We offer many kinds of Elastomer Bellows Seals in both metric sizes and inch sizes, according to several international standards.
Maximum Operating Limits
l d1=12-100mm,0.500"-4.000"
l p1= 2.0 MPa
l t = -35 - 200 ºC
l Vg=20 m/s
Standard Material
l Rotary faces: carbon graphite, silicon carbide, tungsten carbide
l Stationary seats:
alumina ceramic, silicon carbide, tungsten carbide
l Bellows, secondary seals: CR, EPDM, FPM, FEPM, HNBR, NBR
l Springs, other matel components: AISI 304, 316
Φd |
Φd (mm) |
ΦD |
L1 |
ΦD1 |
L2 |
L4 |
0.500 |
12 |
0.937 |
1.187 |
1.000 |
0.312 |
0.312 |
0.625 |
14-16 |
1.093 |
1.312 |
1.250 |
0.406 |
0.312 |
0.750 |
18 |
1.218 |
1.312 |
1.375 |
0.406 |
0.312 |
0.875 |
20-22 |
1.343 |
1.375 |
1.500 |
0.406 |
0.312 |
1.000 |
24-25 |
1.500 |
1.562 |
1.625 |
0.437 |
0.375 |
1.125 |
28 |
1.625 |
1.625 |
1.750 |
0.437 |
0.375 |
1.250 |
30-32 |
1.812 |
1.625 |
1.875 |
0.437 |
0.375 |
1.375 |
33-35 |
1.875 |
1.687 |
2.000 |
0.437 |
0.375 |
1.500 |
38 |
2.000 |
1.687 |
2.125 |
0.437 |
0.375 |
1.625 |
40 |
2.250 |
2.000 |
2.375 |
0.500 |
0.375 |
1.750 |
43-45 |
2.375 |
2.000 |
2.500 |
0.500 |
0.375 |
1.875 |
48 |
2.500 |
2.125 |
2.625 |
0.500 |
0.375 |
2.000 |
50 |
2.625 |
2.125 |
2.750 |
0.500 |
0.375 |
2.125 |
53 |
2.812 |
2.375 |
3.000 |
0.562 |
0.375 |
2.250 |
55 |
2.937 |
2.375 |
3.125 |
0.562 |
0.5 |
2.375 |
60 |
3.062 |
2.500 |
3.250 |
0.562 |
0.5 |
2.500 |
63 |
3.187 |
2.500 |
3.375 |
0.562 |
0.5 |
2.625 |
65 |
3.375 |
2.750 |
3.375 |
0.625 |
0.5 |
2.750 |
70 |
3.500 |
2.750 |
3.500 |
0.625 |
0.5 |
2.875 |
73 |
3.625 |
2.875 |
3.750 |
0.625 |
0.5 |
3.000 |
75 |
3.750 |
2.875 |
3.875 |
0.625 |
0.5 |
3.125 |
80 |
4.000 |
3.125 |
4.000 |
0.781 |
0.5 |
3.250 |
/ |
4.125 |
3.125 |
4.125 |
0.781 |
0.5 |
3.375 |
85 |
4.250 |
3.125 |
4.250 |
0.781 |
0.5 |
3.500 |
/ |
4.375 |
3.125 |
4.375 |
0.781 |
0.5 |
3.625 |
90 |
4.500 |
3.250 |
4.500 |
0.781 |
0.562 |
3.750 |
95 |
4.625 |
3.250 |
4.625 |
0.781 |
0.562 |
3.875 |
/ |
4.750 |
3.375 |
4.750 |
0.781 |
0.562 |
4.000 |
100 |
4.875 |
3.375 |
4.875 |
0.781 |
0.562 |