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一、概述天津市自动化仪表厂与西安绝缘材料厂采用了新工艺、新材料,研制成柔性印制电路板,现已运用在扩散硅变送器和扩散硅传感器中,上机运行性能可靠,效果良好。该电路板的性能和优点是:(1)可在-60～+200℃的环境中长期工作;(2)耐烟雾、耐霉菌、耐潮湿,是做三防产品的最佳导电活动联接器件;(3)耐酸性也很好;(4)绝缘性能高,表面电阻系数≥4.5×10~(15)欧姆,体积电阻系数≥4.5×10~(15)欧姆·厘米;(5)耐浸焊性≥10秒/260℃±5℃;
I. Overview Tianjin Automation Instrumentation Factory and Xi’an Insulation Material Factory adopted a new technology, new materials, developed into a flexible printed circuit board, has been used in the proliferation of silicon and diffused silicon sensor transmitter, the machine running reliable performance, Good effect. The circuit board performance and advantages are: (1) long-term work in the environment of -60 ~ +200 ℃; (2) resistant to smoke, mold, moisture resistance, is the best conductive activity of the three anti- ; (3) acid resistance is also good; (4) high insulation properties, surface resistivity ≥ 4.5 × 10 ~ (15) ohms, volume resistivity ≥ 4.5 × 10 ~ (15) ohm · cm; Sex ≥10 seconds / 260 ℃ ± 5 ℃;