
The AirTAC Airtac MBLD Dual Axis Type Mini Cylinder MBLD25X225 is a genuine double-acting double-rod aluminum-barrel mini cylinder with a Ø25mm bore and 225mm stroke. A rod exits both end covers, so extend and retract force are EQUAL — about 206 N each way at 0.5 MPa. Fixed rubber bumper.
The AirTAC MBLD25X225 is a double-acting, double-rod mini cylinder featuring a 25mm bore and 225mm stroke. Because a Ø10mm rod exits both ends of the riveted aluminum barrel, the annulus area is identical on each side. This yields exactly 206N of thrust and retraction force at 0.5 MPa, ensuring perfectly symmetrical motion for pushing and pulling. The 225mm travel is well-suited for traversing compact machine envelopes where a single-rod body would twist under unequal loads.
This configuration uses a fixed rubber bumper to soften end-of-stroke impacts and operates via G1/8 ports. A key mechanical benefit of the through-rod layout is the ability to mount a primary workpiece on the front thread (M10x1.25) while utilizing the rear protruding rod end for a cam, secondary tool, or position flag. Note that this specific SKU lacks a built-in magnet, meaning it cannot host CMSG, DMSG, or EMSG electronic position sensors. Overall length equals the base body dimension plus twice the stroke, requiring rear clearance for the extending rod.
| Model | Airtac MBLD Dual Axis Type Mini Cylinder MBLD25X225 |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder (double rod) |
| Bore size | Ø25 mm |
| Stroke | 225 mm |
| Acting type | Double acting, double rod |
| 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 | Fixed rubber bumper |
| Max standard stroke | Up to 300 mm |
Double-rod overall length = A + 2 × stroke — leave clearance for the rear rod. MBLD/MBLCD mounting is Basic / FA / LB only (no SDB, no back-cover code). Thread options: PT / G / NPT.
| Pressure | Extend & retract force |
|---|---|
| 0.5 MPa | 206 N |
| 0.7 MPa | 289 N |
| Max (@1.0 MPa) | 42 kgf |
A rod on both piston faces makes the annulus area equal, so extend and retract force (and speed) are the same. Actual usable force is lower due to friction.
| MBLD | MBLD aluminum-barrel double-rod mini cylinder. |
|---|---|
| 25 | Bore size in mm. |
| ×225 | Stroke length in mm. |
| S | Optional built-in magnet for a CMSG/DMSG/EMSG sensor switch. |
| FA / LB | Mounting: FA flange or LB foot (no SDB on double-rod). |
Related: MBLCD (double rod, adjustable cushion), MBLC (single rod + cushion), MBL (single rod).
Drives a 225mm stroke wiper blade across a stencil printer with 206N of equal force, using the rear rod end to trigger a physical reset flag at full extension.
Pushes wafer cassettes into a load lock port, leveraging the twin-rod anti-rotation property to keep the 225mm travel perfectly straight without external guides.
Shifts a fabric edge guide roller back and forth, relying on identical 206N push/pull thrust to maintain tension balance across the 225mm web path.
If your mechanism requires less reach or a smaller footprint, the adjacent MBLD20X225 offers 132N both ways at 0.5 MPa. For heavier positioning, stepping up to the MBLD32X225 provides 346N both ways. The base MBLD uses a fixed rubber bumper; if your 225mm travel generates too much end-impact shock, consider the MBLCD variant for its adjustable air cushion. Mounting is restricted to Basic, FA flange, or LB foot brackets—SDB pivot or back-cover attachments are not available on this double-rod type. For replacements, verify the 25mm bore, 225mm stroke, G1/8 PT port, and lack of a magnet. Because the rod extends from both covers, plan rear clearance to avoid collision. The cylinder will drift and cannot hold position without constant live air pressure.
Quick checklist
The MBLD25X225 provides equal force in both directions because the rod occupies both sides of the piston. It delivers 206N at 0.5 MPa, 289N at 0.7 MPa, and a maximum theoretical 42 kgf (412N) at 1.0 MPa.
A rod protrudes from both end covers, providing equal push/pull areas, identical speeds, and a rear rod end for mounting a cam or flag. This specific SKU lacks a built-in magnet, so it cannot accept CMSG, DMSG, or EMSG sensors; you would need an MBLD25X225S variant for position detection.
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