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Fiberglass vs. Steel Doors: Is There Really a Difference?
Fiberglass and steel doors are similarly insulated with polyurethane foam or rock wool. As long as the door does not have a glass insert, insulation values range from R-5 to R-6. Fiberglass and ...
Steel Times International1d
Lightweight refractory lining in the steel industry: RATH presents non-classified polycrystalline high-temperature insulation wool ALTRA 1500C
Lightweight refractory linings play an increasingly important role when it comes to achieving greater energy efficiency and ...