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      </MaterialFraction>
      <MaterialFraction fraction="0.00432995670043299">
        <rMaterial name="materials:Titanium" />
      </MaterialFraction>
      <MaterialFraction fraction="0.00432995670043299">
        <rMaterial name="trackermaterial:T_Copper" />
      </MaterialFraction>
      <MaterialFraction fraction="0.61420385796142">
        <rMaterial name="materials:Epoxy" />
      </MaterialFraction>
      <MaterialFraction fraction="0.00432995670043299">
        <rMaterial name="materials:Polyethylene" />
      </MaterialFraction>
      <MaterialFraction fraction="0.0518994810051899">
        <rMaterial name="trackermaterial:T_FR4" />
      </MaterialFraction>
      <MaterialFraction fraction="0.0786892131078689">
        <rMaterial name="trackermaterial:T_CarbonFibreStr" />
      </MaterialFraction>
    </CompositeMaterial>
  </MaterialSection>
</DDDefinition>
