u meet the standard GB / T 20042.6-2011 proton exchange membrane fuel cells Part 6: Test Method for bipolar plate characteristics;

u resistance measurement range 30m Ω - 3M Ω, divided into different gears, which can meet the resistance test needs of customers in various ranges;

u the flatness of the upper and lower pressing plates is ± 0.05mm, the pressing pressure is 0-500kg, and the pressing accuracy is 2%, so as to ensure the accuracy of contact resistance test.