
The AirTAC Airtac ACE Compact Cylinder ACE32X70SB is a genuine double acting 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.
This AirTAC ACE32X70SB is a double acting ISO 21287 compact cylinder that extends and retracts its rod with air pressure on both strokes. With a 32 mm bore, it delivers 402.1 N of push force and 345.6 N of pull force at 0.5 MPa, making it a solid choice for light assembly and clamping tasks.
The short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits into tight machine guards and compact jigs. The optional -S magnet is fitted on this model, allowing CMSE or DMSE switches to sense the piston position. For a real-world load, plan for about 24.6 kg of safe vertical lifting at 0.5 MPa, using a 2:1 margin on the theoretical 402.1 N push force.
| Model | Airtac ACE Compact Cylinder ACE32X70SB |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø32 mm |
| Stroke | 70 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. |
| ×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.
Use in a CNC machine vise to clamp small aluminum parts with a controlled 402.1 N force, ensuring repeatable positioning without over-stressing the workpiece.
Mount on a conveyor line to stop and release lightweight boxes or cartons at a packing station, using the 70 mm stroke to handle varying product sizes.
In a benchtop press, drive a punch or stamping die with the 345.6 N pull force to form thin sheet metal or mark plastic components in a compact work cell.
For a lighter duty, consider the ACE25X70 with 245.4 N push at 0.5 MPa, while the ACE40X70 offers 628.3 N push for heavier parts. This 32 mm bore version balances force and footprint, ideal for medium-sized fixtures. The male rod thread (B) simplifies mounting of custom tooling, and the 1/8" port matches standard fittings. Since the magnet is fitted, you can add CMSE or DMSE sensors without extra modification.
Quick checklist
At 0.5 MPa, the push force is 402.1 N and the pull force is 345.6 N. At 0.7 MPa, push rises to 563 N and pull to 483.8 N. The theoretical maximum force is 82 kgf at 1.0 MPa. The operating pressure range is 0.15-1.0 MPa (22-145 psi).
The ACE32X70SB has a hard-anodized aluminum body that is about 50% shorter than an ISO 15552 profile cylinder, saving space in tight enclosures. It uses a fixed TPU bumper at both ends to absorb impact, and the optional -S magnet allows CMSE or DMSE switches to detect the rod position. Mounting options include FA/FB flanges, LB foot, and CA/CB clevis brackets.
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