
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED32X70 is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø32mm bore and 70mm 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 ACED32X70 is a double acting compact cylinder built to ISO 21287: a piston rod exits both covers of the hard-anodized aluminium body, so the 32 mm bore delivers the same 345.6 N at 0.5 MPa (483.8 N at 0.7 MPa) whether it pushes or pulls. The S45C hard-chrome rod is 12 mm and the female M8x1.25 thread on each end takes standard rod knuckles. Air ports are 1/8" and the stroke of 70 mm sits well inside the 200 mm maximum standard stroke for this bore.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why it slots into tight jigs and guarding where a full-length body will not fit. The through-rod resists rotation and side load, and the rear rod can carry a sensor flag on a pick-and-place arm. A fixed TPU bumper at each end absorbs end-of-stroke shock. For positioning feedback, order the -S code to add the optional magnet for CMSE / DMSE switches - without -S there is no magnet. At 0.5 MPa, plan on roughly 207 N of usable work, and the rod will lift about 17 kg vertically with a 2:1 margin.
| Model | Airtac ACED Double-acting Compact Cylinder ACED32X70 |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø32 mm |
| Stroke | 70 mm |
| Acting type | Double acting, double rod |
| 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 | Force (both ways) |
|---|---|
| 0.5 MPa | 346 N |
| 0.7 MPa | 484 N |
| Max (@1.0 MPa) | 70 kgf |
Double-rod: a rod exits both covers, so output force is equal in both directions (rod-side area used).
| ACED | ISO 21287 compact cylinder (double-rod). |
|---|---|
| 32 | Bore size in mm. |
| ×70 | 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.
The through-rod lets a fixture clamp from the front while the rear rod drives a position flag, with 345.6 N of equal force on both strokes of the 70 mm travel.
Equal push and pull at 483.8 N at 0.7 MPa suits a 70 mm shuttle between two stations on a small assembly machine, running 30-500 mm/s.
With about 207 N of practical work force at 0.5 MPa, the ACED32X70 ejects small stamped parts or presses light inserts in a compact cell.
Size both ways: the 25 mm bore gives 206.2 N at 0.5 MPa, while the 40 mm bore reaches 571.8 N - step up if your tooling weight or clamping force exceeds about 207 N of practical load on this 32 mm bore. Both directions output the same force because the rod-side area works on each stroke. Note that this cylinder does not hold position when air is lost; for a held vertical load, pair it with a rod lock or pilot check valve. Mounting: FA/FB flange, LB foot or FTC brackets bolt to the ISO 21287 face, with I and Y rod knuckles for the double rod. Add -S to the order code if CMSE / DMSE switch detection is needed.
Quick checklist
Yes. Because a rod exits both covers, both strokes use the rod-side area of the 32 mm bore: 345.6 N at 0.5 MPa and 483.8 N at 0.7 MPa, equal push and pull. At 1.0 MPa the maximum output is 70.5 kgf. Operating range is 0.15-1.0 MPa (22-145 psi) with a 1.5 MPa (215 psi) proof pressure.
The ISO 21287 short body cuts about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits shallow gantries and tight fixtures. Sensing is optional: order the -S code to have the magnet fitted for CMSE / DMSE switches; without -S there is no magnet. A fixed TPU bumper at each end absorbs end-of-stroke shock, and FA/FB flange, LB foot or FTC mounting bolts straight to the standard face.
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