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Carbon composites were prepared by blending sawdust and petroleum pitch in a proportion of 50:50wt% and then moulding and carbonising them up to 900°C. The sawdust reacted with the pitch during the processing of the composite, giving rise to an isotropic and highly distorted material. Treatment of the sawdust with sulphuric acid caused important changes in the composition of the filler, the resultant...
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