RO115064B1 - Procedeu de obţinere a unor corpuri abrazive, ceramice sau bachelitice - Google Patents

Procedeu de obţinere a unor corpuri abrazive, ceramice sau bachelitice

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Publication number
RO115064B1
RO115064B1 RO96-01842A RO9601842A RO115064B1 RO 115064 B1 RO115064 B1 RO 115064B1 RO 9601842 A RO9601842 A RO 9601842A RO 115064 B1 RO115064 B1 RO 115064B1
Authority
RO
Romania
Prior art keywords
granules
ceramic
bodies
abrasive
resulting
Prior art date
Application number
RO96-01842A
Other languages
English (en)
Inventor
Augustin Chiroi
Corneliu Dascălu
Elena Niculici
Original Assignee
S.C. "Abrom" S.A.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by S.C. "Abrom" S.A. filed Critical S.C. "Abrom" S.A.
Priority to RO96-01842A priority Critical patent/RO115064B1/ro
Publication of RO115064B1 publication Critical patent/RO115064B1/ro

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Abstract

Invenţia se referă la un procedeu de obţinere a unor corpuri abrazive, ceramice sau bachelitice, pe bază de granule din deşeuri abrazive, bachelitice, destinate utilizării în operaţii de rectificare. Intr-o primă fază a procedeului, se calcinează, la temperaturi de 600...950°C, cu palier de 5,5...6 h, deşeuri cu conţinut de AlOsau carbură de siliciu, rezultate din prelucrări mecanice. Produsul calcinat se concasează şi se spală la o temperatură de 18...20°C, după care se usucă la o temperatură de 120...150°C. Granulele uscate se sitează printr-un sistem de cinci site succesive, rezultând granulaţii de 0,1...2,5 mm. Se amestecă 45,5...55,3% granule, astfel recuperate, cu 19,6...23,7% granule proaspete de AlOsau carbură de siliciu, având o granulometrie prestabilită. Se adaugă amestecului rezultat, 13...29 % liant ceramic sau bachelitic, amestecându-se timp de 5 min şi 1... 6,5% dextrină, sub formă de leşie sau pulbere, naftalină, grafit, oxid de fier, criolit, blendă, pirită sau furfurol.
RO96-01842A 1996-09-20 1996-09-20 Procedeu de obţinere a unor corpuri abrazive, ceramice sau bachelitice RO115064B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO96-01842A RO115064B1 (ro) 1996-09-20 1996-09-20 Procedeu de obţinere a unor corpuri abrazive, ceramice sau bachelitice

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO96-01842A RO115064B1 (ro) 1996-09-20 1996-09-20 Procedeu de obţinere a unor corpuri abrazive, ceramice sau bachelitice

Publications (1)

Publication Number Publication Date
RO115064B1 true RO115064B1 (ro) 1999-10-29

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ID=64357583

Family Applications (1)

Application Number Title Priority Date Filing Date
RO96-01842A RO115064B1 (ro) 1996-09-20 1996-09-20 Procedeu de obţinere a unor corpuri abrazive, ceramice sau bachelitice

Country Status (1)

Country Link
RO (1) RO115064B1 (ro)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100363153C (zh) * 2006-01-11 2008-01-23 倪玉明 钢轨磨砂轮

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100363153C (zh) * 2006-01-11 2008-01-23 倪玉明 钢轨磨砂轮

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