable air cushion at both ends soaks up high-speed shock. Retract remains a full 300 mm.
Built with a stainless-steel barrel and rod for mild washdown resistance, this double-acting Ø32 unit pushes with 402.2 N at 0.5 MPa. The built-in magnet (-S) supports CMSG, DMSG and EMSG sensors. It uses a 1/8" port and an M10x1.25 male rod thread. For a safe working load, expect around 241 N, which moves about 20.5 kg vertically with a 2:1 margin.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ32X300-75S |
|---|---|
| Series | MICJ mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 300 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. |
| ×300 | Stroke length in mm. |
| -75 | 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 heavy sorting gate at high speed, relying on the 402.2 N push force and needle-adjustable air cushion to absorb the end-of-stroke impact without slamming.
Trims the 300 mm extend stroke by up to 75 mm on the fly to fold differing carton depths, using the external stop screw to set the exact forward crease position.
Deploys a rugged stop arm to halt pallets on a roller line, safely handling a 20.5 kg vertical load margin while the cushion decelerates the rapid extension.
In this force class, dropping to a Ø25 bore lowers push force to 245.3 N at 0.5 MPa, while stepping up to a Ø40 bore raises it to 628.3 N. Choose the Ø32 when you need roughly 400 N of push combined with a long 300 mm travel. The adjustable forward stop and dual air cushions excel in fast set-position moves, letting you tune both the landing spot and the impact deceleration.
Remember that the stop screw sets the end position but is not a mid-stroke lock; the piston will drift on air loss, so add 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). Position sensing requires the -S magnet fitted here.
Quick checklist
This double-acting cylinder uses a 1/8" port and delivers a push of 402.2 N and a pull of 345.6 N at 0.5 MPa. 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.
An external stop screw shortens the extend stroke by up to 75 mm, giving a usable forward range of 225 to 300 mm; retract is always the full 300 mm. Needle valves set the variable air cushion at both ends to decelerate high-speed moves. The -S magnet enables CMSG, DMSG or EMSG sensors for position detection.
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