• ZJ-6450
    silicone gel

    ZJ-6450 is a two-component, 1:1 addition silicone gel, which can be cured at room temperature or by heating. Mainly used for sealing electronic components such as IGBT, LDE lampshades, and automotive electronics.

    Product features

    1. Two component, 1:1 mixture

    2. Addition curing without by-products

    3. Low viscosity, fast curing

    4. Transparent and soft, with self-healing properties

    5. High transmittance, yellow becomes smaller

    Product parameters
    Main parameters of ZJ-6450
    Physical property items Unit Test method Characterization results
    Before curing

    Viscosity(mpa.s)

    A

    GB/T 2794

    260

    B

    GB/T 2794

    500

    Mixing ratio

    A:B

    GB/T 2794

    1:1

    Mixed viscosity(mpa.s)

    A+B

    GB/T 2794

    360

    Mixed density(g/cm3)

    A+B

    GB/T 13354

    0.97

    Operating time after mixing/25℃(min)

    A/B

    GB/T 7123

    40

    Gel time/25℃(h)

    A+B

    /

    6

    Typical curing conditions(℃×min)

    A+B

    /

    120×30

    After curing

    Penetration,mm*10-1

    GB/T 4509-2010

    250~400

    Density(g/cm3)

    GB/T 13354

    0.98

    Dielectric strength(KV/mm)

    GB/T 1695

    15

    Volume resistivity(Ω·cm)

    GB/T 1692

    1015

    Dielectric constant

    GB/T1693

    2.7

    Transmittance(%)

    UV-VIS

    99

    Refractive index/23℃

    ABBE

    1.405

    The data in the table is for reference only, please refer to the measured data
    Operation and Safety
    • Operation process:
    • Zhijiang series organosilicon gel includes two independent components, A and B. Before using silicon gel, clean and degrease the device surface with appropriate solvent. Mix the two components thoroughly in a 1:1 weight or volume ratio, taking care not to mix with air during operation. It is recommended to defoaming under a vacuum of -0.09MPa~-0.08MPa for 5-10 minutes before use. After mixing components A and B for 3 minutes, the adhesive should be sealed and stored, and used up within 10 minutes, otherwise it will slowly solidify and cause waste.
    • Curing conditions:
    • The following conditions can be used for curing: 25 ℃, 24 hours; 65 ℃, 1 hour; 100 ℃ for 30 minutes; 120 ℃ for 20 minutes; 150 ℃ for 10 minutes. For larger devices, it is necessary to extend the curing time.
    • Compatibility:
    • Do not contact plasma compounds containing N, P and S, such as sulfur, polysulfide, polysulfone or other sulfur containing materials, amine, polyurethane, amide and azide. It is also not allowed to come into contact with ionic compounds of heavy metals such as Sn, Pb, Hg, Sb, Bi, As, as well as organic compounds containing unsaturated groups such as acetylene groups, as this may cause poor curing of the adhesive. Therefore, compatibility tests between silicone rubber and the substrate should be conducted before use. Cleaning the substrate with solvents or baking at slightly higher curing temperatures can avoid this problem.
    • Repairability:
    • Zhijiang organosilicon gel can still be easily removed, repaired or modified after curing and molding. The repaired area can be resealed with new gel. Since the gel has good compatibility with itself, the repaired area will be integrated with the original material.
    Color and packaging

    20Kg plastic bucket and 180Kg plastic bucket/iron bucket packaging

    Storage and expiration date

    Belonging to non hazardous materials, please store in a cool and dry place with a temperature below 35 ℃, and the validity period is 12 months.

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