
The AirTAC Airtac B06-SCD Battery-Specific Standard Cylinder B06-SCD50X350 is a genuine double-acting DOUBLE-ROD air cylinder: the Ø20mm piston rod extends from BOTH end caps, giving equal effective area — and therefore equal force — in push and pull. Ø50mm bore, 350mm stroke, PT1/4 ports and adjustable end cushioning.
The B06-SCD50X350 is AirTAC's battery-manufacturing dedicated variant of the standard SCD50X350 double-rod cylinder, featuring identical internal mechanics but designated for cell and pack assembly lines. The through-rod design yields exactly 825 N of thrust in both directions at 0.5 MPa, preventing the force asymmetry found in single-rod units.
Equipped with a 20 mm diameter rod extending through both end caps and adjustable cushions spanning 21 mm, it provides stable dual-side actuation over its 350 mm stroke. The retracted length relies on the 207 mm body length A(SCD), making the overall assembly longer than a comparable single-rod SC cylinder.
| Model | Airtac B06-SCD Battery-Specific Standard Cylinder B06-SCD50X350 |
|---|---|
| Series | SCD double-rod tie-rod cylinder |
| Bore size | Ø50 mm |
| Rod diameter | Ø20 mm (both ends) |
| Stroke | 350 mm |
| Rod configuration | Double rod — rod through both caps |
| Acting type | Double acting |
| Port size | PT1/4 |
| Rod thread | M16×1.5 |
| 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 | Adjustable, 21 mm |
| Max stroke | Up to 1200 mm |
Specifications follow the official AirTAC SCD (double-rod) datasheet. Because the rod runs through both caps, the effective area is (bore² − rod²) in both directions. Confirm against the product label before installation. Thread options: PT (standard) / G.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 825 N | 825 N |
| 0.7 MPa | 1155 N | 1155 N |
| Max (@1.0 MPa) | 168 kgf | |
Push and pull are EQUAL on a double-rod cylinder — both chambers lose the rod area, so effective area = (bore² − rod²) each way. Actual usable force is lower than theoretical due to friction and back-pressure; size with a safety margin.
| SCD | Double-rod tie-rod cylinder series (rod out both ends). |
|---|---|
| 50 | Bore size in mm. |
| ×350 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related types: SC (single rod), SCJ (adjustable stroke), SCT (multi-position). SCD mounting: Basic, FA, LB, TC, TCM1. Seals: TPU standard / H = Viton / N = NBR. Thread: blank = PT, G = G thread.
Provides equal push and pull force for pressing and aligning battery cells during module stacking, ensuring consistent pressure without directional force drop.
Drives a dual-ended shuttle mechanism for moving battery trays between conveyor stations, using the rear rod for a secondary stopper or tooling mount.
Applies symmetrical clamping pressure on battery tabs during ultrasonic welding, utilizing the anti-rotation benefits of the through-rod for precise electrode alignment.
Choose this 50 mm bore when an application demands 825 N of symmetrical force at 0.5 MPa. If your battery stacking process requires less thrust, stepping down to the 40 mm bore provides 528 N each way, whereas moving up to the 63 mm bore offers 1402 N for heavier pack manipulation.
For a 350 mm stroke, the extended unsupported rod is susceptible to bending under lateral loads; employ an external guide rail or a dedicated guided cylinder to prevent rod damage. To replace this unit, match the 50 mm bore, 350 mm stroke, PT1/4 port thread, basic mounting configuration, and confirm whether a magnetic piston (-S) is required.
Double-rod checklist
The B06- prefix indicates this is a battery-manufacturing dedicated cylinder. Mechanically, the B06-SCD50X350 is identical to the standard SCD50X350, offering the same 825 N force, 20 mm rod, and 350 mm stroke, but is cataloged for cell and pack assembly lines.
The double-rod design ensures push and pull forces are equal at 825 N (0.5 MPa) because the 20 mm rod area is subtracted from both chambers. It also provides better rod guidance, anti-rotation capability, and a rear rod for mounting secondary tooling or sensors.
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