As a leading Chinese Monel alloy supplier, AEETHER manufactures and produces different sizes of Monel Alloy 404 bars. MONEL® nickel-copper alloy 404 (UNS N04404) is used primarily in specialized electrical and electronic applications. The composition of MONEL alloy 404 is carefully adjusted to provide a very low Curie temperature, low permeability, and good brazing characteristics.