Cross-linking semiconductive inner shielding cable material for 35KV crosslinked polyethylene cable and preparation method thereof
A cross-linked polyethylene, cross-linked technology, applied in the direction of power cables with shielding layer/conductive layer, etc., can solve the problems of high cost and burning, and achieve the effect of reducing dosage and cost
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[0030] Embodiment and comparative example formula
[0031] Table 1: Embodiment and comparative example formula
[0032] Example 1 Example 2 Example 3 Comparative example 1 Comparative example 2 EVA 50 52 54 52 52 Conductive carbon black 38 36 32 36 36 Dispersant 2 1.8 1.6 1.8 1.8 antioxidant 1 1.3 1.6 1.3 1.3 plasticizer 4.32 3 3.68 3.1 7 crosslinking agent 1.6 1.8 2.0 1.8 1.8 Anti copper agent 0.08 0.10 0.12 0 0.1 fuel oil 3 4 5 4 0
[0033] The EVA used in the embodiment is North Organic 18-3, the MFR value is 2 ~ 3g / 10min, and the VA content is between 17% ~ 19%;
[0034] Conductive carbon black is conductive carbon black JE6900, the manufacturer is Taiwan China Rubber, and its DBP value is 100~145 ml / 100g;
[0035] The antioxidant is antioxidant 300;
[0036] The cross-linking agent is DCP;
[0037] The anti-copper agent is MD1024, and the manufacturer is Ciba.
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