This part of JB/T 8432 specifies the types and basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of on-site mixed heavy ammonium fuel oil truck products. This section applies to on-site mixed loading of heavy ammonium oil explosives trucks (hereinafter referred to as loading trucks). This charging truck is mainly used for on-site mixing and loading of granular ammonium oil, emulsified and heavy ammonium explosives into dry holes and water holes during mining or engineering blasting operations in open-pit mines such as metallurgy, coal, building materials, non-ferrous metals, chemical industry, water conservancy, etc.