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Thermoplasticity for coal blends of Goonyella high-coking coal and Witbank slightly coking coal was evaluated by dynamic viscoelastic technique using a temperature-variable rheometer. As the weight ratio of Witbank coal in the blend increases, the thermoplasticity at a heating rate of 3 °C/min apparently decreased, compared to that for Goonyella coking coal alone. In the case of 30 wt.% Witbank coal,...
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