Pernyataan Kebijakan: Privasi sampeyan penting banget kanggo kita. Perusahaan kita janji ora bakal ngandhani informasi pribadhi menyang ekspresi sing metu saka ijin nyata.
Ms. Shelby Luo
Apa sampeyan bisa nindakake kanggo sampeyan?
Fr4 dudu jeneng material, nanging jinis kelas tahan geni, sing makili bahan resin bisa mateni awake dhewe nalika nembak. Saiki ana macem-macem jinis FR4 bahan sing digunakake minangka PCB, nanging mayoritas minangka komposit digawe saka epoksi resin, pangisi lan fiberglass.
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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Sheet G10 FR4 Digunakake utamane minangka bagean struktur insulasi ing listrik, elektronik lan industri liyane .
Fitur tombol :
• Resiko Flame
• Kekuwatan dielektrik dhuwur
• Rintangan kelembapan
• tahan panas
• Rintangan suhu: 180-200 ℃
• Ing suhu normal 150 ℃, isih ana kekuwatan mekanik sing dhuwur.
Pernyataan Kebijakan: Privasi sampeyan penting banget kanggo kita. Perusahaan kita janji ora bakal ngandhani informasi pribadhi menyang ekspresi sing metu saka ijin nyata.
Isi informasi luwih lengkap supaya bisa ngubungi sampeyan kanthi luwih cepet
Pernyataan Kebijakan: Privasi sampeyan penting banget kanggo kita. Perusahaan kita janji ora bakal ngandhani informasi pribadhi menyang ekspresi sing metu saka ijin nyata.