The producing method of fine tungsten powder requires the following factors：
(1)Using lower reduction temperature.
(2)Has steady temperature range along the furnace tube.
(3)Slower boat pushing speed.
(4)Smaller boat loading amount and thiner loading layer.
(5)Larger hydrogen flow rate and lower hydrogen moisture rate.
(6)Using WO3 raw material with fine grain size.
If you have any interest in coarse tungsten powder, please feel free to contact us by email: firstname.lastname@example.org or by telephone: +86 592 5129696.