Epoxy Aerospace Syntactics Specifications

Product
Number

Mix Ratio
(by wt.)
Resin:
Hardener

Mix Ratio
(by vol.)
Resin:
Hardener

Gel
Time
(min.)
@ 72°F

Demold
Time
(hours)
@ 72°F

Hardness
(Shore D)

Mixed
Viscosity
(cps)

Density
(g/cc)

Volumetric
Yield
(cu. in. / lb.)

Shrink
(in / in)

Compressive
Strength
(psi)

Flexural
Strength
(psi)

Flexural
Modulus
(psi)

Tensile
Strength
(psi)

C.T.E.
(in / in / °F) *

Deflection
Temp. (°F)

Color

Epocast 1511 A/B

100:20

-

40-60

24

-

Paste

1.25

22.2

-

10,000

-

-

-

-

Gray

Epocast 1610-A1

one component

-

-

-

Paste

0.50

55.4

-

2,800

-

-

-

-

Off-White

Epocast 1615 A/B

100:14

-

15

30

-

Paste

0.70

39.5

-

6,000

-

-

-

-

Off-White

Epocast 1617 A/B

100:20

-

60-90

7 Days

-

Paste

0.70

39.5

-

5,500

-

-

-

-

Off-White

Epocast 1618 D/B

100:14

-

15

24

-

Paste

0.70

39.5

-

5,000

-

-

-

-

White

Epocast 1626 A/B

100:29

-

15

24

-

Paste

0.70

42.58

-

-

-

600

-

-

Brown

Epocast 1628 A/B

100:25

-

65

48

-

Paste

0.50

55.4

-

2,800

-

-

-

-

Lt Yellow

Epocast 1629 A/B

100:50

-

70

24

-

Paste

0.48

57.67

-

3,000

-

-

-

-

Tan

Epocast 1636 A/B

100:8

-

120

7 Days

-

29,000

1.72

16.1

-

15,000

-

-

-

-

Gray

Epocast 1652 A/B

100:12

-

30-60

7 Days

-

Paste

0.80

34.6

-

9,500

-

-

-

-

Lt Tan

Epocast 1670 A/B

100:20

-

60-90

48

-

Paste

0.70

39.5

-

6,500

-

-

-

-

Off-White

Epocast 8623-A/
Ren 946

100:14

-

12-20

24

-

Paste

0.70

39.5

-

4,000

-

-

-

-

Off-White

Epocast 8623-A/
Ren 9861

100:20

-

40-60

24

-

Paste

0.70

39.5

-

5,000

-

-

-

-

Off-White

ASTM

-

-

D-2471

-

D-2240

D-2393

D-792

D-792

D-2566

D-695

D-790

D-790

D-638

D-696

D-648