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> Glass roving & Glass nonwoven cpmposite/Epoxy laminates ES-3440
Glass roving & Glass nonwoven cpmposite/Epoxy laminates ES-3440
 |
Application:Mechanical parts |
| Test items |
Unit |
Treatment |
ES-3440 |
Electrical strength
(Vertical to layer) |
In oil 1 min. |
MV/m |
C-90/20/65 |
16 OK |
Breakdown voltage
(Vertical to layer) |
In oil 1 min. |
MV/m |
C-90/20/65 |
21～36 |
Electrical strength
(Parallel to layer) |
In hot oil |
kV |
O-0.5/90 |
9 OK |
Breakdown voltage
(Parallel to layer) |
In hot oil |
kV |
O-0.5/90 |
35～45 |
| Insulation resistance |
at RT |
MΩ |
C-90/20/65 |
106～108 |
| After heat treatment |
C-90/20/65
+D-2/100 |
104～105 |
| Volume resistivity |
at RT |
MΩ-cm |
C-90/20/65 |
108～1010 |
| After moisture treatment |
C-90/20/65 +C-96/40/90 |
107～109 |
| Surface resistance |
at RT |
MΩ |
C-90/20/65 |
107～109 |
| After moisture treatment |
C-90/20/65 +C-96/40/90 |
106～107 |
Dielectric constant
(1MHz) |
at RT |
- |
C-90/20/65 |
4.5～5.5 |
| After dipping treatment |
C-90/20/65
+D-24/23 |
4.6～5.6 |
Dissipation factor
(1MHz) |
at RT |
- |
C-90/20/65 |
0.010～0.014 |
| After dipping treatment |
C-90/20/65
+D-24/23 |
0.011～0.015 |
| Flexural strength |
Vertical to layer |
MPa |
A |
440～540 |
| Parallel to layer |
480～580 |
| Compressive strength |
Vertical to layer |
MPa |
A |
350～450 |
| Parallel to layer |
330～430 |
| Tensile strength |
MPa |
A |
300～400 |
| Izod impact strength |
Parallel to layer |
J/cm |
A |
13～17 |
| Cleavage strength |
kN |
A |
6～9 |
| Rockwell hardness |
|
- |
A |
M.100～110 |
| Water absorption |
1.5mm Thick |
% |
E-24/50
+D-24/23 |
- |
| 10mm Thick |
E-24/50
+D-24/23 |
0.02～0.05 |
| Appearance after heating treatment |
2 hours |
℃ |
A |
180 OK
(180) |
| Hot flexural strength retention |
% |
A |
120℃ 10< |
| Specific gravity |
- |
A |
1.80～2.00 |
| Tracking resistance |
IEC |
V |
A |
600 |
| Acetone resistance |
- |
A |
OK |
| Flame retardance |
UL |
- |
E-168/70 |
- |
| Arc resistance |
sec. |
A |
180～190 |
| Tg |
DMA |
℃ |
A |
100 |
*JRMA qualification
(*Japan Railway rollingstock & Machinery Association) |
|
Flame retardant
(3mm Thick) |
|
*The above figures show the standard properties and guaranteed value is showed in parentheses
*Test method : JIS K-6911
*Treatment condition
A=Accepted state, C=Constant Temperature and humidity , D=Dipping in water E=Electric heating , O=Oil dipping
Starting from the left figures show Time(h)/Temeperature(℃)/Humidity(%) |
Specifications and dimension
| Thickness(mm) |
3～50 |
Standad dimension
(mm) |
1000×1000 |
◯ |
| 1000×1200 |
◯ |
| 1000×1500 |
◯ |
| 1000×2000 |
◯(3～20) |
| 1200×2000 |
|
Thickess
tolerance
(mm) |
|
|
| 0.5 |
|
| 0.6 |
|
| 0.8 |
|
| 1.0 |
|
| 1.2 |
|
| 1.5 |
|
| 1.6 |
|
| 2.0 |
|
| 2.5 |
|
| 3.0 |
±0.35 |
| 4.0 |
±0.40 |
| 5.0 |
±0.55 |
| 6.0 |
±0.60 |
| 8.0 |
±0.70 |
| 10.0 |
±0.80 |
| 12.0 |
±0.90 |
| 15.0 |
±1.10 |
| 16.0 |
±1.10 |
| 18.0 |
±1.30 |
| 20.0 |
±1.30 |
| 25.0 |
±1.40 |
| 30.0 |
±1.50 |
| 35.0 |
±1.60 |
| 40.0 |
±1.70 |
| 50.0 |
±1.90 |
| 75.0 |
|
100.0
|
|
|
| *Minimum quantity of order would be quoted according to product |
