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Blower Series
Huafeng Three-lobe Roots
Structure of Model 3L-WD
Performance Table
Typical Application of Products
Figure of Appearance
Schematic Diagram for Noise Test
Performance test site
Example of Application
Vacuum pump series
Crude Vacuum Series
High vacuum Series
Roots vacuum unit
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0086-513-82220739
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E-mail:
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Web site:
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Structure of Model 3L-WD
No.
Name
Material
Quantity
No.
Name
Material
Quantity
No.
Name
Material
Quantity
1
Shell
HT200
1
10
Seal ring in the driving end
Butyronitrile rubber
2
19
Sleeve
45
1
2
Impeller
HT200
2
11
Sleeve of bearing
45
2
20
Terminal cover
A3
1
3
Drive shaft
45
1
12
Cap of drive bearing
HT200
1
21
Flat key
45
1
4
driven shaft
45
1
13
Cap of driven bearing
HT200
1
22
plug
35
1
5
Side plate in the driving end
HT200
1
14
Z-shaped seal ring
Butyronitrile rubber
1
23
Oil scale
1
6
Side plate in the gear end
HT200
1
15
Gear
SCM435
2
24
Exhaust
Plastic
1
7
Driven bearing
SUJ2
2
16
Lock washer of gear
A3
2
25
Grease cup
C3604
2
8
Drive bearing
SUJ2
2
17
Lock nut of gear
SS400
2
26
seal gasket of gear box
Fish paper
1
9
Seal ring in the gear end
Butyronitrile rubber
2
18
Gear box
HT200
1
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