青青操在线视频,国产丝袜精品观看一二三区,极品尤物在线自慰,国产国拍亚洲

Based on the experienceof producing sifter, we develop the fourth generation sieving equipment-BLUE WHALE series of powder testing sifter which merge together the advantages of similar products in the market. It is preferred for the upgrade.

Through a large number of orthogonal tests, we adjust the parameters of speed and diameter, and acquire the optimal sifting performance,which improve the capacity deeply.

Horizontal opposite double drive is located outside the screen body, the screen door adopts quick opening structure, the screen grid adopts labyrinth mechanical seal,the operation is stable and the performance is reliable.

ADVANTAGES：

1)Large output , the operation is stable and the performance is reliable;

2)Horizontal opposite double drive is located outside the screen body；

3)The screen door adopts quick opening structure,simple maintenance；

4)The screen grid adopts labyrinth mechanical seal, prevent leakage.

Patent design (patent No. ZL201910746544.5),protected by National Intellectual Property Rights.