
The AirTAC Airtac B06-SCD Battery-Specific Standard Cylinder B06-SCD40X25 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, 25mm stroke, PT1/4 ports and adjustable end cushioning.
The B06-SCD40X25 is an AirTAC battery-manufacturing dedicated double-rod cylinder, mechanically identical to the standard SCD40X25. The B06- prefix simply designates its optimized supply channel for battery cell, module, and pack assembly lines. Featuring a 40mm bore and 25mm stroke, this double-acting actuator provides 739 N of thrust in both directions at 0.7 MPa.
Because the piston rod passes through both end caps, the effective area is identical on both sides, yielding equal push and pull forces. A Ø16mm rod protrudes from both ends, utilizing adjustable cushions with a 21mm length to decelerate the payload smoothly. The body length A(SCD) is 191mm, and it operates efficiently at speeds between 30-800 mm/s.
| Model | Airtac B06-SCD Battery-Specific Standard Cylinder B06-SCD40X25 |
|---|---|
| Series | SCD double-rod tie-rod cylinder |
| Bore size | Ø40 mm |
| Rod diameter | Ø16 mm (both ends) |
| Stroke | 25 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. |
| ×25 | 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.
Applies equal 739N force to align and stack battery cells precisely, using the dual rods to prevent rotation during the short 25mm clamping motion.
Transfers battery modules between conveyors with identical push and pull speeds, leveraging the through-rod design for symmetric bearing loading.
Holds battery tabs securely during ultrasonic welding, using the rear rod extension to mount a secondary sensor flag for stroke confirmation.
Select this 40mm bore when your battery handling fixture requires balanced 528 N force at 0.5 MPa in both directions without relying on a single rod. If your application demands less force, consider stepping down to the 32mm bore (345 N at 0.5 MPa); for heavier pack manipulation, the 50mm bore offers 825 N. For simple unidirectional pushing where rear tooling is unnecessary, a single-rod SC cylinder is more compact.
With a short 25mm stroke, side-load bending is minimal, but always ensure external guides carry the primary load. Replacement requires an exact match of the 40mm bore, 25mm stroke, PT1/4 port thread, basic mounting, and no magnet. Note that the adjustable air cushion only decelerates the piston near stroke end; it does not lock or hold the load. If the battery fixture must maintain position without live air pressure, an external mechanical lock or pilot-operated check valve is mandatory.
Double-rod checklist
The B06- prefix indicates this is an AirTAC battery-manufacturing dedicated variant of the standard SCD40X25. It is mechanically identical to the base model, offering the same 40mm bore, 25mm stroke, and 739N equal push/pull force at 0.7 MPa, but is designated for battery industry supply.
The double-rod design provides identical push and pull forces (528N at 0.5 MPa) because the rod area is subtracted from both chambers. It also offers better anti-rotation characteristics and allows tooling or sensors to be mounted on the rear rod, which is ideal for synchronized battery assembly tasks.
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