Text this: Joining ferrite at a relatively low temperature using 43SnO-15ZnO-35P₂O₅-7SiO₂ phosphate glass braze

  ____      _____     _  __   __   __  __    __  
 |  _ \\   |  ___||  | |/ //  \ \\/ // \ \\ / // 
 | |_| ||  | ||__    | ' //    \ ` //   \ \/ //  
 | .  //   | ||__    | . \\     | ||     \  //   
 |_|\_\\   |_____||  |_|\_\\    |_||      \//    
 `-` --`   `-----`   `-` --`    `-`'       `