Epoxy Laminating Resin Specifications

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Mix Ratio
(by wt.)
Mix Ratio
(by vol.)
Gel Time
(min.) @ 72°F
Demold 
Time (hr.) 
@ 72°F
Hardness 
(Shore D)
Mixed
Viscosity
(cps)
Density
(g/cc)
Volumetric
(in.3/lb.)
Compressive
Strength (psi)
Flexural
Strength (psi)
Flexural
Modulus (psi)
Tensile
Strength (psi)
     C.T.E.     
(in./in./°F)
Deflection
Temp. (°F)
Tg (°F)
Room Temperature Laminating Resins
100:24
100:25
38
24
90
800
1.13
24.5
26,000
39,000
–
36,000
0.93 x 10-5
128
–
100:26
100:25
20
24
90
1,120
1.13
24.5
28,000
37,000
–
26,000
1.0 x 10-5
128
–
100:23
4:1
35
24
82
800
1.10
25.1
10,600
14,200
320,000
8,800
‐
120
–
100:22
4:1
15
24
84
900
1.14
‐
11,900
14,700
476,000
8,600
‐
140
–
100:10
100:14
28
24
88
3,000
1.39
19.9
39,900
9,100
–
25,000
–
128
–
100:16
100:20
20
24
82
2,850
1.30
21.3
40,000
33,500
1.8 x 106
25,300
–
188
–
100:20
100:26
37
24
86
2,800
1.28
21.6
40,000
33,500
1.8 x 106
25,300
–
188
–
100:17
3.5:1
30
24
89
3,000
1.36
20.3
48,000
–
–
24,400
–
135
–
100:33
100:37
90
24
86
1,445
1.10
25
26,500
39,900
1.3 x 106
35,500
–
180
–
100:25
3.5:1
15-20
24
82
700
1.17
23.6
27,800
23,500
451,000
13,900
–
140
–
100:26
100:28
20
24
90
2,000
1.13
24.5
28,000
37,000
1.55 x 106
26,000
1.0 x 10-5
128
–
100:23
100:25
36
24
89
1,350
1.13
24.5
24,700
40,700
1.7 x 106
34,900
0.97 x 10-5
129
–
100:16
100:23
22
24
90
3,500
1.35
20.5
23,000
30,000
1.8 x 106
25,000
1.20 x 10-5
129
164
100:16
100:23
35
24
89
2,000
1.35
20.5
26,900
32,900
1.5 x 106
25,000
0.81 x 10-5
–
–
100:15
100:21
40
24
90
3,200
1.34
20.5
21,000
36,000
1.6 x 106
20,000
1.02 x 10-5
–
164
100:24
–
38
24
90
800
1.15
24.1
26,000
39,000
–
36,000
0.93 x 10-5
–
273
100:25
100:29
35
24
92
2,500
1.13
18.5
23,450
42,180
1.91 x 106
32,224
1.2 x 10-6
128
167
High Temperature Laminating Resins
100:10
100:13
52
24
92
4,000
1.46
19.0
24,500
30,574
1.6 x 106
23,000
2.25 x 10-5
–
301
100:13
100:18
60
24
90
3,600
1.31
21.1
52,800
33,000
–
26,000
1.27 x 10-5
–
300
100:14
6:1
30
24
88
1,800
1.15
24.0
21,600
16,600
470,000
12,400
2.65 x 10-5
355
–
100:14
100:15
50
24
90
1,900
1.19
23.3
28,000
35,000
1.6 x 106
26,000
0.85 x 10-5
289
338
100:11
100:14
55
24
90
4,000
1.34
20.8
28,000
34,000
1.7 x 106
24,000
1.41 x 10-5
–
333
100:15
100:18
90
24
93
8,000
1.42
19.6
44,000
77,000
4.4 x 106
80,000
3.4 x 10-6
–
350
100:38
100:47
7 hrs
24
–
700
1.17
20.2
–
20,305
4.5 x 106
12,473
–
–
273
100:19
‐
50-60
‐
90
2,500
1.09
25.3
‐
90,480
4,642
62,630
‐
306
305
100:25
‐
50-75
‐
88
3,500
1.18
23.4
‐
44,540
2,296
33,690
‐
320
331
100:24
‐
180-210
‐
90
4,500
1.14
24.2
‐
76,200
3,504
56,090
‐
389
450
ASTM
–
–
D-2471
–
D-2240
D-2393
D-792
D-792
D-695
D-790
D-790
D-638
D-696
D-648
D-648

*Properties vary based on cure schedule. See TDS for details.