Operating Limits:
Pressure: ≤0.3MPa
Rotary Speed: ≤4500r/min
Temperature: -30℃～+150℃
Medium: Clean water, seawater,
gas engine antifreeze
Rotary Ring (Ceramic/SiC)
Stationary Ring (Plastic Carbon/Carbon/SiC)
Spring (SUS304/SUS316)
Stationary Seat (SUS304/SUS316)
Secondary Seal (nbr/EPDM/HNBR/VITON)
Rotary Ring Holder (SUS304/SUS316/Q235-A) 
|
Model
|
d (mm)
|
d1
|
d2
|
d3
|
d5
|
d7
|
l1
|
l2
|
l3
|
l4
|
l5
|
|
BYFTK-16
|
16
|
18.2
|
41
|
41.5
|
23
|
33
|
26.5
|
7.5
|
10
|
9
|
5
|
|
BYFTK-20
|
20
|
21.2
|
45
|
43.8
|
27
|
38
|
29
|
7
|
10
|
12
|
5
|
|
BYFTK-25
|
25
|
26.4
|
52
|
51
|
30.5
|
47
|
34.5
|
7
|
13
|
14.5
|
8.5
|
|
BYFTK-40
|
40
|
41.2
|
75
|
75
|
50.5
|
65
|
48.6
|
12
|
21
|
15.6
|
13
|
|
BYFTK-45
|
45
|
46.3
|
80
|
80
|
55.5
|
73.8
|
53
|
16
|
21
|
16
|
13
|
| 
