Wafer processing represents 44.0% of application demand and high-purity PBN accounts for 71.0% of grade sales in 2025. The pyrolytic boron nitride market was valued at USD 233.5 million in 2025, is projected to reach USD 384.0 million by 2035 and is forecast to post a 5.1% CAGR between 2025 and 2035.