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| Tungaloy is proud to introduce you excellent molds that are required micro-like finishing based on microfine grades. All of the molds are thin coated against oxidation resistance, and all of the molds are thin coated against oxidation resistance.
The lens molds are applied in various fields such as medical and digital camera and mobile phones. We are able to meet any of your demand: materials, grinding work, and spherical work, as well as short delivery date.
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| ・Use |
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| For Pick up lens. For Mobile telephone. For Medical treatment. For Glass lens. |
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| ・Property grade for lens mold |
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| grade |
hardness |
average of grain size |
flexural power |
fracture toughness |
coefficient of thermal expansion |
| HV |
μｍ |
GPａ |
KｉC |
(X10-6/K) |
| NF |
2,050 |
0.3 |
2.0 |
7.5 |
5.4 |
| F |
1,950 |
0.5 |
2.5 |
7.9 |
5.4 |
| AE60 |
1,650 |
0.5 |
4.5 |
10.0 |
5.7 |
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