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High-precision comb targets and manufacture process


WANG Lin(王林), GAO Xiu-juan(高秀娟), GONG Xiao-ze(宫小泽), LI Xiao-hui(李晓辉)

 


(Baicheng Ordnance Test Center of China,Baicheng   ,China)

 

Abstract: To fabricate the comb target with low damping and high performance-price ratio, 0.03-0.1 mm thickness aluminum foil used as the conducting medium, the upper and lower surfaces covered with 0.5-1 mm thickness plastic film, after four processes of thrusting, laminating, punching and cutting, a 500 mm×500 mm comb target is fabricated. A 155-mm projectile explosive power test is conducted. Using the newly fabricated comb target, the measured initial velocity of the fragment is 2 070 m/s. The test results show that the new comb target is of high test precision, small damping, low cost and high production efficiency, and it can measure the 2 mm×2 mm fragment’s initial velocity.

 

Key words:initial fragment velocity; net targets; comb targets; production equipment

 

CLD number: TJ410.6 Document code: A

 

Article ID: 1674-8042(2013)02-0136-03 doi: 10.3969/j.issn.1674-8042.2013.02.008

 


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