Whether to increase strength, improve stiffness, or to open up system weight saving and cost reduction opportunities, polymer reinforcements are key to compound development. Due to its accessibility, versatility, and favourable cost, glass has traditionally been the most common reinforcement additive but there are a growing number of alternative options, including virgin and recycled carbon fibre as well as a broad range of natural and mineral fibres. We take a look at some of the latest product and application developments.

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