Profile: H.C. Materials Corp. is engaged in the development and manufacture of high-performance single crystals. We specialize in piezoelectric PMN-PT crystal products. We manufacture piezoelectric crystal products for acoustic transduction devices such as actuators, sensors, ultrasonic imaging transducers, underwater acoustics, active vibration control, transformers, optics, and bulk acoustic wave devices for telecommunications. Our crystal products include plates, wedges, discs, cylinders, rings, tubes and cubes. We also provide synthetic fluorine mica, platinum crucible, rare earth compounds and optical crystals.