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WhatsApp: +86 18838072829The invention provides a planetary ball mill which comprises a speed regulating motor (1), a small belt pulley (2) connected with the speed regulating motor (1), a first belt (3) connected with the small belt pulley (2), a second belt (4) connected with the small belt pulley, a first large belt pulley (5) connected with the first belt (3), a second large belt pulley (6) connected with the ...
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