
The AirTAC Airtac ACEJ32~40 Adjustable Cushion Compact Cylinder ACEJ32X100-100 is a genuine double acting, adjustable stroke ISO 21287 compact air cylinder with a Ø32mm bore and 100mm stroke, 1/8" air ports and a hard-anodized aluminium body. Its short compact envelope saves about 50% of the mounting length of an ISO 15552 profile cylinder.
The ACEJ32X100-100 is a double acting ISO 21287 compact cylinder with an adjustable extend stroke: an external stop screw trims the 100 mm stroke anywhere within the ordered -100 window, so one cylinder covers a 0-100 mm working range. At 0.5 MPa the 32 mm bore delivers 402.1 N push and 345.6 N pull, rising to 563 N push at 0.7 MPa. In practice, plan on roughly 241 N (about 24 kgf) of usable work at 0.5 MPa, which corresponds to lifting around 20 kg vertically with a 2:1 margin.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight jigs, guarding and gantry frames. A hard-anodized aluminium body carries a hard-chrome plated S45C rod, fixed TPU bumpers absorb end-of-stroke shock at both ends, and FA flange or LB foot mounts bolt straight to the standard face. Note this model has no magnet fitted; order the optional -S code if you need CMSE / DMSE switch position sensing.
| Model | Airtac ACEJ32~40 Adjustable Cushion Compact Cylinder ACEJ32X100-100 |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø32 mm |
| Stroke | 100 mm |
| Acting type | Double acting, adjustable stroke |
| 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 – 500 mm/s |
| Cushion | Fixed TPU bumper (both ends) |
| Max standard stroke | Up to 200 mm |
Specifications follow the official AirTAC ACE-series (ISO 21287) datasheet. Body: hard-anodized aluminium alloy; piston rod: S45C carbon steel with hard-chrome plating. Rod type: female thread (blank) or male thread (B). Thread options: PT (blank) / G. A built-in magnet is OPTIONAL — add the -S code to fit CMSE / DMSE position sensors.
| 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.
| ACEJ | ISO 21287 compact cylinder (adjustable-stroke). |
|---|---|
| 32 | Bore size in mm. |
| ×100 | Stroke length in mm. |
| -100 | Adjustable stroke window (mm the extend stroke can be shortened on site). |
| S | Optional built-in magnet for CMSE / DMSE sensors (omit for no magnet). |
| B | Rod type: B = male thread; blank = female thread. |
ACE-family variants: ACE (double acting), ASE / ATE (single acting push / pull), ACED (double rod), ACEJ (adjustable stroke), TACE / TACED (non-rotating twin-guide yoke). Mounting accessories: FA / FB flange, LB foot, CA / CB clevis, CR, SDB pivot, FTC; plus I and Y knuckles. Thread PT (blank) / G.
Trims its 100 mm extend stroke on site to clamp fixture plates of varying heights in a machining cell, with about 241 N of usable holding force at 0.5 MPa.
Ejects cartons or trays from a conveyor lane; the 0-100 mm adjustable window lets one cylinder serve several product widths without re-plumbing.
Presses bushings or dowels into housings on an assembly bench, using the 563 N push at 0.7 MPa for light interference fits.
Size by force: if 402.1 N push at 0.5 MPa is marginal for your load, step up to the 40 mm bore (628.3 N push at 0.5 MPa); for lighter clamping the 25 mm bore gives 245.4 N at the same pressure. Both neighbours share the same mounting family, so re-fixturing is minimal. Remember the stop screw is a mechanical end stop for the extend stroke only - on air loss the piston still drifts, so it is not a mid-stroke lock or load brake. This version has a female M8x1.25 rod thread and PT ports; add B for a male thread and -S if CMSE / DMSE sensing will be needed later.
Quick checklist
At 0.5 MPa it pushes 402.1 N and pulls 345.6 N; at 0.7 MPa push is 563 N and pull 483.8 N, with a theoretical maximum of 82 kgf at 1.0 MPa. The -100 code is a 100 mm adjustment window: an external stop screw shortens the 100 mm extend stroke by up to 100 mm, giving a usable range of 0-100 mm. It runs double acting on 0.15-1.0 MPa (22-145 psi) air at 30-500 mm/s.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, and FA flange or LB foot mounts bolt directly to its standard face. Position sensing requires the optional -S magnet code - this model has no magnet, so CMSE / DMSE switches cannot be fitted unless -S is ordered. Fixed TPU bumpers at both ends absorb end-of-stroke shock.
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