Conversion chart for the normal viscosities (DIN 4 mm cups) into the ISO (4,5 and 6 mm) cups:

The values in the table are flow times in seconds (0.5 seconds has been rounded up to a full second).

DIN-Cup

4mm

(DIN 53211)

ISO-Cup

4 mm

(ISO 2431)

ISO-Cup

5 mm

(ISO 2431)

ISO-Cup

6 mm

(ISO 2431)

-

-
-

30

50

60

-

-

-

-

-

-

25

30

33

72

91

-

32

39

44

-

-

-

35

40

45

-

-

-

46

54

61

-

-

31

50

60

65

-

-

-

68

82

89

34

41

44

70

80

90

-

-

-

96

-

-

47

54

61

100

105

110

-

-

-

-

-

-

67

70

73

120

135

150

-

-

-

-

-

-

80

90

100


 
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