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    22 Products
    About Composites
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    Compare our offering of composites to find the right material for you.

    Electrical Insulating Boron Nitride Ceramic Sheets and Bars

    Also known as white graphite, boron nitride ceramic is an excellent electrical insulator that is often used in high-temperature, high-power electrical applications, such as arc welding and semiconductor equipment. It's a low-friction material with a slippery feel.
    Sheets
    Image of Product. Front orientation. Ceramic. Electrical Insulating Boron Nitride Ceramic Sheets and Bars.
    5" Long
    6" Long
    12" Long
    Thk.
    Thk. Tolerance
    Wd.
    Color
    Temp. Range,
    ° F
    Fabrication
    Performance
    Dielectric Strength,
    V/mil
    Porosity
    Compressive
    Strength, psi
    Each
    Each
    Each
    1/16"-0.010" to 0.010"3"White32 to 1,020SinteredElectrical Insulating1,2707%16,00084995K110000000———0———0
    1/8"-0.010" to 0.010"5"White32 to 1,020SinteredElectrical Insulating1,2707%16,000———084995K120000000———0
    1/4"-0.010" to 0.010"5"White32 to 1,020SinteredElectrical Insulating1,2707%16,000———0———084995K130000000
    3/8"-0.010" to 0.010"5"White32 to 1,020SinteredElectrical Insulating1,2707%16,000———084995K1400000084995K15000000
    1/2"-0.010" to 0.010"5"White32 to 1,020SinteredElectrical Insulating1,2707%16,000———0———084995K1600000000
    Bars
    Image of Product. Front orientation. Ceramic. Electrical Insulating Boron Nitride Ceramic Sheets and Bars.
    6" Long
    12" Long
    Thk.
    Thk. Tolerance
    Wd.
    Color
    Temp. Range,
    ° F
    Fabrication
    Performance
    Dielectric Strength,
    V/mil
    Porosity
    Compressive
    Strength, psi
    Each
    Each
    1/8"-0.010" to 0.010"1/8"White32 to 1,020SinteredElectrical Insulating1,2707%16,00084995K4100000084995K51000000
    1/4"-0.010" to 0.010"1/4"White32 to 1,020SinteredElectrical Insulating1,2707%16,00084995K420000084995K52000000
    3/8"-0.010" to 0.010"3/8"White32 to 1,020SinteredElectrical Insulating1,2707%16,00084995K430000084995K53000000
    1/2"-0.010" to 0.010"1/2"White32 to 1,020SinteredElectrical Insulating1,2707%16,00084995K4400000084995K54000000
    3/4"-0.010" to 0.010"3/4"White32 to 1,020SinteredElectrical Insulating1,2707%16,00084995K4500000084995K55000000
    1"-0.010" to 0.010"1"White32 to 1,020SinteredElectrical Insulating1,2707%16,00084995K6100000084995K71000000
    1 1/2"-0.010" to 0.010"1 1/2"White32 to 1,020SinteredElectrical Insulating1,2707%16,00084995K6200000084995K72000000
    2"-0.010" to 0.010"2"White32 to 1,020SinteredElectrical Insulating1,2707%16,00084995K6300000084995K7300000000
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