Classification of alloy cored wire has the following 5 bases:
1. According to sectional shape, it is divided into circular (wire diameter is 5-9mm) and rectangular (16mmx7mm、12mmx2mm).
2. According to category of powder core, it is divided into single, compound, multiple single mixed;
3. According to outgoing mode, it is divided into external type and internal- shaft type;
4. According to shaping method, it is divided into lapping type, welding type and occlusion type;
5. According to the status of the core material, it is divided into loose and integral
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- [Editor:张德众]
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