
The AirTAC Airtac B01-MI Dedicated Pneumatic Cylinder B01-MI20X10CA is a genuine double acting round-body mini air cylinder with a Ø20mm bore and 10mm stroke, 1/8" air ports and a stainless-steel barrel and rod for mildly corrosive environments. Its ISO 6432 mounting interface makes it a compact drop-in for standard mini-cylinder fixtures.
The B01-MI20X10CA is an application-dedicated variant of the AirTAC MI20X10CA, meaning the B01- prefix simply groups customer-specified builds while retaining the exact standard mechanics. This double-acting round-body mini cylinder utilizes a stainless-steel barrel and rod to resist mild corrosion in damp or washdown settings, a distinct advantage over painted alternatives. It pushes with 157 N and pulls with 131.9 N at 0.5 MPa.
Featuring a very short 10 mm stroke and a CA rear pivot cover, it fits neatly into tight mechanical linkages. The 1/8" port drives the 8 mm rod at speeds between 30 and 800 mm/s. Plan for roughly 94 N of actual work at 0.5 MPa, which translates to lifting about 8 kg vertically with a safe 2:1 margin. Fixed TPU bumper pads soften the impact at stroke extremes, though this SKU lacks a magnet and cannot host CMSG or DMSG sensors.
| Model | Airtac B01-MI Dedicated Pneumatic Cylinder B01-MI20X10CA |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 10 mm |
| Acting type | Double acting |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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 | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 157 N | 132 N |
| 0.7 MPa | 220 N | 185 N |
| Max (@1.0 MPa) | 32 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MI | ISO 6432 round-body mini cylinder (double-acting). |
|---|---|
| 20 | Bore size in mm. |
| ×10 | Stroke length in mm. |
| -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 CA pivot and 10 mm stroke to nudge small diverter gates on packaging lines, leveraging the 157 N push force to snap components into place rapidly.
Secures lightweight aluminum jigs during machining, applying 131.9 N of pull at 0.5 MPa to hold parts firmly without deforming the material.
Acts as a short-travel stop block on food-grade conveyors where the stainless steel construction prevents mild corrosion from routine washdowns.
When sizing this 20 mm bore unit, dropping down to a 16 mm bore reduces the push force to 100.5 N, whereas stepping up to a 25 mm bore increases it to 245.3 N at 0.5 MPa. The CA rear clevis is ideal for pivot-mounting applications, but remember that a plain cylinder drifts if air pressure is lost or the valve is centered; the TPU pads only decelerate the end of travel and act as neither a lock nor a brake. For suspended loads, integrate an external rod lock or pilot check valve.
Because this SKU lacks the -S magnet, position sensing is unavailable unless you upgrade to the -S variant for CMSG, DMSG or EMSG switches. The 10 mm stroke is well within the 500 mm maximum, keeping the rod highly resistant to bending, but always verify side-load alignment to maximize seal life.
Quick checklist
This 20 mm bore cylinder uses a 1/8" port. At 0.5 MPa it pushes with 157 N and pulls with 131.9 N. At 0.7 MPa the push is 219.8 N and the pull is 184.7 N. The theoretical maximum force is 32 kgf at 1.0 MPa.
The B01- prefix denotes an application-dedicated, customer-specified line of the base MI20X10CA, with zero mechanical differences to the standard model. Because this specific SKU lacks the -S suffix, it has no internal magnet and cannot support CMSG, DMSG or EMSG sensors.
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