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Ningbo Topbon Mechanical Seals Factory

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Mechanical Seal TB685 replace Burgmann MFL85N

Mechanical Seal TB685 replace Burgmann MFL85N
Mechanical Seal TB685 replace Burgmann MFL85NMechanical Seal TB685 replace Burgmann MFL85NMechanical Seal TB685 replace Burgmann MFL85NMechanical Seal TB685 replace Burgmann MFL85N
group name
Metal Bellow Mechanical Seal
Min Order
1 piece
brand name
TOPBON Mechanical Seal Manufacturer
model
TB685
update time
Wed, 22 Jan 2025 15:53:15 GMT
contact supplier

Paramtents

  • Temperature -20℃-200℃

  • Speed ≦23m/s

  • Pressure ≦2.1MPA

  • Stationary Seat TBG9

  • Rotary Ring Material CAR/SIC/TC

  • Stationary Ring Material CER/SIC/TC

  • O-Ring Material VIT, Encasulated Ring, EPDM

  • Spring & Metal Parts SUS304/SUS316

  • Application Clean Water，Sewage Water，Oil

Packging & Delivery

  • Min Order1 piece

Briefing

Replacement to:
Burgmann MFL85N Metal Bellow Mechanical Seal

Detailed

Product Introduction 
Product Size
Product Details
Product Model
Mechanical seal TB685 
Replacement to:
Burgmann MFL85N

Operational Conditions:
Temperature: -20℃ to +200℃
Pressure: ≤2.1MPa
Speed: ≤23m/s

Materials:
Stationary Ring: Silicon Carbide, TC, Cer
Rotary Ring: Silicon Carbide, Car, TC
Secondary Seal: VIT, Encasulated Ring, EPDM
Spring and Metal Parts: SUS304,SUS316 
Applications:
Clean water,
sewage water
oil and other moderately corrosive fluids
Stationary Seat:
Standard: TBG9
Alternative:
Product details
SIZE
Size/
Metric
d
D3
D2
L3
L1
16
16
30.00
27.0
10.0
32.5
18
18
32.00
33.0
11.5
30.5
20
20
33.50
35.0
11.5
30.5
22
22
36.50
37.0
11.5
30.5
24
24
39.00
39.0
11.5
28.5
25
25
39.60
40.0
11.5
28.5
28
28
42.80
43.0
11.5
31.0
30
30
45.00
45.0
11.5
31.0
32
32
46.00
48.0
11.5
31.0
33
33
48.00
48.0
11.5
31.0
35
35
49.20
50.0
11.5
31.0
38
38
52.30
56.0
14.0
31.0
40
40
55.50
58.0
14.0
31.0
43
43
57.50
61.0
14.0
31.0
45
45
58.70
63.0
14.0
31.0
48
48
61.90
66.0
14.0
31.0
50
50
65.00
70.0
15.0
32.5
53
53
68.20
73.0
15.0
32.5
55
55
70.00
75.0
15.0
32.5
58
58
71.70
78.0
15.0
37.5
60
60
74.60
80.0
15.0
37.5
63
63
79.00
83.0
15.0
37.5
65
65
84.10
85.0
15.0
37.5
68
68
87.30
90.0
18.0
34.5
70
70
87.30
92.0
18.0
42.0
75
75
95.00
97.0
18.0
42.0
80
80
98.40
105.0
18.2
41.8
85
85
104.70
110.0
18.2
41.8
90
90
111.00
115.0
18.2
46.8
95
95
114.00
120.0
17.2
47.8
100
100
117.40
125.0
17.2
47.8

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