
The AirTAC Airtac ACE Compact Cylinder ACE32X90B is a genuine double acting ISO 21287 compact air cylinder with a Ø32mm bore and 90mm 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.
This AirTAC ACE32X90B is a double acting compact cylinder that uses air to both extend and retract its 12 mm rod. With a 32 mm bore it delivers 402.1 N of push force at 0.5 MPa, so it suits light assembly and clamping tasks where a full-size cylinder would be overkill.
The ISO 21287 body is about 50% shorter than an ISO 15552 profile cylinder, which lets it fit inside tight machine guards or between narrow guide rails. Because this unit has no -S code, it has no magnet, so CMSE or DMSE sensors cannot be fitted unless you order the optional magnet version. The hard-anodized aluminium body and S45C hard-chrome rod resist wear in continuous cycling, and the fixed TPU bumper at both ends absorbs end-of-stroke impact without needing adjustment.
| Model | Airtac ACE Compact Cylinder ACE32X90B |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø32 mm |
| Stroke | 90 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 – 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.
| ACE | ISO 21287 compact cylinder (double-acting). |
|---|---|
| 32 | Bore size in mm. |
| ×90 | Stroke length in mm. |
| 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.
Use in a CNC fixture to clamp small aluminum parts during drilling. The 402.1 N push at 0.5 MPa holds the workpiece firmly, and the short body fits under the spindle without obstructing tool changes.
On a packaging line, this cylinder extends to fold and tab the flaps of a 300 mm carton. The 90 mm stroke matches the flap depth, and the fixed bumper prevents jarring at high cycle rates up to 500 mm/s.
Mount on a machine guard to push a locking pin into a bracket. The compact body saves space along the guard frame, and the male rod thread connects to a custom pin adapter. The 345.6 N pull retracts the pin reliably.
For a lighter push, the ACE25X90 delivers 245.4 N at 0.5 MPa, while the ACE40X90 steps up to 628.3 N if you need more force in the same compact footprint. This 90 mm stroke is within the 200 mm maximum standard stroke for the 32 mm bore, so it ships as a standard item.
Since the rod end is male (B code), you can bolt on a rod clevis or knuckle directly. The 1/8" port accepts standard fittings. Remember, a plain ACE does not hold its position if air pressure drops, so for vertical lifting or load holding, add a rod lock or pilot check valve.
Quick checklist
At 0.5 MPa, push is 402.1 N and pull is 345.6 N. At 0.7 MPa, push rises to 563 N and pull to 483.8 N. The theoretical maximum force at 1.0 MPa is 82 kgf. These figures assume clean, dry air filtered to 40 um.
It follows ISO 21287, a compact standard that saves about 50% of the mounting length of an ISO 15552 profile cylinder. The body is hard-anodized aluminium with the covers threaded on, and the fixed TPU bumper at each end absorbs impact. This model has no magnet, so order the -S version if you need to mount CMSE or DMSE sensors.
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