Laurell
The Laurell EDC-HL-15 is a 650-series EDC spin processor. The Laurell EDC-HL-15 accommodates up to 300mm wafers. The Laurell EDC-HL-15 has a 12,000 RPM capability with vacuum hold-down.[1][2]

The EDC-HL-15 uses an internal bowl-shaped chamber with a bottom gutter and a clear dome lid. The system features an adjustable down-flow exhaust and drain that is monitored by the process controller. The 650-series process controller allows real-time interaction, pausing, and continuation. A proprietary labyrinth seal, pressurized with nitrogen, protects the motor and electronics. The chamber is electrically interlocked to prevent rotation when the lid is open.[1][2]
Spin coaters are used in photolithography sequences, typically after substrate cleaning and before exposure and development. The machine applies a uniform photoresist layer that is then soft-baked, exposed, and developed.
The EDC-HL-15 is suited for research and development, as well as small-volume production of semiconductor devices, MEMS, and other microelectronic components.
| Designation | Generation | Vintage | Changes | Source |
|---|---|---|---|---|
| EDC-HL-15 B | 650-series | — | Base designation stated on the source page. | web.archive.org[1] |
| EDC-HL-23B | 650-series | — | Listed by the source as another model under the same model selection area. | web.archive.org[1] |
| EDC-HL-8B | 650-series | — | Listed by the source as another model under the same model selection area. | web.archive.org[1] |
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The following facts about the EDC-HL-15 are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.
No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the EDC-HL-15 are on record.
Answerable by: OEM historical records or a trade-press announcement
The control-system platform and OS era of the EDC-HL-15 are not on record.
Answerable by: an engineer who operated it or OEM installation records
No publicly documented failure modes or field errata for the EDC-HL-15 are on record.
Answerable by: a field service engineer, process engineer, or maintenance technician
The process node or technology generation of the EDC-HL-15 is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No publicly documented compatible parts, consumables, or accessories for the EDC-HL-15 are on record.
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Last updated Oct 10, 2026.
The Laurell H6-15 is a compact HL Series spin coater designed for glove box use and specified to accommodate up to ø 300mm wafers and 9" × 9" substrates.
The Laurell WS-650-15 is a station-mounted spin coater in the 650-series that accommodates up to 300mm wafers and 9" × 9" substrates and reaches a maximum rotational speed of 12,000 RPM.
Laurell's WS-400-6NPP is a 400-series spin coater with a 400-series process controller, a 1.75" vacuum chuck, and support for wafers up to 150 mm.
The Laurell EDC-HL-23 B is a compact EDC spin processor with capacity for up to 150 mm wafers and 5 in x 5 in substrates.