QQE high-quality injectors/nozzles are made with precision engineering and processes to be free of defects, ensuring maximum performance and durability. Nozzles are tested for flow, backpressure, and delivery. The Injector components are checked for proper fit with the base of the nozzle and housings. All nozzle and injector components are engineered, manufactured, and tested to be of world-class quality. We provide high purity quartz for high tech markets including the Semiconductor Quartz market.