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Melt Mass-Flow and Melt Volume-Flow Rate - ASTM D1238
Historical Melt Flow Rate Conditions Condition Temperature (¡ãC) Load (kg)
A 125 0.325
B 125 2.16
C 150 2.16
D 190 0.325
E 190 2.16
F 190 21.6
G 200 5
H 230 1.2
I 230 3.8
J 265 12.5
K 275 0.325
L 230 2.16
M 190 1.05
N 190 10
O 300 1.2
P 190 5
Q 235 1
R 235 2.16
S 235 5
T 250 2.16
U 310 12.5
V 310 2.16
W 285 2.16
X 315 5

The term Melt Index is commonly used in place of the Melt Flow Rate for polyethylene at 190¡ãC/2.16 kg.

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