
The AirTAC Airtac TACE Guided Compact Cylinder TACE20X70S is a genuine double acting, non-rotating ISO 21287 compact air cylinder with a Ø20mm bore and 70mm stroke, M5×0.8 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. Twin guide rods keep the tooling from rotating.
A double acting compact cylinder built to the ISO 21287 short body, the TACE20X70S pairs a 20 mm bore with a 70 mm stroke and twin guide rods on a yoke that stop the tooling rotating and carry side load. At 0.5 MPa it pushes 157.1 N and pulls 117.8 N; at 0.7 MPa those figures rise to 219.9 N and 164.9 N. The short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight jigs, guards and gantries where a full-length body will not fit.
For real work, plan on roughly 94 N of usable push at 0.5 MPa (about 60% of the rating), which corresponds to lifting about 8 kg vertically with a 2:1 margin. The hard-anodized aluminium body carries a hard-chrome S45C rod, a fixed TPU bumper absorbs end-of-stroke energy at both ends, and the fitted -S magnet accepts CMSE / DMSE switches for position feedback. Air supply is 0.15-1.0 MPa (22-145 psi) filtered to 40 um, with speed from 30-500 mm/s.
| Model | Airtac TACE Guided Compact Cylinder TACE20X70S |
|---|---|
| Series | TACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø20 mm |
| Stroke | 70 mm |
| Acting type | Double acting, non-rotating |
| Port size | M5×0.8 |
| Rod thread | M6×1.0 |
| 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 100 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; guide rods: stainless steel (Ø12-40) / S45C (larger). 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 | 157 N | 118 N |
| 0.7 MPa | 220 N | 165 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. Twin guide rods stop the tooling rotating.
| TACE | ISO 21287 compact cylinder (non-rotating (twin-guide yoke)). |
|---|---|
| 20 | Bore size in mm. |
| ×70 | Stroke length in mm. |
| S | Optional built-in magnet for CMSE / DMSE sensors (omit for no magnet). |
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 twin-guide yoke keeps a small gripper square over its 70 mm travel while lifting connector housings of up to about 8 kg vertically, with no external guide required.
About 94 N of usable push at 0.5 MPa is enough to seat O-rings and press caps in automotive sub-assembly benches, while the TPU bumper softens each end of stroke.
A 70 mm stroke indexes a row of sample vials between assay stations, and the fitted -S magnet drives CMSE switches to confirm each position before the next step.
Sizing down, bore 16 pushes 100.5 N at 0.5 MPa; sizing up, bore 25 reaches 245.4 N. The 70 mm stroke sits inside the 100 mm standard range for bore 20, so it is a catalogue item with a female M6x1.0 rod thread and M5x0.8 ports. The piston drifts if air is lost - it is not a lock, so add a rod lock or pilot check valve where a load must stay put. FB flange, CA/CB clevis, CR and FTC mountings suit the yoke body, and the fitted -S magnet is ready for CMSE / DMSE switches.
Quick checklist
At 0.5 MPa it pushes 157.1 N and pulls 117.8 N; at 0.7 MPa push is 219.9 N and pull is 164.9 N. The theoretical maximum at 1.0 MPa is 32 kgf. Working pressure spans 0.15-1.0 MPa (22-145 psi) with a 1.5 MPa (215 psi) proof limit, and speed runs 30-500 mm/s.
It is an ISO 21287 compact cylinder whose hard-anodized aluminium body saves about 50% of the mounting length of an ISO 15552 profile cylinder. A fixed TPU bumper at each end absorbs end-of-stroke energy, mounting options include FB, CA, CB, CR and FTC, and because this model carries the -S magnet you can fit CMSE or DMSE switches directly on the body slots.
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