Composite structure mould core and its preparation method
The invention provides a composite construction mold for molded glass production, including a mold base with a molded surface; lubricating agent exists in pore space of said molded base, part of which is made by burning the mixture of tungsten carbide particles and noble metal particles. The inventi...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The invention provides a composite construction mold for molded glass production, including a mold base with a molded surface; lubricating agent exists in pore space of said molded base, part of which is made by burning the mixture of tungsten carbide particles and noble metal particles. The invention also provides the making method of said composite construction mold. |
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