As a leading manufacturer of high-performance microporous membranes, Celgard is committed to operating in a manner that meets or exceeds environmental and customer standards and maintains certifications to the ISO 9001 and IATF 16949 Quality Management Systems.

We conduct an extensive series of state-of-the-art optical inspections and quantified tests throughout the production process. Additional mechanical properties testing and special characteristics testing based on customer requirements help ensure that only the highest quality products are delivered to customer testing and battery assembly facilities.

View or download certifications for specific Celgard facilities in the USA and abroad here.

Accept All Necessary Only