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Insulators
Ceramic filters used for melting of cast-iron and other metals.
Sizes
/mm/
Number of openings
Diameter of opening D /mm/
Total surface of openings
/mm
2
/
Per-
vious-
ness
A
B
C
+0
55
-1,8
+0
55
-1,8
+0
12,7
-0,7
314
+0,15
2,5
-0,15
1,541
65
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