## Abstract Für die Bestimmung des Proteingehalts der Milch, der auf Grund neuer ernährungsphysiologischer Auffassungen im letzten Dezennium stark an Bedeutung gewonnen hat, haben sich besonders die Farbstoffbindungsmethoden unter Verwendung von Orange G und Amidoschwarz 10 B international eingefüh
Untersuchungen zum Abrasiv-Gleitverschleiß nach dem Schleifpapierverfahren
✍ Scribed by U. Hemmann; B. Patzelt; L. Deters
- Book ID
- 101309871
- Publisher
- John Wiley and Sons
- Year
- 1999
- Tongue
- English
- Weight
- 205 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0933-5137
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✦ Synopsis
In this paper the grinding paper technique as a method to examine the abrasive resistance of different materials is described. Pins made from the test materials have been pressed on a roller by a normal force. The roller is covered with grinding paper. Due to the relative movement between roller and pin the pin is abraded.
The specimen materials are chromium white cast iron G-X 300 Cr Mo 15 3 with different heat treatments, five Headfield steels with different chemical compositions as well as one ferritic-perlitic steel C 45.
The response of each specimen of the chromium white iron to the heat treatment was investigated. Furthermore the effect of the proportion of the alloy elements and their influence on the abrasion resistance of the Headfield steel was tested. The ferritic-perlitic steel were used as reference material.
The results of the grinding paper rig were compared to results of tests with the REVETEST-scratch-tester. A combination of both testing methods offers the possibility to improve the abrasion resistance of materials or the use of machine parts made from the tested materials.
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