
The AirTAC Airtac B06-SCD Battery-Specific Standard Cylinder B06-SCD40X350 is a genuine double-acting DOUBLE-ROD air cylinder: the Ø16mm piston rod extends from BOTH end caps, giving equal effective area — and therefore equal force — in push and pull. Ø40mm bore, 350mm stroke, PT1/4 ports and adjustable end cushioning.
The B06-SCD40X350 is an AirTAC double-acting, double-rod cylinder where the B06- prefix designates it as a battery-manufacturing dedicated variant of the standard SCD40X350. Mechanically identical to the base model, it features a 40 mm bore and a 350 mm stroke, delivering an equal push and pull force of 528 N at 0.5 MPa. Because the Ø16 mm piston rod passes through both end caps, the effective pressure area is identical in both directions, ensuring perfectly symmetric thrust and speed.
This through-rod design is highly beneficial for battery cell stacking and module handling, as it allows tooling to be mounted on both ends and provides superior rod guidance with better anti-rotation characteristics than a single-rod cylinder. The unit features adjustable cushions with a 21 mm length on both ends to decelerate the piston smoothly, and its retracted body length is based on the SCD-specific A dimension of 191 mm, which is longer than an equivalent single-rod SC cylinder.
| Model | Airtac B06-SCD Battery-Specific Standard Cylinder B06-SCD40X350 |
|---|---|
| Series | SCD double-rod tie-rod cylinder |
| Bore size | Ø40 mm |
| Rod diameter | Ø16 mm (both ends) |
| Stroke | 350 mm |
| Rod configuration | Double rod — rod through both caps |
| Acting type | Double acting |
| Port size | PT1/4 |
| Rod thread | M12×1.25 |
| 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, 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 | 528 N | 528 N |
| 0.7 MPa | 739 N | 739 N |
| Max (@1.0 MPa) | 108 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). |
|---|---|
| 40 | 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 non-rotating, dual-sided actuation for aligning and pressing battery cells during module stacking, ensuring precise electrode tab alignment.
Drives symmetrical shuttle mechanisms in pack assembly lines, using the equal push/pull force to maintain consistent indexing speeds in both directions.
Mounts forming or pressing tools on both rod ends to execute simultaneous operations on battery busbars or interconnects within the same cycle time.
Choose this 40 mm bore when your battery assembly line needs 528 N of force in both directions. If your application requires less thrust, stepping down to a 32 mm bore yields 345 N each way, while upgrading to a 50 mm bore provides 825 N. If you do not require rear-end tooling, equal thrust, or anti-rotation, a standard single-rod AirTAC SC cylinder is a lighter and more compact alternative. For applications involving significant side loads, a dedicated guided cylinder is recommended over relying solely on the through-rod.
With a 350 mm stroke, the unsupported rod length increases, making the cylinder more susceptible to bending under offset loads. Always use an external guide rail to support the load and prevent rod damage. When replacing this unit, ensure the 5-point match is correct: 40 mm bore, 350 mm stroke, PT1/4 port thread, basic mounting (or the correct SCD accessory like F-SC40LB), and no built-in magnet.
Double-rod checklist
The B06- prefix indicates this is a battery-manufacturing dedicated cylinder. It is mechanically identical to the standard AirTAC SCD40X350, offering the same 40 mm bore, 350 mm stroke, and 528 N equal push/pull force, but is designated for battery cell, module, and pack assembly applications.
The double-rod design provides identical thrust in both directions (528 N at 0.5 MPa), better rod guidance, and anti-rotation resistance. It allows you to mount tooling or a sensor flag on the rear rod, which is ideal for battery line synchronization. Note that the adjustable cushions only decelerate the piston at stroke ends; they do not lock or hold the load if air pressure is lost.
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