
The AirTAC Airtac MBLD Dual Axis Type Mini Cylinder MBLD63X450S is a genuine double-acting double-rod aluminum-barrel mini cylinder with a Ø63mm bore and 450mm stroke. A rod exits both end covers, so extend and retract force are EQUAL — about 1458 N each way at 0.5 MPa. Fixed rubber bumper.
The AirTAC MBLD63X450S is a compact double-acting double-rod aluminum mini cylinder. A single piston drives a Ø16 mm carbon-steel rod out of both end covers, yielding equal extend and retract forces of 1457 N at 0.5 MPa. This 450 mm stroke suits long-travel indexing, multi-stage pushing, and dual-side actuation where symmetrical thrust is mandatory. The riveted rolling-packed aluminum barrel keeps weight down in tight spaces, while the 20 um hard-chrome plating protects against wear.
Because the rear rod protrudes the full 450 mm, you must leave rear clearance for the extending end. The built-in magnet (-S) allows CMSG reed or DMSG/EMSG electronic switches to track position. Impact is absorbed by a fixed rubber bumper, which softens end-of-stroke contact but does not lock the load. The twin rods provide better resistance to torsional side-load than a single rod, though an external guide is still recommended at this length.
| Model | Airtac MBLD Dual Axis Type Mini Cylinder MBLD63X450S |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder (double rod) |
| Bore size | Ø63 mm |
| Stroke | 450 mm |
| Acting type | Double acting, double rod |
| Port size | G1/4 |
| Rod thread | M14×1.5 |
| 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 500 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 | 1458 N |
| 0.7 MPa | 2041 N |
| Max (@1.0 MPa) | 297 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. |
|---|---|
| 63 | Bore size in mm. |
| ×450 | 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).
Provides 1457 N of equal thrust in both directions to safely eject 450 mm deep plastic parts from mold cavities without rotational skew.
Uses the rear rod end to trip a mechanical limit flag while the front rod pushes heavy pallets 450 mm down a packaging line at up to 800 mm/s.
Drives a dual-side lifting mechanism where the twin rods prevent binding and maintain precise vertical alignment over the 450 mm travel.
If 1457 N is excessive, step down to the 50 mm bore, which provides 881 N at 0.5 MPa. If your application requires even more thrust, the 63 mm bore is the largest in the MBLD range, so you would need to look at larger ISO profiles. For long 450 mm strokes, the small 16 mm rod is prone to bending under off-center loads; always use an external linear guide to carry the workpiece weight. Unlike the MBLCD variant, this base MBLD uses a fixed rubber bumper rather than adjustable air cushions. Mounting is limited to Basic, FA flange, or LB foot brackets—no SDB pivot or back-cover options exist. Replacement requires matching the 63 mm bore, 450 mm stroke, G1/4 port, PT thread, and -S magnet.
Quick checklist
The MBLD63X450S provides equal force in both extend and retract directions because the rod exits both ends. It outputs 1457 N at 0.5 MPa, 2040 N at 0.7 MPa, and a maximum theoretical 297 kgf at 1.0 MPa.
A rod protrudes from both end covers, making the annulus area identical on both sides. This means push and pull forces are perfectly equal, and you can mount a cam or position flag on the rear rod. The -S magnet enables CMSG, DMSG, or EMSG sensor switches to detect position.
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