Epoxy Casting Resins Specifications - All Products

This table includes discontinued items and their recommended alternatives.
Go back to the Current Products Only specification table.

                                                               
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 Yield
(in.3/lb.)
Shrink
(in./in.)
Compressive
Strength (psi)
Flexural
Strength 
(psi)
Tensile
Strength 
(psi)
     C.T.E.     
(in./in./°F)
Deflection
Temp. (°F)
Tg (°F)
Room Temperature Aluminum-Filled Epoxy Casting Resins
Freeman 801 (Disc. June 2022)
Replaced by Freeman 821 & Freeman 805
100:12
100:23
150
24
86
4,650
1.70
16.3
0.002
12,500
11,590
7,280
3.82 x 10-5
142
–
RenCast 3269 (Disc. June 2022)
Replaced by Freeman 821 & Freeman 805
100:9
100:23
140
24
88
4,300
1.78
15.6
0.001
14,400
13,000
8,700
3.76 x 10-5
171
–
Epocast 4D-A/951 (Disc. June 2022)
Replaced by Freeman 821 & Freeman 805
100:9
–
60-90
16
91
9,000
1.54
17.9
–
22,000
8,000
–
–
–
–
7:1
–
85
24
83
6,000
1.83
15.2
0.005
10,150
8,300
4,000
2.70 x 10-5
128
–
100:18
100:29
150
24
88
9,750
1.47
18.8
0.001
17,200
9,600
8,100
–
200
–
9:1
5:1
75
16
85
20,000
1.58
17.5
0.0009
9,820
7,180
-
5.00 x 10-5
250
–
High Temperature Aluminum-Filled Epoxy Casting Resins
RenCast 4036/Ren 1500 (Disc. June 2022)
Replaced by Freeman 850/50
100:6
100:10
60
24*
90
20,000
1.69
16.5
0.004
30,000
7,500
6,500
1.90 x 10-5
–
–
100:6
9.25:1
45
24
89
18,000
1.63
16.9
0.002"
35,000
11,500
6,800
2.10 x 10-5
355
–
RenCast 4036/Ren 1511 (Disc. June 2022)
Replaced by Freeman 850/51
100:13
100:22
140
24*
91
15,000
1.58
17.6
0.005
25,800
9,300
6,300
2.25 x 10-5
–
–
RenCast 4037 (Disc. June 2022)
Replaced by Freeman 850/51
100:13
100:22
140
24*
91
15,000
1.58
17.6
0.005
25,800
9,300
6,300
2.25 x 10-5
–
–
100:7
8:1
200
24
89
18,000
1.63
16.9
0.002"
36,300
11,200
6,600
2.11 x 10-5
355
–
100:8
100:13
37
24
90
11,000
1.68
16.5
0.001
40,000
18,000
10,200
-
225
–
100:10
–
120-180
24
89
35,000
1.3
15.38
0.0075
15,980
7,743
3,311
–
428
–
Iron-Filled Epoxy Casting Resins
RenCast 3209-1 (Disc. June 2022)
Replaced by Freeman 815
100:10
100:25
90
24
75
15,000
2.04
13.5
0.005
16,500
8,400
5,500
2.60 x 10-5
165
–
RenCast 3209-2 (Disc. June 2022)
Replaced by Freeman 815
100:11
100:28
240
24
85
15,000
2.15
12.9
0.003
11,500
8,000
5,000
3.20 x 10-5
120
–
RenCast 3253 (Disc. June 2022)
Replaced by Freeman 815 & Freeman 855
100:5
100:16
100
24
90
7,500
2.99
9.3
0.002
15,200
8.500
7,100
3.23 x 10-5
120
–
RenCast 3261 (Disc. June 2022)
Replaced by Freeman 855
100:6
100:16
25
24
88
35-50,000
2.94
9.4
0.003
16,500
8,500
6,000
3.00 x 10-5
138
–
100:10
100:26
85
24
85
20,000
2.24
12.4
0.001
14,600
7,800
6,100
–
135
–
12:1
1.5:1
240
24
85
35,000
2.27
12.2
0.001
12,600
7,400
5,400
–
123
–
100:10
4.25:1
90
24
90
Thixotropic
2.28
12.1
0.001
14,600
9,253
4,605
2.13 x 10-6
168
–
100:10
100:25
150
24
87
13,950
2.23
12.4
0.001
13,400
9,100
6,800
2.80 x 10-5
230
–
Unfilled Epoxy Casting Resins
RenCast 140 (Disc. June 2022)
Replaced by Freeman 1140
100:25
100:30
40
24
80
1,300
1.09
25.4
–
–
–
9,500
–
–
–
100:33
2.8:1
65
24
80
940
1.08
25.6
–
15,000
–
5,300
–
200
–
9:1
3:1
45
16
85
42,500
2.10
13.1
0.001
10,200
7,480
2,800
3.80 x 10-5
–
–
ASTM
–
–
D-2471
–
D-2240
D-2393
D-792
D-792
D-2566
D-695
D-790
D-638
    D-696    
D-648
D-648

 

 * Indicates heated post cure