Artisanat
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Vendredi 17 mai 2024
Roller Cone Bits There are rich and diverse roller bits to meet different requirements of formations and rotary speed s. The sizes of the gage diameter and the types of bit are strictly designed in accordance with the standards API Spec.7. There are not only rubber sealed bearing...
Mercredi 04 novembre 2015
Ni-Cd rechargeable battery The nickel-cadmium or NiCd battery is a rechargeable battery that uses a nickel oxide hydroxide and metallic cadmium as electrodes. Most of these batteries have the cell potential of about 1.2 volts. Since NiCd batteries are fairly cheap to produce,...
Mercredi 21 octobre 2015
Quantité : 1 set - Prix : $6000-80000 set
Over the past twenty years, in the field of crushing, mobile crushing plant has been widely used abroad, at the beginning of this century, mobile crushing plant technology was introduced into China, since then, the design level and manufacturing technology have been rapidly developed...