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Title: Equipment for Tory II-A fuel element fabrication

Technical Report ·
DOI:https://doi.org/10.2172/4341714· OSTI ID:4341714

Declassified 27 Nov 1973. A description is given of the equipment for fabrication of beryllia ceramic fuel elements that are designed for a Tory II-A reactor experiment. The fabrication process has been physically subdivided into five principal areas: powder preparation, hot pressing, machining, aimealing, and control areas. Powder preparation comprises weighing, mixing, drying, calcining, screening, and batching. Hot press operations include die loading, hot pressing, cooling, unloading, and cleaning. Machine operations required are surface grinding, coring, and edge grinding. The annealing of fuel plates to reduce pressed-in strains and to enhance their fuel retention characteristics is carried out in a hydrogen atmosphere furnace. Principal equipment items used for control of dimensions and composition are as follows: specific gravity balance, Zyglo test kit, optical comparator, transpiration furnace, x-ray spectrometer, and spectrographic laboratory. (auth)

Research Organization:
North American Aviation, Inc., Canoga Park, CA (United States). Atomics International Div.
Sponsoring Organization:
US Atomic Energy Commission (AEC)
DOE Contract Number:
AT(11-1)-GEN-8
NSA Number:
NSA-29-018791
OSTI ID:
4341714
Report Number(s):
NAA-SR-5263
Resource Relation:
Other Information: Declassified 27 Nov 1973. Orig. Receipt Date: 30-JUN-74
Country of Publication:
United States
Language:
English