TD处理整体优势
类别 |
TD-VC |
TBS-1500 |
热CVD |
PVD |
镀铬 |
氮化 |
涂层种类 |
VC |
Fe-B |
TiC, TiCN |
TiN, CrN |
Cr |
Fe-N |
涂层硬度(Hv) |
3,200-3,800 |
1,200-1,700 |
2,300-3,800 |
2,000-2,300 |
900-1,000 |
900-1,000 |
涂层厚皮(μm) |
3-15 |
10-100 |
3-15 |
1-15 |
20-50 |
10-20 |
处理法 |
熔融盐浸溃 |
熔融盐浸渍 |
气体中加热 |
减压氮气中放电 |
水溶液中电解 |
水溶液浸溃 |
处理温度(℃) |
900-1,000 |
900-1,000 |
900-1,000 |
400-600 |
50-80 |
500-600 |
母材有无变形 |
X |
X |
X |
〇 |
◎ |
〇 |
母材/涂层的结合度 |
◎ |
◎ |
〇 |
X |
X |
△ |
耐磨损性 |
◎ |
〇 |
◎ |
△ |
△ |
△ |
耐热性 |
△ |
◎ |
△ |
X |
X |
〇 |
TD处理硬度优势
TD模具耐磨性优势
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