Tongling Yuanyi Precision Machinery Co., Ltd.
Address: 129 west Cuihu road 5, Tongling Economic Development Zone, Anhui Province
Tel：+86 13956259526
Tel：+86 13905620906
E-mail：sale@yyjgjx.com
Skype:elena.chen93
| Study on the cavity of package mould by Tongling Yuanyi Precision Machinery Co., Ltd. |
| Release time:2019-05-16 09:04:40 | Browse times:442 |
According to the characteristics of some packaged molds, through the study of EDM discharge technology, we have effectively solved the uniformity of the surface roughness of the QFN type cavity surface, the SOT/SOP type cavity surface release, and the spherical contour of the LED spherical cavity. Degree, mirror surface roughness.
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Tongling Yuanyi Precision Machinery Co., Ltd.
Tel：+86 13956259526 Tel：+86 13905620906
E-mail：sale@yyjgjx.com
Address: 129 west Cuihu road 5, Tongling Economic Development Zone, Anhui Province
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