Process for manufacture of perforated slab propellant

Details Process for manufacture of perforated slab propellant Process for manufacture of perforated slab propellant

1997-11-24

2000-06-06

Silbaugh, Jan H.

Plastic and nonmetallic article shaping or treating: processes

Explosive or propellant article shaping or treating

264156, 86 11, B29C 6700

Patent

active

060714441

ABSTRACT:
A method of producing a perforation pattern in a slab of thermoplastic propellant material and the material produced includes subjecting the slab to a perforating press operation in which the press has a patterned array of fixed perforating members arranged according to a first pattern coordinated with a system for advancing and incrementally indexing the slab through the press is used to perforate the slab to create a desired second, denser perforation pattern by subjecting the slab to a series of perforation actions by the patterned array of perforating means coordinated with the indexing of the slab through the press.

REFERENCES:
patent: 5403035 (1995-04-01), Hamilton
patent: 5712445 (1998-01-01), Kassuelke et al.

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