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Ms. Shelby Luo
Vad kan jag göra för dig?
FR4 är inte ett materialens namn, utan en slags grad av brandbeständig, som representerar hartsmaterial kan självsläckas vid skjutning. Nu finns det alla typer av FR4 -material som använder PCB, men majoriteterna är sammansatta av epoxiharts, fyllmedel och glasfiber.
FR4 sheet
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Properties
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Unit
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Grade
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FR-4,Grade A
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Flexural strength perpendicular to laminations (A: under normal conditions E-1/150: 150±5 °C . Thickness:≥1.6mm)
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≥
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Mpa
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340
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Compression strength perpendicular to laminations
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≥
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Mpa
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350
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Impact Strength parallel to laminations (Charpy,Thickness:≥5mm)
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≥
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kJ/m2
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33
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Insulation Resistance after immersion in water (D-24/23)
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≥
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Ω
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5.0×108
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Dielectric strength perpendicular to laminations (in 90±2°C transformer oil, 1 mm in thickness)
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≥
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MV/m
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11.8
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Breakdown voltage parallel to laminations (in 90±2°C transformer oil)
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≥
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KV
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35
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Permittivity (50MHz)
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≤
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-
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5.5
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Dissipation factor (50Hz)
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≤
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-
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0.035
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Water absorption (D-24/23, 3mm in thickness)
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≤
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mg
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20
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Density
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g/cm3
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2.0
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Flammability
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|
Class
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V-0,V-1
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Color
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|
-
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Natural
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G10 FR4 -ark som huvudsakligen används som isoleringsstrukturdelar i elektriska, elektroniska och andra industrier .
Nyckelfunktioner :
• Flammotstånd
• Hög dielektrisk styrka
• Fuktmotstånd
• Värmesistent
• Temperaturmotstånd: 180-200 ℃
• Under den normala temperaturen 150 ℃ har den fortfarande hög mekanisk styrka.
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.