Quote:
Coarse marble flour 170 lb.
Orange flake shellac 19-1/2 lb.
Durite phenolic resin LR275-2 7-1/2 lb.
Medium - color (grade G) rosin 3-1/4 lb.
Denatured alcohol 9 liters
Malachite Green aniline dye 10 g.
(Just for reference: the above recipe yielded enough cement to put bases on
23,000 Type 50 tubes. The dye gave a rough indication of curing temperature by
losing its color near the desired 150ºC....
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I sure wish I had 23,000 type 50 tubes to try it out on
