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Mpịakọta ọla nchara, Mpempe akwụkwọ ọla kọpa, Mpempe akwụkwọ ọla kọpa, efere ọla kọpa
Ngosipụta ngwaahịa:
Ọla kọpa dị ọcha bụ ọla kọpa nwere oke ọla kọpa kachasị, n'ihi na ihe mejupụtara ya bụ ọla kọpa gbakwunyere ọlaọcha, ihe dị n'ime ya bụ 99.5 ~ 99.95%; ihe ndị bụ isi na-adịghị ọcha: phosphorus, bismuth, antimony, arsenic, iron, nickel, lead, iron, tin, sulfur, zinc, oxygen, wdg; eji eme ihe eji eduzi ihe, ọla kọpa dị elu, alloy dabere na ọla kọpa.
Enwere ike kewaa ọla nchara aluminom ụzọ abụọ. Otu bụ ịkpụ aluminom ọla nchara iji wepụ ihe ndị na-adịghị mma ma mee ka mmiri dị na ya dịkwuo elu, ihe a na-etinye anaghị agafe 0.5%; nke ọzọ bụ ịkpụ aluminom ọla nchara iji mee ka iguzogide nchara dịkwuo elu, nke a na-ejikarị eme ihe dị ka paịpụ na-eme ka mmiri dị n'ime ya, oke nhazi izugbe bụ Al1~6%, Zn 24 ~ 42%, na Cu 55 ~ 71%.
