Study of rock–pin interaction in cerchar abrasivity test

•A new device was designed to measure and control testing parameters.•A new parameter is introduced to assess the abrasivity of rock samples.•The parameter includes the effect of excavated groove in rock and pin tip wear.•Classification of rocks based on a new parameter is possible in a more realist...

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Veröffentlicht in:	International journal of rock mechanics and mining sciences (Oxford, England : 1997) England : 1997), 2014-12, Vol.72, p.100-108
Hauptverfasser:	Hamzaban, Mohammad-Taghi, Memarian, Hossein, Rostami, Jamal, Ghasemi-Monfared, Hamidreza
Format:	Artikel
Sprache:	eng
Schlagworte:	Applied sciences Blasting Buildings. Public works Cutting tools Drilling Exact sciences and technology Excavation Excavators Geotechnics Measurements. Technique of testing Miners Mining Rock Soil investigations. Testing Soil mechanics. Rocks mechanics
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Beschreibung
Zusammenfassung:	•A new device was designed to measure and control testing parameters.•A new parameter is introduced to assess the abrasivity of rock samples.•The parameter includes the effect of excavated groove in rock and pin tip wear.•Classification of rocks based on a new parameter is possible in a more realistic way.
ISSN:	1365-1609 1873-4545
DOI:	10.1016/j.ijrmms.2014.09.007