| |
Applications //
Vibratory springs, dock shelter staves, shocks and struts, insulation spacers, insulated rail joints, flexible couplings, furniture springs.
Features and benefits //
| |
| - High impact strength |
- Chemical and corrosion resistance |
| - High strength-to-weight performance |
- Excellent fatigue life and high strain capability |
| - Low notch sensitivity |
- Increased design options (springs to rail joints) |
| - Resistant to cleaning fluids and solvents |
- Less downtime in harsh environments |
| - Weight reduction |
- Greater capacity to store energy than 1060 spring steel |
Availability //
CYPLY is available in cured flat sheets of unidirectional or crossply orientations in sizes to 48” X 72”
(122 cm X 183 cm) and in thickness of 0.030” to 1-1/2” (0.76 mm to 38 mm).
| |
| Orientation |
Average cured thickness |
Average uncured thickness |
| Unidirectional (one ply) |
0.010” (0.25 mm) |
.011” (0.28 mm) |
| Crossply (two plies) |
0.020” (0.50 mm) |
.022” (0.56 mm) |
| Isotropic (three plies) |
0.030” (0.76 mm) |
.033” (0.84 mm) |
Physical Properties //
|
| |
| Weight per square yard in lbs. (kg/m²) |
0.85 (0.46) Unidirectional |
| Resin Content (% by weight) |
36 +/- 3% |
| Specific gravity (cured average) |
1.85 |
| Barcol hardness |
70 |
| Wet strength retention (2 hour boil) |
85% |
Mechanical properties at various temperatures //
ASTM D-638 used for tensile strength and modulus
ASTM D-3410 used for compressive strength
| |
| MECHANICAL PROPERTY |
UNIDIRECTIONAL 70°F (21°C) |
CROSSPLY 70°F (21°C) |
ISOTROPIC 70°F (21°C) |
Flexural strength,
PSI X 103 |
167 (1150 Mpa) |
110 (760 Mpa) |
76 (525 Mpa) |
Flexural modulus,
PSI X 103 |
5.6 (38.6 Gpa) |
3.5 (24.1 Gpa) |
2.9 (20.0 Gpa) |
Tensile strength,
PSI X 103 |
140 (965 Mpa) |
70 (480 Mpa) |
48 (330 Mpa) |
Tensile modulus,
PSI X 106 |
5.7 (39.3 Gpa) |
3.4 (23.4 Gpa) |
2.5 (17.2 Gpa) |
Compressive strength,
PSI X 103 |
128 (880 Mpa) |
100 (690 Mpa) |
75 (520 Mpa) |
Electrical Properties //
|
Property
|
Conditioned @ R.H.
|
Test temperature
|
Frenquency 60 Hz
|
|
|
Dissipation factor
|
50 %
|
23°C
|
0.0052
|
|
|
Dielectric constant
|
50 %
|
23°C
|
5.3
|
|
|
|
|
|
|
109 V.D.C.
|
|
Volume resistivity(Ohms-cm)
|
50 %
|
23°C
|
|
4.9 X 1017
|
|
Insulation resistance
(Ohms-cm)
|
50 %
|
23°C
|
|
5.3 X 1015
|
|
|
|
|
|
Volts/Mil
|
|
Dielectric strength
|
50 %
|
23°C
|
|
620
|
|
|
|
|
TIME IN SECONDS
|
|
|
|
|
|
Across filaments
|
With filaments
|
|
Arc
|
50 %
|
23°C
|
80
|
20
|
|
Resistance
|
90 %
|
23°C
|
80
|
20
|
|
