
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC40X700SCM is a genuine double acting + cushion round-body mini air cylinder with a Ø40mm bore and 700mm stroke, 1/4" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Delivering serious push power for a compact frame, the AirTAC MIC40X700SCM generates 628.3 N of push force and 527.8 N of pull force at 0.5 MPa. This double-acting, round-body stainless-steel mini cylinder features a 40 mm bore and a 700 mm stroke. Because 700 mm exceeds the 500 mm standard maximum for this bore size, this specific unit is manufactured as a non-standard, made-to-order configuration. It utilizes a 1/4 inch air port and a robust Ø16 mm piston rod with an M12x1.25 male thread.
The defining feature of the MIC series is the adjustable air cushion at both ends, allowing you to tune deceleration and eliminate end-of-stroke banging at high cycling speeds. The stainless-steel barrel and rod resist mild corrosion and washdown environments. Equipped with a built-in piston magnet (-S), this model supports CMSG, DMSG, and EMSG position switches. Based on the 0.5 MPa push rating, it handles a safe working load of roughly 377 N, lifting about 32 kg vertically with a 2:1 safety margin. The CM round rear cover provides specific mounting and port orientation flexibility.
| Model | Airtac MIC Cushioned Mini Cylinder MIC40X700SCM |
|---|---|
| Series | MIC mini cylinder |
| Bore size | Ø40 mm |
| Stroke | 700 mm |
| Acting type | Double acting + cushion |
| Port size | 1/4" |
| Rod thread | M12×1.25 |
| 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 – 800 mm/s |
| Cushion | Variable air cushion, both ends |
| Max standard stroke | Up to 500 mm |
Specifications follow the official AirTAC MI/MIC (ISO 6432) datasheet. Barrel & rod: stainless steel (round-body, riveted construction). Thread options: PT (blank) / G. Note: the Ø40 bore is a larger, non-ISO-6432 size.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 628 N | 528 N |
| 0.7 MPa | 880 N | 739 N |
| Max (@1.0 MPa) | 128 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MIC | round-body mini cylinder (double-acting, variable cushion). |
|---|---|
| 40 | Bore size in mm. |
| ×700 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSG / DMSG / EMSG sensors. |
MI-family variants: MI / MIC (double acting ±cushion), MSI / MTI (single acting push / pull), MID / MICD (double rod ±cushion), MIJ / MICJ (adjustable stroke ±cushion). Back covers CA / U / R / CM. Mounting LB / FA / SDB / TC.
Lifts about 32 kg vertically with a 2:1 margin using the 628.3 N push force, while the 700 mm stroke allows full opening of lowerator or access gates.
Cycles rapidly at up to 800 mm/s to push heavy packages, relying on the adjustable air cushions to prevent harsh impact at the 700 mm stroke end.
Clamps components securely in mildly corrosive environments using the stainless-steel round body, with the CM rear cover allowing precise port alignment.
When sizing this 40 mm bore unit, stepping down to an MIC32X50 yields 402.2 N of push force at 0.5 MPa, while no larger MIC bore exists above this. The adjustable needle cushions are essential if you are moving heavier masses at high speeds, as they soak up kinetic energy smoothly. Keep in mind the cushion only decelerates the piston near the stroke end; it does not function as a lock or brake. If your application must hold a load vertically during air loss or valve centering, the piston will drift, so you must add an external rod lock or pilot-operated check valve. You can mount this cylinder using LB foot, FA flange, SDB pivot, or TC trunnion brackets. The -S magnet enables CMSG, DMSG, and EMSG sensors; a SKU without the S designation cannot accept any switches.
Quick checklist
This 40 mm bore cylinder features a 1/4 inch air port. At 0.5 MPa it provides 628.3 N push and 527.8 N pull. At 0.7 MPa it provides 879.6 N push and 738.9 N pull. The theoretical maximum force is 128.1 kgf at 1.0 MPa.
No, the adjustable air cushion only decelerates the piston near the end of the stroke and acts as a bumper, not a brake. The piston will drift on air loss or valve centering. You must use an external rod lock or pilot check valve to hold a suspended load. The -S magnet allows CMSG, DMSG, and EMSG sensors for position confirmation.
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