| 化学成份 |
| Chemical Composition |
| 主要化学成份Main Chemical Composition(%) |
| 6%Co-(6.5~7.0)%(Tic+TaC)-WC |
备注Remark |
| 石蜡工艺Paraffin Process |
|
| 粉末性能 |
| Powder Characteristics |
名 称
Description |
标 准
Standard |
典型值
Typical Value |
霍尔流速（sec/50g)
Hsll flowability |
≤45 |
36 |
松装密度(g/cm3)
Bulk density |
3.00~3.40 |
3.10 |
|
| 工艺过程 |
| Process |
| 压制总压力（吨）Pressing Pressure |
≥3.5 |
| 真空脱蜡（ ℃ ）Vacuum Dewaxing |
300~380 |
| 真空烧结（ ℃ ）Vacuum Dewaxing |
1410±10 |
| 线收缩率（自动压机）% Linear Shrinkage |
15~20 |
|
| 物理机械性能 |
| Physical Properties |
名 称
Description |
标 准
Standard |
典型值
Typical Value |
硬 度( HRA）
Hardness |
92.0~93.2 |
92.8 |
密 度( g/cm3)
Density |
13.25~13.50 |
13.6 |
矫顽磁力(KA/m)
Coereive Force
|
17.3~21.3 |
20 |
磁饱和(%)
Magnetic Saturation |
82.0~92.0 |
93 |
抗弯强度(N/mm2)
Bending Strength |
1600 |
1700 |
|
| 金相组织 |
| Microstructure |
组织结构
Microstructure |
标 准
Standard |
典型值
Typical Value |
孔隙度(≤)
Porosity |
A04B04 |
A02B02 |
非化合碳(≤)
Uncombined carbon
|
C02 |
C00 |
|
