Technical features:
· Unbalanced
· Single spring
· Bi-directional
· Elastomer bellows
· Equivalent to BT-AR
Operating limits:
· P1= 0.6 MPa
· t=-20 to 180℃
· Vg= 10m/s
Materials:
· Seal faces: carbon graphite, silicon carbide,tungsten carbide
· Stationary seats: alumina dioxide,silicon carbide,tungsten carbide
· Bellows: NBR, EPDM, VITON
· Springs and other metal parts: AISI304,316
· Secondary seals: NBR,PTFE
Size in inch:
Shaft size(mm) | d | D | DI | L | LI |
6 | 6 | 18.0 | 22.0 | 11.0 | 4.0 |
8 | 8 | 18.0 | 22.0 | 11.0 | 4.0 |
8L | 8 | 24.0 | 26.0 | 11.0 | 8.0 |
10 | 10 | 24.0 | 26.0 | 13.0 | 8.0 |
11 | 11 | 24.0 | 26.0 | 13.0 | 8.0 |
12 | 12 | 24.0 | 26.0 | 13.0 | 8.0 |
13 | 13 | 24.0 | 26.0 | 13.0 | 5.5 |
14P | 14 | 27.5 | 28.5 | 13.0 | 8.0 |
14 | 14 | 32.0 | 29.5 | 13.5 | 8.0 |
15P | 15 | 27.5 | 30.0 | 13.0 | 8.0 |
15 | 15 | 32.0 | 29.5 | 13.5 | 8.0 |
16P | 16 | 27.5 | 30.0 | 13.0 | 8.0 |
16 | 16 | 32.0 | 29.5 | 13.5 | 8.0 |
22 | 22 | 42.0 | 45.0 | 13.0 | 10.0 |
23 | 23 | 47.0 | 50.0 | 13.5 | 10.0 |
24 | 24 | 47.0 | 50.0 | 13.5 | 10.0 |
25 | 25 | 47.0 | 50.0 | 13.5 | 10.0 |
25P | 25 | 42.0 | 45.0 | 13.0 | 10.0 |
26 | 26 | 47.0 | 50.0 | 13.5 | 10.0 |
27 | 27 | 47.0 | 50.0 | 13.5 | 10.0 |
28 | 28 | 54.0 | 57.0 | 15.0 | 10.0 |
30 | 30 | 54.0 | 57.0 | 15.0 | 10.0 |
32 | 32 | 54.0 | 57.0 | 15.0 | 10.0 |
35 | 35 | 60.0 | 63.0 | 16.0 | 10.0 |
38 | 38 | 65.0 | 68.0 | 18.0 | 12.0 |
40 | 40 | 65.0 | 68.0 | 18.0 | 12.0 |
45 | 45 | 70.0 | 73.0 | 20.0 | 12.0 |
50 | 50 | 85.0 | 88.0 | 23.0 | 15.0 |
55 | 55 | 85.0 | 88.0 | 23.0 | 15.0 |
60 | 60 | 105.0 | 110.0 | 30.0 | 15.0 |
65 | 65 | 105.0 | 110.0 | 30.0 | 15.0 |
70 | 70 | 105.0 | 110.0 | 32.0 | 15.0 |