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PN series taphole blocks take high purity fused magnesia, large crystal magnesia and high purity flake graphite as raw materials, adding special antioxidant and resin binder. It may be ISO-pressed to form monolithic block or friction pressed to form assembly type, both offering good anti-oxidization, high strength, superior resistance to erosion/ corrosion, easy of installation and long life.
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PN taphole blocks have been installed in decades of converters worldwide, demonstrating high performance over a broad range of operations and conditions.
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