PRIMING COMPOSITION #6
SOURCE: Shimizu , page 225. Listed as "Ignition composition for twinklers."
COMMENTS: Used for strobe stars of ammonium perchlorate base to prevent nitrates from the outer priming to react with the ammonium perchlorate. The layer should be at least 1-2 mm thick.
PREPARATION (parts by weight):
|Rosin OR red gum||0.120|
|Hemp coal OR paulownia coal||0.060|
|Aluminum (fine flake)||0.030|