Forged steel grinding element for ball milling

Details Forged steel grinding element for ball milling Forged steel grinding element for ball milling

1984-11-01

1987-01-06

Rosenbaum, Mark

Solid material comminution or disintegration

Apparatus

Loose grinding body comminutor

241291, B02C 1720

Patent

active

046340629

ABSTRACT:
A forged grinding element made of steel for ball milling consisting of a steel alloy containing from 0.7 to 1.0 weight percent of manganese; 0.7 to 2.2 weight percent of chromium; 0.3 to 0.6 weight percent of molybdenum, 0.5 to 2.2 weight percent of nickel and up to 0.45 weight percent of carbon, the balance iron with the usual steel impurities. This alloy has high hardness and a basic tensile strength amounting to 1300 to 1700 N/mm.sup.2. Its shape is round or polygonal such as pyramid shaped.

REFERENCES:
patent: 2069731 (1937-02-01), Trumpler
patent: 2310987 (1943-02-01), Noderer et al.

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