| Epoxy Fiberglass Pultruded Panel |
Epoxy Panel have high mechanical strength,low water absorption and good dieletric property .Be used in high voltage eletrical apparantus as construction parts of insulation.The products are widely used in dry transformer, high-voltage isolatian switch,reactor,cushion and pull-rod of the railway, tunnel and pit etc. |
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| Epoxy Fiberglass Pultruded Panel |
| Epoxy-Phnolic Laminate Fiberglass Cloth Plate |
Compliance:GB 1303.1-1998
Epoxy-phenolic laminate fiberglass cloth plate is E-glass as reinforcement, Epoxy-phenolic resin as matrix,formation through heat press.
This plate has high sthength,good dielectric property,used in motor driven,electric apparatus insulating structural parts,but also used in wet environment.
1 Technical Demand
1.1 Appearance:The surface must be smoothing,Don't
allow air bubble,wrinckle,crack which hasn't defect
as possible as,such as scratch,dent or hue isn't eveness,but
allow few punctum,Plate edge must cut off tidy.
The edge face don't allow delaminatiom and crack
1.2 Dimension and Allowable Deviation
1.2.1 Length and Width See Table |
| Length and Width |
Allowable Deviation |
| £¾970~1970 |
25 |
| Norminal Thickness |
Deviation |
Norminal Thickess |
Deviation |
| 0.5 |
¡À0.12 |
10 |
0.82 |
| 0.6 |
0.13 |
12 |
¡À0.94 |
| 0.8 |
0.16 |
14 |
¡À1.02 |
| 1.0 |
0.18 |
16 |
¡À1.12 |
| 1.2 |
0.20 |
20 |
¡À1.30 |
| 1.6 |
0.24 |
25 |
¡À1.50 |
| 2.0 |
0.28 |
30 |
¡À1.70 |
| 2.5 |
0.33 |
35 |
¡À1.95 |
| 3.0 |
0.37 |
40 |
¡À2.10 |
| 4.0 |
0.45 |
45 |
¡À2.30 |
| 5.0 |
0.52 |
50 |
¡À2.45 |
| 6.0 |
0.60 |
60 |
¡À2.50 |
| 8.0 |
0.72 |
80 |
¡À2.80 |
Product of non-norminal thickness may manufacture according to supplier and demander arrange ment.
1.3 Angularity See Table |
| Thickness |
Angularily |
| 1000(Straightedge Length) |
500(Straightedge Length) |
| 3.0~6.0 |
¡Ü10 |
¡Ü2.5 |
| £¾6.0~8.0 |
8 |
¡Ü2.0 |
| 8.0 |
¡Ü6 |
¡Ü1.5 |
1.4 Machining:After laminate plale conduct sawing,drilling,lathe ginding,milling ete,which no crack and falling slag.
1.5 Physical and machanical property of laminate plate See Table |
| Number |
Test ltem |
Unit |
Indication Value |
| 1 |
Density |
G/cm3 |
1.7~1.9 |
| 2 |
Martin Temperature Resistance |
|
¡æ |
¡Ý200 |
| 3 |
Heat Stability |
¡æ |
200 |
| 4 |
Oil Resistance |
At Transformer oil,4h |
|
£¾130 |
| 5 |
Water Absorption |
£¥ |
¡Ü0.8 |
| 6 |
Flexural Strength of the Vertical
to Layer Direction |
Longitudinal |
MPa |
350 |
| Transverse |
¡Ý290 |
| 7 |
Tensile Strength |
Longitudinal |
|
¡Ý300 |
| Transverse |
¡Ý220 |
| 8 |
Impact strength(simple beam,no notch) |
Thickness 3~9.5mm |
Longitudinal |
KJ/m2 |
¡Ý60 |
| Transverse |
¡Ý50 |
| Thickness >9.5mm |
Longitudinal |
¡Ý220 |
| Transverse |
¡Ý200 |
| 9 |
Adhesive Force |
N |
¡Ý5600 |
| 10 |
Surface Resistivity |
Normality |
¦¸ |
¡Ý1.0¡Á1013 |
| After Immersion Water,24h |
¡Ý1.0¡Á1011 |
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