
The AirTAC Airtac MBLCJ Adjustable Mini Cylinder MBLCJ25X225-100 is a genuine double-acting aluminum-barrel mini cylinder with a Ø25mm bore, a 225mm nominal stroke and a rear adjustable-stroke stopper — trim up to 100mm for a usable window of 125–225mm. Adjustable air cushion (both ends).
The AirTAC MBLCJ25X225-100 is a compact double-acting mini aluminum cylinder featuring a rear stroke adjuster and an adjustable air cushion at both ends. A 100mm rear stopper trims the travel, creating a usable 125-225mm end-position window. Driven by a Ø10mm rod through a G1/8 port, it delivers 245N push and 206N pull force at 0.5MPa. The riveted rolling-packed barrel and grease-retaining piston seal ensure stable friction for repetitive actuation.
Unlike the base MBLJ with its fixed rubber bumper, this model uses screw-tunable air deceleration to protect the end covers during fast 225mm moves. The rear adjuster is strictly a travel stop, not a load lock. This specific SKU lacks a built-in magnet, so it cannot accept CMSG, DMSG, or EMSG position sensors. The overall length extends by the 100mm adjuster, meaning Basic, FA, or LB mounting is required as no SDB or back-cover options exist.
| Model | Airtac MBLCJ Adjustable Mini Cylinder MBLCJ25X225-100 |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder (adjustable stroke) |
| Bore size | Ø25 mm |
| Nominal stroke | 225 mm |
| Adjustable window | 125–225 mm (trim 100 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 | Adjustable air cushion (both ends) |
| Max standard stroke | Up to 300 mm |
The rear stopper sets the end position — it is a travel stop, not a lock. Overall length = A + 2 × stroke + adjustable stroke. MBLJ/MBLCJ mounting is Basic / FA / LB only (no SDB, no back-cover code). 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 margin.
| MBLCJ | MBLCJ aluminum-barrel adjustable-stroke mini cylinder with adjustable cushion. |
|---|---|
| 25 | Bore size in mm. |
| ×225 | Nominal stroke length in mm. |
| -100 | Adjustable-stroke amount (mm you can trim at the rear). |
| S | Optional built-in magnet for a CMSG/DMSG/EMSG sensor switch. |
Related: MBLJ (adjustable stroke, fixed bumper), MBL (fixed stroke), MBLD (double rod).
Drives a 225mm yarn guide carriage across a loom, using the 100mm rear stroke adjustment to perfectly time the 125-225mm travel window for pattern weaving.
Acts as an adjustable flow stopper on a PCB conveyor, tuning the air cushion to softly decelerate the 245N push force without jarring delicate fiberglass boards.
Folds cardboard box flaps on a packaging line, relying on the 100mm rear stopper to trim the 225mm stroke to match varying carton widths precisely.
If 245N push at 0.5MPa is too high, step down to the Ø20 bore (157N push); if you need more force, step up to the Ø32 bore (402N push). Choose this MBLCJ over the MBLJ when your 225mm stroke requires tunable end-cushioning to dissipate kinetic energy, or over the MBLC when you need that 100mm rear travel trim. Remember, the rear adjuster is a mechanical stop and the cushion only decelerates; neither holds position without live air, so use an external lock for suspended loads. For a drop-in replacement, match the 25mm bore, 225mm stroke, 100mm adjust code, G1/8 PT thread, and Basic/FA/LB mount. As this stroke approaches the 300mm bore limit, the small 10mm rod is vulnerable to side-load bending, so an external guide rail is highly recommended.
Quick checklist
At 0.5MPa, this 25mm bore cylinder provides 245N push and 206N pull force. At 0.7MPa, the push force is 343N. The theoretical maximum force is 50kgf at 1.0MPa.
No. This specific SKU lacks the -S code, meaning it has no built-in magnet and cannot accept AirTAC CMSG, DMSG, or EMSG sensors. You must select an MBLCJ model with the -S suffix for position detection.
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