NDJ-4 Rotation Viscometer can determine the viscosity resistance and dynamic viscosity ... . Measurement error: ±5% (F·S)3. Rotor (spindle): No.1, 2, 3, and 44. Rotation speed of rotor: (1) L (Slow ... ) 0.3 rpm, 0.6 rpm, 1.5 rpm, 3rpm (2) H (Fast) 6 rpm, 12 rpm, 30 rpm, 60 rpm ... Hz±10%;6. Dimension: 300×300×450 mm7. Net weight: 2 kg (excluding the holder) NDJ ...