Lapping Machine #3

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opened 2025-05-22 19:47:24 +00:00 by rahix · 1 comment

rahix commented

2025-05-22 19:47:24 +00:00

Owner

⇒ Wikipedia

For us, a lapping machine is mainly useful for precisely grinding away the surface of an IC package or even layers of the die itself.

Ideally we can find one for cheap second-hand.

⇒ [Wikipedia](https://en.wikipedia.org/wiki/Lapping) <a title="The original uploader was Darrensavery at English Wikipedia., CC BY-SA 3.0 <http://creativecommons.org/licenses/by-sa/3.0/>, via Wikimedia Commons" href="https://commons.wikimedia.org/wiki/File:Logitech_Lapping_Machine_Jig.jpg"><img width="512" alt="Logitech Lapping Machine Jig" src="https://upload.wikimedia.org/wikipedia/commons/8/86/Logitech_Lapping_Machine_Jig.jpg?20061201192228"></a> For us, a lapping machine is mainly useful for precisely grinding away the surface of an IC package or even layers of the die itself. Ideally we can find one for cheap second-hand.

rahix added the

Type

Equipment

label 2025-05-22 19:47:24 +00:00

forgejo-actions commented

2025-05-22 19:47:30 +00:00

Partial Techtree

flowchart BT

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    classDef dependant fill:#fff, stroke:#888, color:#888;
    classDef dep_missing fill:#fcc, stroke:#800, color:#000;
    classDef dep_assigned fill:#ffa, stroke:#a50, color:#000;
    classDef dep_completed fill:#afa, stroke:#080, color:#000;
    0:::eoi
    0["<a href='https://git.fa-fo.de/fafo/techtree/issues/3' target='_blank'>#3</a> | MISSING\n<i>Equipment</i>\n<b>Lapping Machine</b>"]
    1:::dependant
    1["<a href='https://git.fa-fo.de/fafo/techtree/issues/1' target='_blank'>#1</a> | MISSING\n<i>Process</i>\n<b>Chip Decapping</b>"]
    2:::dependant
    2["<a href='https://git.fa-fo.de/fafo/techtree/issues/2' target='_blank'>#2</a> | MISSING\n<i>Process</i>\n<b>Chip Delayering</b>"]
    1 --> 0
    2 --> 0

Digest: 59f5f086bc352a69aa1336ddda860c49618e39a499245165d983228cb0b412a8; Last Updated: 2025-05-25 15:31:08

## Partial Techtree ```mermaid flowchart BT classDef eoi fill:#fff, stroke:#000, color:#000; classDef dependant fill:#fff, stroke:#888, color:#888; classDef dep_missing fill:#fcc, stroke:#800, color:#000; classDef dep_assigned fill:#ffa, stroke:#a50, color:#000; classDef dep_completed fill:#afa, stroke:#080, color:#000; 0:::eoi 0["<a href='https://git.fa-fo.de/fafo/techtree/issues/3' target='_blank'>#3</a> | MISSING\nEquipment\nLapping Machine"] 1:::dependant 1["<a href='https://git.fa-fo.de/fafo/techtree/issues/1' target='_blank'>#1</a> | MISSING\nProcess\nChip Decapping"] 2:::dependant 2["<a href='https://git.fa-fo.de/fafo/techtree/issues/2' target='_blank'>#2</a> | MISSING\nProcess\nChip Delayering"] 1 --> 0 2 --> 0 ``` Digest: 59f5f086bc352a69aa1336ddda860c49618e39a499245165d983228cb0b412a8; Last Updated: 2025-05-25 15:31:08

rahix added a new dependency 2025-05-22 19:47:34 +00:00

#1 Chip Decapping

rahix added the

Needs Documentation

label 2025-05-22 20:09:36 +00:00

rahix added a new dependency 2025-05-22 20:16:58 +00:00

#2 Chip Delayering

rahix referenced this issue

2025-05-25 13:38:06 +00:00

Chip Decapping #1

rahix removed the

Needs Documentation