... to trough,anti-bent,suitable distance,heavy load and high-speed convying materials.Use:Conveying materials in coal,mine,harbour,matallurgy ... rigid structurt,Antitearing iron ring structure. Standard of steel cord conveyor beltTypeStandard and main technicalconventionalGB/T 9770 DIN 22131fire-resistantMT 668 ... 50*10-6m3/m3 40°C/72h No chap coals conveyor belt coals belt