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Ihe ndọba ụgbọala
Goodwill na-enye ndị Europe na America ọkọlọtọ pulleys, nakwa dị ka dakọtara bushes na keyless mkpọchi ngwaọrụ. A na-emepụta ha na ụkpụrụ dị elu iji hụ na ọ dabara nke ọma na pulleys ma nye nnyefe ike a pụrụ ịdabere na ya. Na mgbakwunye, Goodwill na-enye ihe ndọtị omenala gụnyere nkedo ígwè, ígwè, ihe ndọtị stampụ na ihe ndị na-abaghị uru. Anyị enweela ikike nrụpụta omenala dị elu iji mepụta ngwọta pulley nke a na-akwa akwa dabere na ihe achọrọ na gburugburu ngwa. Iji gboo mkpa dị iche iche nke ndị ahịa, na mgbakwunye na eserese electrophoretic, phosphating, na mkpuchi ntụ ntụ, Goodwill na-enyekwa nhọrọ ọgwụgwọ elu dị ka eserese, galvanizing, na plating chrome. Ọgwụgwọ ndị a dị n'elu nwere ike inyekwu nguzogide corrosion na ihe ịchọ mma na pulley.
Ihe eji eme mgbe nile: Nkedo nkedo, ductile iron, C45, SPHC
Ihe osise Electrophoretic, phosphating, mkpuchi ntụ ntụ, akwa zinc
