Aug 28, 2015 09:33 EDT Persistence Market Research Pvt. Ltd. The polymer matrix composites segment held the largest share in 2014 and was valued at US$ 2,728.6 Mn. The segment is expected to reach US$ 5,290.8 Mn by 2022, at a CAGR of 8.7% for the period 2015–2022. However, the metal composites segment is expected to exhibit the highest CAGR of 9.9% during the forecast period to reach US$ 1,203.4 Mn by 2022.