Smokeless firework lead powder and firing line thereof
A technology of micro-smoke lead wire and medicament, applied in the direction of ammonium perchlorate composition, fuse manufacturing, etc., can solve the problems of smokeless fireworks, air pollution, etc., and achieve good moisture-proof effect, environmental protection, and good safety performance
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Embodiment 1
[0016] Dissolve the celluloid with a mixed solvent of acetone and alcohol (the mass ratio of acetone, alcohol and celluloid is 1:3:1) to make a celluloid solution. Spray evenly on 30 parts of ammonium perchlorate with 2.5 parts of celluloid solution in parts by weight and mix well.
[0017] Mix carbon powder and nitric acid (69.2% by mass) at a mass ratio of 7:3 at room temperature and stir for 10 minutes, filter out the acid and air-dry.
[0018] Take 50 parts by weight of single-base powder, 20 parts of rare earth, the ammonium perchlorate prepared above, and 15 parts of charcoal powder prepared above, mix evenly, and pass through a 160-mesh sieve to prepare the lead agent. According to the conventional method of making the fuse, the fuse agent is wrapped and twisted into a thread with the fuse paper, and the consumption of the fuse agent is 3 grams / 1 meter of the fuse paper, and then pulped and dried to obtain the fuse. The burning speed of the fuse: 0.80m / s; the moisture ...
Embodiment 2
[0020] Dissolve the celluloid with a mixed solvent of acetone and alcohol (the mass ratio of acetone, alcohol and celluloid is 1:2:0.8) to make a celluloid solution. Spray evenly on 20 parts of ammonium perchlorate with 1.5 parts of celluloid solution in parts by weight and mix well.
[0021] Mix carbon powder and nitric acid (69.2% by mass) at a mass ratio of 7.5:3 at room temperature and stir for 20 minutes, filter out the acid and air-dry.
[0022] Take 40 parts of single-base powder in parts by weight, 10 parts of rare earth, the ammonium perchlorate prepared above, and 20 parts of carbon powder prepared above are mixed, and passed through a 160-mesh sieve to prepare the lead agent. Combed cotton yarn is used to wrap the fuse agent and twist it into a thread shape. The dosage of the fuse agent is 3 grams per 1 meter of cotton yarn, and then sizing and drying are carried out to obtain the fuse. The burning speed of the fuse: 0.78m / s; the moisture absorption rate is 0.80%. ...
Embodiment 3
[0024] Dissolve the celluloid with a mixed solvent of acetone and alcohol (the mass ratio of acetone, alcohol and celluloid is 1:4:1.2) to make a celluloid solution. Spray evenly on 40 parts of ammonium perchlorate with 3.5 parts of celluloid solution in parts by weight and mix well.
[0025] Mix carbon powder and nitric acid (69.2% by mass) at a mass ratio of 6.5:3 at room temperature and stir for 10 minutes, filter out the acid and air-dry.
[0026] Take 65 parts by weight of single-base powder, 30 parts of rare earth, the ammonium perchlorate prepared above, and 10 parts of charcoal powder prepared above, mix them evenly, and pass through a 160-mesh sieve to prepare the lead agent. Wrap the wire-leading agent with wire-leading paper and twist it into a thread shape. The dosage of the wire-leading agent is 3 grams per meter of wire-leading paper, and then paste and dry to obtain a fuse. The burning speed of the fuse: 0.81m / s; the moisture absorption rate is 0.77%.
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