This standard specifies the classification requirements, test methods, inspection rules, signs, labels, packaging, transportation and storage of heavy calcium carbonate used in the paper industry. This standard applies to heavy calcium carbonate for the papermaking industry, which is produced by grinding calcite, marble or limestone as raw materials. This product is mainly used as a primer raw material in the paper industry.
HG/T 3249.1-2008 history
2013HG/T 3249.1-2013 Heavy calcium carbonate for paper industrial use
2008HG/T 3249.1-2008 Heavy calcium carbonate for paper industrial use
2002HG/T 3249-2001 Heavy calcium carbonate for industrial use