
The AirTAC Airtac MBLC Aluminum Alloy Mini Air Cylinder MBLC25X225SU is a genuine double-acting aluminum-barrel mini round cylinder with a Ø25mm bore and 225mm stroke, G1/8 air ports and a fixed rubber bumper. Its compact riveted body suits push, hold and clamp motion in tight machine spaces.
The AirTAC MBLC25X225SU is a double-acting aluminum mini cylinder engineered for compact spaces requiring tunable end-of-stroke control. A 25 mm bore yields 245 N push and 206 N pull at 0.5 MPa, making this 225 mm stroke well suited for mid-length actuation on small assembly machinery. The built-in magnet (-S) supports CMSG, DMSG, and EMSG sensor switches for precise rod position detection.
Unlike the fixed rubber bumper of the base MBL, this MBLC variant features a screw-adjustable pneumatic cushion at both ends. You tune the needle to smoothly decelerate the load, actively cutting end-cover impact and vibration on faster cycles. The riveted rolling-packed aluminum barrel keeps the body light, while the heterogeneous two-way grease-retaining piston seal and 20 µm hard-chrome carbon-steel Ø10 mm rod ensure lasting friction control.
| Model | Airtac MBLC Aluminum Alloy Mini Air Cylinder MBLC25X225SU |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder |
| Bore size | Ø25 mm |
| Stroke | 225 mm |
| Acting type | Double acting |
| Port size | G1/8 |
| Rod thread | M10×1.25 |
| 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 | Rubber bumper (MBLC variant: adjustable air cushion) |
| Max stroke | Up to 500 mm |
Specifications follow the official AirTAC MBL series datasheet. Confirm against the product label before installation. Standard stroke to 500 mm (special order to 800 mm). Thread options: PT / G / NPT.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 245 N | 206 N |
| 0.7 MPa | 344 N | — |
| Max (@1.0 MPa) | 50 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MBL | Aluminum-barrel mini round cylinder, double acting. |
|---|---|
| 25 | Bore size in mm. |
| ×225 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related variants: MBLC (adjustable cushion), MBLD (double rod), MBLJ (adjustable stroke), MSBL/MTBL (single acting).
Moves populated PCB panels along a 225 mm stroke between SMT pick-and-place machines, using the adjustable cushion to stop smoothly without jarring delicate solder joints.
Shifts a yarn guide carriage across a weaving loom, relying on the 245 N push force at 0.5 MPa to tension the material while preventing sudden end-of-stroke snaps.
Advances lightweight component trays out of a tight-packaging machine, using the DMSG electronic sensor to confirm retraction before the next cycle begins.
At 0.5 MPa, this 25 mm bore generates 245 N of push force. If your application requires less force, stepping down to the 20 mm bore yields 157 N push. If you need to drive a heavier mass, stepping up to the 32 mm bore provides 402 N push. Choose this MBLC cushioned version over the base MBL when your cycle speeds are high enough that a fixed bumper would cause damaging impact noise.
For replacement matching, verify the G1/8 port, M10x1.25 rod-end thread, PT port thread form, and the U flat-end back cover. Because the 225 mm stroke is relatively long for a small Ø10 mm rod, side-load tolerance is low; use an external guide or pivot mount to prevent rod bending. Note that the air cushion only decelerates near the stroke ends and will not hold the rod in place if air pressure is lost.
Quick checklist
At 0.5 MPa, this 25 mm bore cylinder provides 245 N of push force and 206 N of pull force. At 0.7 MPa, the push force increases to 343 N. The maximum theoretical force is 50 kgf at 1.0 MPa operating pressure.
A screw-tunable pneumatic needle at both ends traps a small amount of exhaust air to decelerate the piston near the stroke limits. You adjust the needle to match the load and speed, which absorbs shock and protects the end covers. It functions strictly as a decelerator and is not a brake or position lock.
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