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Rotational viscosity

Rotational viscosity

AASHTO T 316

Explained inRotational Viscometer

Calculator

Rotational viscosity

AASHTO T 316

Torque on the spindle, T, mN·m

Spindle speed, rpm

Spindle and chamber (SC4-27 in SC4-13R)

Spindle radius, R_b, mm

Chamber radius, R_c, mm

Effective spindle length, L, mm

Example values. Your agency’s specification sets the limits.

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