Johnson screen Features Johnson screen (also known as wedge wire screen,or water well screen, or wire wrapped screen) are manufactured by a v or wedge shaped wire around an internal array of longitudinal support rods. The world advanced all-weld technolog
The impeller of the water pump is made of cast iron. The blades on the impeller of the water pump play a major role. The shape and size of the impeller are closely related to the performance of the water pump.
Electrical steel, usually referring to cold rolled electrical steel, can be divided into two major categories including grain oriented electrical steel and non-oriented electrical steel. Non-oriented electrical steel, featured by random distribution of gr