FR-4 Environmental protection

2018-01-02T10:54:34+00:00December 29, 2016|

Human development is always closely related with the environment. In the electronics industry, the substrate of halogen-free and process lead-free is the the two core focus. Halogen-free substrate development work is in the mid-80s of 20th century, the real industrialization [...]

FR-4 Performance characteristics

2018-01-02T10:55:07+00:00December 21, 2016|

Vertical layer orientation Bending strength A: Normal state: E-1/150,150±5℃≥340Mpa Parallel layer orientation the impact strength (simple beam method): ≥230KJ/m Insulation resistance after immersion(D-24/23): ≥5.0×108Ω Vertical layer orientation Electrical strength( In 90±2℃ transformer oil, board thickness:1mm ): ≥14.2MV/m Parallel layer orientation [...]

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