Fast and good quotations, informed advisers to help you choose the correct product that suits all your needs, a short production time, responsible quality control and different services for paying and shipping affairs for Product Description 4J33 alloy rod is a Fe-Ni-Co controlled expansion alloy containing about 33% nickel and cobalt. It is specially developed for applications requiring stable thermal expansion to mat, Mgo Sheathed Heating Elements , Ceramic Pots , Bare Electric Nichrome Alloy Wire ,Stress Relieving . We have been also the appointed OEM manufacturing unit for several worlds' famous merchandise brands. Welcome to contact us for more negotiation and cooperation. The product will supply to all over the world, such as Europe, America, Australia,Cyprus, Gambia,Barbados, Armenia.More than 26 years, Professional companies from all over the world take us as their long-term and stable partners. We are keeping durable business relationship with more than 200 wholesalers in Japan, Korea, USA, UK, Germany, Canada, France, Italian, Poland, South Africa, Ghana, Nigeria etc.