... FILTER PAPER Materialglass fiberThicknessas per your requirementSizecustomizedCharacterhigh strength,large dust holding Usagesmelting,cement,chemical industry,pharmaceuticalsSample Time5-7daysMass Production Time10-15daysPayment ... B/LCertificateISO9001 2000 COMPANY BRIEF INTRODUCTION We,Shanghai Changbo Industrial CO.,LTD ,are professionally in manufacturing filter cloth, filter bag,filter cotton ...