Vaccum filming system

The ultra-precision resistors must be high stable resistors that need perfect filmed ceramic cores with quite low temperature coefficient and ultra-stability.

Thunder Precision Resistor Co., Ltd. makes these perfect filmed cores with high grade vaccum filming machines and ultra-high Al3O2 content ceramic cores made by CeramTec Germany, high Ohm filming material made by Materion, Americ and low Ohm value filming materials made by Isabellenhutte, Germany. 


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