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High temperature non melting, low temperature non brittleness, green and environmentally friendly
High temperature non melting, low temperature non brittleness, green and environmentally friendly
High temperature non melting, low temperature non brittleness, green and environmentally friendly
High temperature without deformation, low temperature without embrittlement, green environmental protection
High temperature non melting, low temperature non brittleness, green and environmentally friendly
High temperature non melting, low temperature non brittleness, green and environmentally friendly
High temperature non melting, low temperature non brittleness, green and environmentally friendly
High temperature non melting, low temperature non brittleness, green and environmentally friendly