We DFL Minmet Refractories Corp.,as the only director of TVA(The Vermiculite Association) in Asia,ISO9001-2008 certificated company, has dealt non-mentallic minerals over 20 years, have gained high reputation among our new and old customers with stable quality, prompt delivery time,professional team, strictly inspection system and good service. Our main non-mentallic minerals are vermiculite, mica, pp fiber, sepiolite, cenosphere. Bes. minerals, we also have refractory materials (refractories bricks,etc.), cavings and bearings.sincerely hope to serve you in this field. If you have interest inour products, inform us freely.