Lookup Table Polyol/Isocyanate Blend
Isocyanate = 100 - Polyol
NCO, %
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
Polyol OH number
10
96.4
96.7
97.0
97.2
97.4
97.6
97.7
97.8
98.0
98.1
98.2
98.3
98.4
98.5
93.0
93.6
94.1
94.5
94.9
95.2
95.5
95.8
96.0
96.2
96.6
96.8
97.1
89.9
90.7
91.4
92.0
92.6
93.4
93.8
94.4
94.7
95.1
95.3
95.7
87.0
88.0
88.9
89.7
90.3
90.9
91.9
92.3
92.7
93.3
93.9
94.3
84.2
85.4
86.5
87.4
88.2
89.5
90.1
90.6
91.0
91.8
92.1
92.5
92.8
60
81.6
83.0
85.2
86.2
87.7
88.3
89.4
91.1
91.7
70
79.2
80.7
82.1
83.2
85.1
85.9
86.6
87.3
87.9
88.4
89.3
89.8
90.5
80
76.9
78.6
80.0
81.3
82.4
83.3
85.0
85.7
86.4
87.5
88.5
90
74.8
76.5
78.0
79.4
80.6
82.6
83.4
84.9
85.6
86.7
87.2
88.1
100
72.7
74.6
76.2
77.6
78.9
81.0
81.9
82.8
83.5
84.8
86.0
110
70.8
74.4
75.9
77.2
78.4
79.5
80.5
81.4
82.2
82.9
83.6
85.3
85.8
120
69.0
71.0
74.3
75.7
79.1
80.9
84.7
130
67.2
69.3
71.1
74.2
75.5
76.6
77.7
78.7
79.6
80.4
81.2
82.5
83.1
83.7
140
65.6
67.7
69.6
71.2
74.1
75.3
76.4
77.4
150
64.0
66.2
68.1
69.8
71.3
74.0
75.1
80.3
160
62.5
64.7
66.7
68.4
70.0
71.4
73.9
75.0
76.0
77.8
79.3
170
61.1
63.3
65.3
67.1
68.7
70.2
71.5
73.8
74.9
75.8
76.7
77.5
78.3
79.0
79.7
180
59.7
62.0
65.8
67.5
70.3
71.6
77.3
190
58.4
60.7
62.7
64.6
66.3
67.8
69.2
70.5
73.7
74.7
76.3
77.1
200
57.1
59.5
61.5
63.4
65.1
69.4
70.6
71.7
75.4
220
54.8
59.3
61.2
62.9
64.5
66.0
67.3
68.6
69.7
71.8
73.6
75.2
240
52.6
55.0
59.1
60.9
65.4
67.9
71.9
73.5
260
50.6
53.0
55.2
58.9
60.6
62.1
63.6
64.9
66.1
68.3
280
48.8
51.2
53.3
55.3
58.8
60.4
61.8
63.2
64.4
70.4
300
47.1
49.4
51.6
53.6
55.4
58.7
60.2
62.8
320
45.5
47.8
50.0
52.0
53.8
55.6
58.6
60.0
61.3
65.7
67.6
340
44.0
46.3
48.5
50.5
52.3
54.1
55.7
58.5
59.8
62.2
64.3
360
42.6
44.9
49.1
50.9
54.2
63.0
380
41.2
43.6
45.7
47.7
49.6
51.3
52.9
54.4
55.8
59.6
61.7
63.7
400
40.0
42.3
44.4
46.4
48.3
53.1
54.5
55.9
58.3
60.5
420
38.8
41.1
43.2
45.2
50.4
51.9
54.7
59.4
440
37.7
42.1
44.1
45.9
47.6
49.2
50.7
52.2
53.5
56.0
58.2
460
36.7
38.9
41.0
43.0
44.8
46.5
48.1
51.1
52.4
53.7
54.9
56.1
59.2
480
35.7
37.9
41.9
43.8
48.6
51.4
58.1
500
34.8
37.0
39.0
40.9
42.7
46.0
49.0
50.3
52.8
54.0
55.1
520
33.9
36.1
38.1
41.8
43.5
45.1
46.6
48.0
56.2
540
33.1
35.2
37.2
39.1
45.6
48.4
49.7
52.1
53.2
560
32.3
34.4
36.4
38.2
41.7
44.7
46.2
47.5
54.3
580
31.5
33.6
35.6
37.4
39.2
40.8
42.4
43.9
45.3
47.9
52.5
600
30.8
32.8
36.6
38.4
41.6
45.8
620
30.1
32.1
34.0
35.9
37.6
42.2
45.0
50.8
51.8
640
29.4
31.4
33.3
35.1
36.8
38.5
41.5
42.9
44.2
46.7
48.9
51.0
660
28.8
32.7
39.3
40.7
43.4
48.2
680
28.2
32.0
33.8
35.4
38.6
41.4
47.4
49.5
700
27.6
29.5
42.0
720
27.0
28.9
32.5
34.1
41.3
740
26.5
28.4
30.2
31.9
33.5
38.0
40.6
43.1
760
26.0
27.8
29.6
31.3
32.9
34.5
36.0
38.7
780
25.5
27.3
29.1
32.4
39.4
46.1
800
25.0
26.8
28.6
31.8
36.2
37.5
820
24.5
26.3
28.1
29.7
34.2
36.9
42.8
840
24.1
25.9
29.2
33.7
860
23.7
25.4
27.1
28.7
30.3
31.7
33.2
35.8
37.1
38.3
43.7
880
23.3
26.7
28.3
29.8
35.3
36.5
900
22.9
24.6
26.2
29.3
32.2
39.5
40.5
920
22.5
24.2
25.8
27.4
33.0
34.3
35.5
37.8
940
22.1
23.8
26.9
29.9
31.2
35.0
37.3
960
21.7
23.4
28.0
980
21.4
23.0
26.1
29.0
31.6
1000
21.1
22.7
25.7
27.2
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