Tungsten Carbide Coal Cutter Picks
Multiattribute failure analysis of coal cutting picks on ...
· Abrasive wear (zone A) and adhesive wear (zone B) at the Tungsten carbide pick tip surface. Download : Download highres image (226KB) Download : Download fullsize image; Fig. 13. A cracking at the interface of the tungsten carbide tip of the pick and steel body, which followed by complete separation of the tip of the pick.
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Characterization of Wear Mechanisms in Distorted Conical Picks After Coal Cutting ...
· Tungsten carbide is manufactured by mixing pure tungsten powder with pure carbon at a high temperature of around 1500 °C in a vacuum or in presence of hydrogen (Rajput 2007; Tulhoff 2000). {text{W}} + {text{C}} to {text{ WC}} ... A similar process can be observed in the CC tip of the pick after coal cutting.
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