Assembled Roving

With more than 45 years of experience in the assembled rovings market, Johns Manville is a true industry leader. Our MultiStar® rovings are manufactured by winding E-glass fibers of different spinning cakes together to form a roving package suitable for unwinding and choppable in different composites processes. Johns Manville MultiStar® rovings can be used for a wide range of technical processes to create composites.  

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