Brazing Alloy |
Composition ( % ) | Melting Range(℃) | Principal areas of application | |||
KBF4 | KF | B2Q3 | Na2B4Q7 | |||
112 | Consist of borate,fluoride and exterior alive maters | 600-850 | White and mushy,suitable especially for automatic manufacture due to its low activity temperature and strong removing oxide property.Mixing with silver brazing alloy,can braze copper,copper alloy and steel,etc. |