18th September 2023, 02:09 AM | #3 | |
Member
Join Date: Oct 2018
Posts: 640
|
Quote:
Green is the gangya line. The lower gangya is thicker than the upper; the lower half of the plate (blue) is either forged from, or welded to the lower gangya. The upper gangya is thinner, so the upper part of the plate (red) "floats" above it. There is tree resin under the floating plate. |
|
|
|