The Argex quality system is covered by an ISO 9001:2000 certificate.


CE certificate no. 0965-CPD-GT0 525:

Certificate of the production check within the company (FPC) with monitoring based on the European standards EN 13055-1 “Lightweight aggregates for concrete and mortar” and EN13055-2 “Lightweight aggregates – Part 2: lightweight grains for bituminous mixtures and surface treatments, and for bound and unbound applications”; issued to Argex by the CRIC on 1 June 2004 and since then annually renewed.

KOMO:
Product certificate for lightweight aggregate, based on BRL 2501:2000 and issued by Intron.


Technical specifications:
The lightweight aggregate meets the following norms:
NEN-EN 13055-1:2002
NEN 3543

Belgian Building Materials Decree:
Certificate no. GK-001/3, “Environmentally sound quality of expanded clay grains for non-regulated application in works”, issued on 01.09.2003 and valid till and including 01.09.2006, issued by INTRON Certificatie BV based on BRL 9315 of 07.03.2000 and amendment sheet of 24.07.2002.

The grains intended for hydroculture meet the conditions set in 'Staatliche Versuchsanstalt für Gartenbau Weihenstephan. Methoden von Dr. P. Fisher & Prof. Dr. Penningsfeld’.