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2 064 943

(13)

C1

(51)

IPC

(21) (22)

Application

94036714/04, 1994-09-29

(22)

Actual filing date

1994-09-29

(45)

Published

1996-08-10

(72)

Inventor

Andrianova O.A.Okhlopkova A.A.Popov S.N.Cherskij I.N.

(73)

Holder

Institut Nemetallicheskikh Materialov So RanNatsional'Nyj Nauchno-Issledovatel'Skij Tsentr Almazov, Dragotsennykh Kamnej I Samorodnogo Zolota

COMPOSITION POLYMERIC MATERIAL FOR ABRASIVE TOOL Russian patent published in 1996 - IPC

Abstract RU 2064943 C1

FIELD: polymers. SUBSTANCE: prepared material is based on polytetrafluoroethylene and diamond powder of natural origin at granularity 20-80 mcm and content 20-60 wt.-%. Material is prepared by cold pressing method under pressure 30-50 MPa followed by caking at 370 ± 5 C. Roughness of worked surface is 0.42-0.45 mcm, tool wear is 14-15 mg at heating temperature 40-45 C. EFFECT: improved quality of material. 1 tbl

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RU 2 064 943 C1

Authors

Andrianova O.A.

Okhlopkova A.A.

Popov S.N.

Cherskij I.N.

Dates

1996-08-10—Published

1994-09-29—Filed

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