Tungsten Carbide Ball National Standard (JBT9145-2010) III
- Details
- Category: Tungsten Information
- Published on Monday, 14 September 2015 17:18
The porosity, non-combined carbon and materials levels of tungsten carbide ball table as follow:
|
Material Level |
Porosity≤ |
Non-combined carbon≤ |
Macro pore size（μm） |
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|
＞25-75 |
＞75-125 |
＞125-175 |
＞175-225 |
＞225 |
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|
Amount of pore |
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|
Normal |
A04B04 |
C04 |
≤ 8 |
≤ 2 |
≤ 1 |
≤ 1 |
≤ 0 |
|
Advanced |
A02B02 |
C02 |
≤ 3 |
≤ 1 |
≤ 1 |
≤ 1 |
≤ 0 |
|
Notice：Macroscopic pores examination, allowing an equal number of small pores to take place of large pores. |
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