HB 5347-1986
Fused white corundum powder for investment casting (English Version)

Standard No.

HB 5347-1986

Language

Chinese, Available in English version

Release Date

1986

Published By

Professional Standard - Aviation

Latest

HB 5347-1986

Scope

This standard is applicable to white corundum powder used for the surface layer of investment casting shells. It is made of industrial alumina powder as the main raw material, which is melted at high temperature in an electric arc furnace, cooled and crystallized, then crushed, and processed and screened.

HB 5347-1986 history

• 1986 HB 5347-1986 Fused white corundum powder for investment casting