This standard specifies the physical and mechanical properties, flame retardant properties, dimensions, markings, joints, storage and transportation, appearance quality and test methods of flame-retardant conveyor belts with fabric core structures used in coal mines. This standard is mainly applicable to fabric core flame retardant conveyor belts in coal mines.
HG 2805-1996 history
2012HG/T 2805-2012 Solid woven fire resistant conveyor belts for underground mining
1996HG 2805-1996 Textile core fire retardant conveyer belt used in coal mine well
HG 2805-1996 Textile core fire retardant conveyer belt used in coal mine well was changed to HG/T 2805-2012 Solid woven fire resistant conveyor belts for underground mining.