
The AirTAC Airtac MBLD Dual Axis Type Mini Cylinder MBLD32X175S is a genuine double-acting double-rod aluminum-barrel mini cylinder with a Ø32mm bore and 175mm stroke. A rod exits both end covers, so extend and retract force are EQUAL — about 346 N each way at 0.5 MPa. Fixed rubber bumper.
The AirTAC MBLD32X175S is a double-acting, double-rod aluminum mini cylinder engineered for symmetrical motion tasks. Because a Ø12 mm rod exits both end covers, the annulus area is identical on extend and retract, yielding equal force and speed in both directions—346 N at 0.5 MPa and 484 N at 0.7 MPa. The 175 mm stroke is well-suited for mid-range transfer operations, while the built-in magnet (-S) enables position detection via CMSG reed or DMSG/EMSG solid-state switches.
This configuration uses a G1/8 port with PT thread form and relies on a fixed rubber bumper to soften end-of-stroke impacts. The riveted rolling-packed aluminum barrel and hard-chrome plated carbon-steel rod provide durable service in tight spaces. Since the rear rod protrudes, overall length equals A + 2 x stroke, requiring rear clearance to mount a secondary cam or position flag.
| Model | Airtac MBLD Dual Axis Type Mini Cylinder MBLD32X175S |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder (double rod) |
| Bore size | Ø32 mm |
| Stroke | 175 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 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 | 346 N |
| 0.7 MPa | 484 N |
| Max (@1.0 MPa) | 70 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. |
|---|---|
| 32 | Bore size in mm. |
| ×175 | 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 dual-sided gate flap on a PCB assembly line conveyor. The twin rods keep the flap aligned without twisting, while the 175 mm stroke clears the belt for wider board passage.
Shifts a yarn guide carriage back and forth across a warping beam. Equal 346 N force both ways ensures consistent tension on the thread take-up mechanism without speed drift.
Uses the rear protruding rod end to trip a mechanical limit flag on a bottle labeling machine, confirming the 175 mm stroke completion while the front rod peels the backing paper.
Select this 32 mm bore when an application demands 346 N of symmetrical force at 0.5 MPa across a 175 mm stroke. If lower force is acceptable, the 25 mm bore provides 206 N both ways; for heavier loads, step up to the 40 mm bore which outputs 528 N. Unlike the single-rod MBL, this twin-rod design resists rotation and allows dual-end tooling. Mounting is restricted to Basic, FA flange, or LB foot brackets—no SDB pivot or back-cover options exist. For drop-in replacements, match the 32 mm bore, 175 mm stroke, G1/8 port, PT thread, and the -S magnet.
At 175 mm of travel, the 12 mm rod is subjected to side loads; an external guide rail is recommended to prevent rod bending and premature seal wear. Note that the fixed rubber bumper absorbs impact but does not lock position—power must be maintained to hold a load. For applications needing adjustable end-cushioning, consider the MBLCD variant.
Quick checklist
Because it is a double-rod cylinder, push and pull forces are equal: 346 N at 0.5 MPa, 484 N at 0.7 MPa, and a maximum theoretical 71 kgf at 1.0 MPa. The -S suffix denotes a built-in magnet, allowing you to mount AirTAC CMSG reed switches or DMSG/EMSG electronic sensors directly on the barrel for position detection.
A single-rod cylinder has a larger push area than pull area, creating unequal forces and speeds. The MBLD32X175S has a rod exiting both ends, making the effective piston area identical in both directions for equal force and velocity. This design also allows you to mount a tool, cam, or flag on the rear rod end for secondary mechanical functions.
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