1.resined materials(phonel, funan, antimony) 2.high denisty and compressive 3.high temperature and wear durable 4.low price high density for graphite seal ring,carbon ... .pumps, mixers, blenders, agitators, refrigeration compressors, blowers, fans,and other rotary shaft equipment2.pulp and paper, food processing, water, wastewater, refrigeration, chemical processing ...