
The AirTAC MIJ Adjustable Cylinder MIJ25X225-30 is a genuine double acting, double rod, adjustable stroke round-body mini air cylinder with a Ø25mm bore and 225mm stroke, 1/8" air ports and a stainless-steel barrel and rod for mildly corrosive environments. Its ISO 6432 mounting interface fits standard ISO 6432 mini-cylinder mounting interfaces.
Dial in a precise forward end position on-site with the AirTAC MIJ25X225-30, a double-acting round-body mini cylinder featuring a 30 mm extend-stroke adjustment window. An external stop screw shortens the 225 mm forward travel down to 195 mm, allowing one part number to cover several stop distances without changing the hardware. The retract stroke remains full length. Built with a stainless-steel barrel and piston rod, this riveted construction resists mild corrosion and washdown environments.
It conforms to the ISO 6432 mounting interface for standard mini brackets. This SKU lacks a magnet, so it cannot accept CMSG, DMSG, or EMSG sensors without upgrading to the -S variant. Fixed TPU bumper pads decelerate the stroke ends.
| Model | Airtac MIJ Adjustable Cylinder MIJ25X225-30 |
|---|---|
| Series | MIJ ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 225 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| 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 | Fixed TPU bumper pads |
| 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.
| Pressure | Force (both ways) |
|---|---|
| 0.5 MPa | 206 N |
| 0.7 MPa | 289 N |
| Max (@1.0 MPa) | 42 kgf |
MIJ / MICJ are double-rod: the rear rod that carries the stroke adjuster exits the rear cover, so both piston faces lose rod area. The rod-side (annular) area is used for both directions (conservative).
| MIJ | ISO 6432 round-body mini cylinder (adjustable-stroke). |
|---|---|
| 25 | Bore size in mm. |
| ×225 | 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 (double rod, adjustable stroke ±cushion). Back covers CA / U / R / CM. Mounting LB / FA / SDB / TC.
Halts pallets at varying distances on a gravity roller conveyor, using the 30 mm trim screw to fine-tune the stopping position for changeover between pallet types.
Actuates a packaging guide flap, using the external stop to absorb mechanical tolerances and ensure consistent 12.5 kg vertical clamping pressure.
The 30 mm adjustment screw is perfect for taking up mechanical tolerances during setup or accommodating varied part lengths on a changeover line. Remember that the stop screw only sets the extend end position; it is not a mid-stroke lock. The piston will drift on air loss, so add an external rod lock or pilot check valve if you need to hold a suspended load.
Mounting options include LB foot, FA flange, and TC trunnion styles, along with CA, U, R, or CM back covers, but the SDB pivot block is not available on this adjustable-stroke model. Because this specific SKU is non-magnetic, it cannot support position sensing.
Quick checklist
This 25 mm bore cylinder uses a 1/8" port and a male M10x1.25 rod thread. The theoretical maximum force is 50 kgf at 1.0 MPa.
An external stop screw shortens the extend stroke by up to 30 mm on-site, giving a usable forward range of 195 to 225 mm. The retract stroke is always full length. The screw only sets the end position; it is not a mid-stroke lock, and the cylinder will drift on air loss. This SKU has no magnet, so position sensing is not supported.
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