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Most Heat-Resistant AMPCOLOY® Alloys

Maximum Operating Temperatures Across the High-Conductivity Alloy Range

Within the AMPCOLOY® range, the most heat-resistant alloys are AMPCOLOY® 940, 944, 91, 95, 88, and 89. The maximum recommended operating temperature for these alloys is 450°C. For applications requiring resistance beyond this threshold, AMPCO® M4 is the most heat-resistant alloy in the broader AMPCO® product range.