JINGKELIAN QNB No.4 ISO Flow Cup outflow time 30s ≤ t ≤ 100s diameter 4mm
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4mm30~100sISO 2432-1993、GB/T6753.4-86
Viscosity range 35~ 135cSt, outflow time 30~100s, flow hole diameter 4mm, flow hole diameter error +/- 0.01mm, cup body material stainless steel, filter material stainless steel, Applicable standard ISO 2432-1993, GB/T6753.4-86