... filling materials for paint, printing ink, carbon, fiber, GRP, leatheroid, rubber, plastic, petroleum field(anchoring, pipeline, anticorrosion and ... volume achievable. With their spherical shape, cenospheres produce far less viscosity.4. HIGH COMPRESSIVE STRENGTH: cenospheres can ... filler industry today that can meet the requirements for low shrinkage.6.LOWTHERMAL,ELECTRICAL,AND SOUNDCONDUCTIVITY: ...