BELLOW FLANGES
PTFE BELLOWS - GLASS TO GLASS

Bellow flanges are used to fit a bellow to a glass component. Standard Bellow are made Cast Iron. Cast Iron with Epoxy Coated, Cast Iron with PTFE coated, Aluminum, Silumin, Stainless Steel 304 & 316 and are used in FBV, VB, FB type bellow. These are provided with two holes at 180° for Distance â€" locking bolts and are supplied with a split ring.

Cat.Ref.
DN
D
D1
D2
D3
L
L1
L2
 BF1*
25
95
43
51
33
7
3
6
 BF1.5*
40
110
58
66
45
7
3
6
 BF2*
50
120
70
81
57
7
3
6
 BF3*
80
155
101
112
84
7
3
6
 BF4*
100
200
134
148
113
8
3
6
 BF6*
150
275
186
196
164
8
3
6
 BF9*
225
350
260
282
234
8
3
6
 BF12
300
425
342
363
310
10
5
8

Drilling details

Cat.Ref.
PCD
nxdØ
nxdØ
 BF1
70
3 x 9Ø
2 x 9Ø
 BF1.5
86
3 x 9Ø
2 x 9Ø
 BF2
98
3 x 9Ø
2 x 9Ø
 BF3
133
6 x 9Ø
2 x 9Ø
 BF4
178
6 x 9Ø
2 x 9Ø
 BF6
254
6 x 9Ø
2 x 9Ø
 BF9
310
8 x 11Ø
2 x 9Ø
 BF12
395
10 x 11Ø
2 x 11Ø

* marked items are available fast.