I am sure that it is very worth to take 1-2mins to read this email. This is Edward,from China.We are a samrium&cobalt magnets factory.Samarium Cobalt magnets are very resistant to corrosion and do not normally require any surface treatment. And they can operate at temperatures up to 600K (350H).We can offer you best prices and reliable quality if you are in need of them. I hope that we would be your potential supplier.Thank you very much in advance! Expecting for you kind reply! Best wishes Mr.Edward.wong