
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ80X60-20B is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø80mm bore and 60mm 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.
A double acting ISO 21287 compact cylinder, the ACEJ80X60-20B pairs an 80 mm bore with a 60 mm stroke that an external stop screw trims on site by up to 20 mm, giving a usable extend range of 40-60 mm. At 0.5 MPa it pushes 2513.3 N and pulls 2356.2 N, rising to 3518.6 N at 0.7 MPa, with a theoretical maximum of 512.6 kgf at 1.0 MPa. Air supply is 0.15-1.0 MPa (22-145 psi) and rod speed runs 30-500 mm/s.
The hard-anodized aluminium body carries an S45C hard-chrome-plated rod with a male thread (the B code), and fixed TPU bumpers absorb end-of-stroke shock at both ends. The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into presses and fixtures where a full-length body will not fit. Note the stop screw is a mechanical end stop only: on air loss the piston still drifts, so it never holds a load. The magnet is not fitted here; order the -S code if you need CMSE / DMSE switch sensing.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ80X60-20B |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø80 mm |
| Stroke | 60 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| Port size | 1/8" |
| Rod thread | M12×1.75 |
| 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 300 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 | 2356 N |
| 0.7 MPa | 3299 N |
| Max (@1.0 MPa) | 481 kgf |
ACEJ is double-rod: the rear rod that carries the stroke adjuster exits the rear cover, so both piston faces lose rod area. The rod-side (annular) area is used for both directions (conservative).
| ACEJ | ISO 21287 compact cylinder (adjustable-stroke). |
|---|---|
| 80 | Bore size in mm. |
| ×60 | Stroke length in mm. |
| -20 | 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 (double rod, 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.
A 60 mm stroke clamps side cores on small molds; the short ISO 21287 body fits between tie-bar-free platens where an ISO 15552 profile cylinder would overrun the frame.
Swings heavy pallet-line gates on the 20 mm rod, with the 1/8" port feeding the flow needed for 30-500 mm/s gate cycling at the end of a long air line.
The 60 mm stroke with a 20 mm trim window suits fixed-part nesting where the exact extend position is set during commissioning. FA flange and LB foot mountings bolt to the ISO 21287 face, and I or Y rod knuckles suit the male rod thread. If position feedback is needed, specify the -S magnet variant instead.
Quick checklist
Push is 2513.3 N and pull 2356.2 N at 0.5 MPa; at 0.7 MPa push reaches 3518.6 N and pull 3298.7 N, with a theoretical maximum of 512.6 kgf at 1.0 MPa. The -20 code is a 20 mm adjustment window: an external stop screw shortens the 60 mm extend stroke on site, so the working range is 40-60 mm. It trims the stroke only and never lengthens it past 60 mm.
It is an ISO 21287 compact cylinder with a hard-anodized aluminium body, S45C hard-chrome-plated male-thread rod, 1/8" PT ports and fixed TPU bumpers at both ends, running on air filtered to 40 um at 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), -20 to +70 C. This unit has no magnet, so no CMSE or DMSE switch can be read; order the optional -S magnet code to enable sensing. FA flange and LB foot mountings fit the standard ISO 21287 face.
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