
The AirTAC Airtac TMIC Guided Cylinder with Guide Unit TMICL20X50 is a genuine guide-frame (guided) pneumatic cylinder — a Ø20mm double-acting MI mini cylinder built into a twin-rod guide unit running on linear bearings. The guide frame absorbs side load and torque so the 50mm stroke stays true, giving you a ready-to-mount linear slide without a separate guide.
Built around a twin-rod aluminium guide frame on linear bearings, the AirTAC TMICL20X50 is a double-acting pneumatic slide that keeps the rod true under side load and torque. An MIC round-body mini cylinder core provides 157 N of push and 131.9 N of pull at 0.5 MPa, while a needle-set variable air cushion at both ends soaks up high-speed shock for smooth, square motion.
The linear bearings give low friction and high precision, making this unit ideal for vertical push-up moves where accurate travel matters. At 0.5 MPa the safe working thrust is about 94 N, pushing roughly 8 kg vertically with a 2:1 margin, load curve permitting. This 20 mm bore unit uses a 1/8" port and an Ø8 mm rod. Note this SKU lacks a magnet, so it cannot take a sensor.
| Model | Airtac TMIC Guided Cylinder with Guide Unit TMICL20X50 |
|---|---|
| Series | TMIC guide-frame cylinder |
| Bore size | Ø20 mm |
| Stroke | 50 mm |
| Bearing type | Linear bearing (low friction, high precision) |
| Guide | Twin-rod guide frame, double-rod unit |
| Port size | 1/8" |
| Acting type | Double acting |
|---|---|
| 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 | Variable air cushion, both ends |
| Max standard stroke | Up to 250 mm |
Specifications follow the official AirTAC TMI/TMIC datasheet. Guide frame & fixed plate: aluminum alloy; matching cylinder: MI/MIC round-body mini cylinder. Allowable load depends on the load-offset distance — consult the TMI/TMIC maximum-load curves before final selection. Thread options: PT (blank) / G.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 157 N | 132 N |
| 0.7 MPa | 220 N | 185 N |
| Max (@1.0 MPa) | 32 kgf | |
Thrust equals the underlying MI cylinder. The usable load a guide frame can carry is limited by the load-offset curve, not by thrust alone — always check both. Actual force is lower than theoretical due to friction and back-pressure.
| TMIC | Guide-frame cylinder with variable air cushion. |
|---|---|
| L | Linear bearing — low friction, high precision, best for push-up / high-load. |
| 20 | Bore size in mm. |
| ×50 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSG / DMSG / EMSG sensors. |
TMI/TMIC family: TMI (bumper) / TMIC (cushion), bearing M (brass) / L (linear). Order the guide frame separately as F-TMICL20X50 when needed.
Pushes down with 157 N at 0.5 MPa to seat small bearings, relying on linear bearings for precise vertical alignment.
Shuts packages across a belt at up to 500 mm/s, using the needle-set air cushion to absorb end-of-stroke shock.
Diverts small parts laterally with smooth, low-friction travel, handling side torque without binding the rod.
For lighter duties the 16 mm bore offers 100.5 N push at 0.5 MPa, while the 25 mm bore steps up to 245.3 N if you need more force. Choose these linear bearings over the brass-bearing TMICM when friction and precision matter more than torsional stiffness. The variable air cushion is essential for high-speed or heavy loads, but remember the cushion only decelerates near stroke end—it is not a lock.
Always size the unit from the TMI/TMIC maximum-load curves rather than thrust alone, because the allowable load falls as the distance from the plate grows. Since this specific SKU has no -S magnet, it cannot host CMSG, DMSG or EMSG switches; add the -S option if you need position sensing.
Quick checklist
At 0.5 MPa it pushes 157 N and pulls 131.9 N; at 0.7 MPa it pushes 219.8 N and pulls 184.7 N, with a theoretical max of 32 kgf at 1.0 MPa. Thrust is not the guided-load limit—always confirm the allowable load from the TMI/TMIC load-offset curves.
This SKU lacks a magnet, so it cannot take CMSG, DMSG or EMSG switches; you need the -S variant for sensors. It runs on linear bearings for low-friction, high-precision travel, and uses a variable air cushion at both ends to decelerate the load, not to hold it.
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