
The AirTAC Airtac B06-SCD Battery-Specific Standard Cylinder B06-SCD50X900S 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, 900mm stroke, PT1/4 ports and adjustable end cushioning.
The B06-SCD50X900S is a battery-manufacturing dedicated variant of the standard AirTAC SCD50X900S double-rod cylinder. The B06- prefix denotes its application in battery cell, module, and pack assembly lines, though mechanically it shares the exact same physical specs as the base model. As a double-acting, double-rod actuator, the piston rod protrudes through both end caps, providing equal thrust in both directions at 825 N when operating at 0.5 MPa.
Equipped with a built-in magnet (-S), this cylinder supports CMSG, DMSG, or EMSG sensors for position feedback along its 900 mm stroke. The Ø20 mm rod on both ends ensures symmetric bearing loading and superior anti-rotation characteristics compared to single-rod designs. It features adjustable cushions with a 21 mm length to decelerate the piston smoothly at stroke ends, and its retracted body length A(SCD) is 207 mm, which is longer than a comparable single-rod SC cylinder.
| Model | Airtac B06-SCD Battery-Specific Standard Cylinder B06-SCD50X900S |
|---|---|
| Series | SCD double-rod tie-rod cylinder |
| Bore size | Ø50 mm |
| Rod diameter | Ø20 mm (both ends) |
| Stroke | 900 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. |
| ×900 | 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.
Drives precision stacking mechanisms in prismatic cell assembly, using the dual-rod design to maintain non-rotating alignment of delicate separators and electrodes over the long 900 mm travel.
Actuates a two-sided shuttle table for moving battery modules between welding stations, leveraging the equal push and pull force to ensure consistent cycling speeds in both directions.
Positions battery packs for tab welding with rear-mounted tooling and a sensor flag, utilizing the built-in magnet to confirm exact 900 mm extension for robotic welding accuracy.
This 50 mm bore is a strong fit when you need 825 N of force both ways at 0.5 MPa but want to avoid the bulk of a 63 mm bore (which provides 1402 N). If your battery handling line requires less force, stepping down to a 40 mm bore yields 528 N. Because this model features a 900 mm stroke, the long unsupported rod is susceptible to bending under side loads; for heavy or offset tooling, an external guide rail or a dedicated guided cylinder is strongly recommended rather than relying solely on the through-rod for support.
If you do not need rear-side tooling or equal bi-directional force, a standard single-rod AirTAC SC cylinder is a lighter and more compact alternative. When ordering a replacement for this unit, verify a 5-point match: 50 mm bore, 900 mm stroke, PT port thread, basic mounting (or the required SCD accessory like F-SC50LB), and the -S magnet option. Note that air pressure loss will cause the piston to drift or drop, as the adjustable cushion only decelerates the piston and does not act as a locking brake.
Double-rod checklist
The B06- prefix indicates that this SCD50X900S cylinder is part of AirTAC's battery-manufacturing dedicated line. It is mechanically identical to the standard SCD50X900S, featuring the same 50 mm bore, 900 mm stroke, and 825 N equal push/pull force at 0.5 MPa, but is specified for battery cell, module, and pack assembly applications.
The double-rod design provides identical 825 N force in both the push and pull directions at 0.5 MPa, which is essential for symmetric shuttle operations. The through-rod also offers better anti-rotation resistance and allows you to mount tooling or a sensor flag on the rear side, which is not possible on a single-rod SC cylinder.
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