
The AirTAC Airtac MBLC Aluminum Alloy Mini Air Cylinder MBLC32X500SU is a genuine double-acting aluminum-barrel mini round cylinder with a Ø32mm bore and 500mm 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 MBLC32X500SU is a double-acting aluminum mini cylinder engineered for compact actuation over an extended 500 mm stroke. It delivers a practical 402 N push and 346 N pull force at 0.5 MPa, making it well-suited for moving small to medium payloads across wide linear distances. Unlike the base MBL series, this variant features a screw-adjustable pneumatic cushion at both ends. This mechanism decelerates the piston smoothly near the stroke terminus, absorbing kinetic energy to prevent end-cover impact on fast or repetitive cycles without acting as a load lock.
This configuration includes a built-in magnet (indicated by the S code) for non-contact position detection using AirTAC CMSG reed or DMSG and EMSG solid-state sensor switches. The U code signifies a rigid flat-end back cover for straightforward mounting. The riveted rolling-packed aluminum barrel keeps the body light and compact for tight machine layouts, while the heterogeneous two-way grease-retaining piston seal and 20 um hard-chrome plated carbon-steel rod ensure durable, low-friction operation throughout the 30-800 mm/s speed range.
| Model | Airtac MBLC Aluminum Alloy Mini Air Cylinder MBLC32X500SU |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder |
| Bore size | Ø32 mm |
| Stroke | 500 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 | 402 N | 346 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 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. |
|---|---|
| 32 | Bore size in mm. |
| ×500 | 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).
Drives the 500 mm indexing stroke for weft insertion guides in textile looms, utilizing the 402 N push force and tuned air cushions to prevent sudden jarring of the delicate yarn feed mechanism.
Pushes populated electronics panels across a wide conveyor gap, where the built-in magnet allows DMSG sensors to confirm full extension before the transfer arm retracts.
Extracts empty pallet trays from a deep 500 mm magazine stack, relying on the adjustable pneumatic cushion to smoothly stop the 346 N pull force without shocking the lightweight aluminum frame.
When sizing this cylinder, consider stepping down to the 25 mm bore if your payload is lighter, which yields 245 N push and 206 N pull at 0.5 MPa. If your application requires greater thrust, moving up to the 40 mm bore provides 628 N push and 528 N pull at 0.5 MPa. The MBLC32X500SU is the optimal choice over the fixed-bumper MBL when your machine cycles rapidly or moves a heavier mass that requires tunable end-of-stroke deceleration. Note that at 500 mm of travel, the 12 mm rod has limited tolerance for side loads; utilizing the rigid U back cover requires a robust external guide to prevent rod binding. This configuration uses a G1/8 port, M10x1.25 rod thread, and PT thread form. Remember that exhausting or losing air pressure will cause the rod to drift, as the cushion only decelerates and does not lock position.
Quick checklist
At 0.5 MPa, the 32 mm bore provides 402 N push and 346 N pull force. If operating at 0.7 MPa, the output increases to 563 N push and 484 N pull. The maximum theoretical force is 82 kgf at 1.0 MPa.
The cushion features a screw-tunable needle at both ends that traps a pocket of exhaust air to decelerate the piston smoothly before it strikes the end cover. You tune this based on load and speed to reduce noise and vibration; it is a deceleration device, not a mechanical lock or brake.
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