Glycol Freeze & Burst Charts

Ethylene Glycol Solutions
Vol. % Wt. % Freeze Point (°F) Burst Point (°F)
0 0.0 32 32
5 5.6 29 27
10 11.2 26 23
15 16.6 22 17
20 22.0 16 8
25 27.3 10 -2
26 28.4 9 -4
27 29.4 8 -6
28 30.5 6 -9
29 31.5 5 -11
30 32.6 4 -14
31 33.6 3 -16
32 34.7 1 -20
33 35.7 0 -25
34 36.7 -2 -33
35 37.7 -3 -45
36 38.8 -5 < -60
37 39.8 -7 < -60
38 40.8 -9 < -60
39 41.9 -11 < -60
40 42.9 -13 < -60
41 43.9 -15 < -60
42 44.9 -17 < -60
43 46.0 -19 < -60
44 47.0 -21 < -60
45 48.0 -24 < -60
46 49.0 -26 < -60
47 50.0 -29 < -60
48 51.0 -31 < -60
49 52.0 -33 < -60
50 53.0 -36 < -60
55 57.9 -50 < -60
60 62.8 < -60 < -60
Propylene Glycol Solutions
Vol. % Wt. % Freeze Point (°F) Burst Point (°F)
0 0.0 32 32
5 5.2 29 27
10 10.5 26 22
15 15.6 23 19
20 20.8 19 11
25 25.9 14 -1
26 27.0 13 -4
27 28.0 12 -7
28 29.0 10 -10
29 30.1 9 -14
30 31.1 8 -18
31 32.1 7 -21
32 33.1 5 -24
33 34.1 4 -30
34 35.1 2 -38
35 36.1 1 -46
36 37.2 -1 -53
37 38.2 -3 -60
38 39.2 -4 < -60
39 40.2 -6 < -60
40 41.2 -8 < -60
41 42.2 -10 < -60
42 43.2 -12 < -60
43 44.2 -14 < -60
44 45.2 -16 < -60
45 46.2 -18 < -60
46 47.2 -21 < -60
47 48.2 -23 < -60
48 49.2 -26 < -60
49 50.2 -28 < -60
50 51.2 -31 < -60
55 56.2 -46 < -60
60 61.2 < -60 < -60

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