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Mooney Viscometer

Scope Calibration of Mooney Viscometer

1.Temperature

Parameter / Range / Item

Calibration measurement capabilities

(Temperature Accuracy.)

85 to 145 °C

+/- 0.35 °C

>145 to 160 °C

+/- 0.37 °C

Standard / Technique / Method /Equipment / Remark

In-house method WI 7.2-06 by direct comparison to standard Thermometer. (Accreditation)

 

2. Torque (100 MU)

Parameter / Range / Item

Calibration measurement capabilities

(Torque Verify by Butyl Rubber, IRM-241)

ML1+4@100 °C

+/-0.5 MU

ML1+8@100 °C

+/-0.5 MU

ML1+4@125 °C

+/-0.5 MU

ML1+8@125 °C

+/-0.5 MU

Standard / Technique / Method /Equipment / Remark

In-house method WI 7.2-16 Verification by Standard material (IRM-241)

 

3. Mass

Parameter / Range / Item

Calibration measurement capabilities

4 to 15 kg

+/- 0.3 g.

Standard / Technique / Method /Equipment / Remark

In-house method WI 7.2-01 by comparison with standard weight and Electronic balance.

 

4. Speed

Parameter / Range / Item

Calibration measurement capabilities

(Speed of Rotor)

2 rpm

+/- 0.03 rpm

Standard / Technique / Method /Equipment / Remark

In-house method WI 7.2-17 by measurement with Standard Stopwatch.

 

5. Timer

Parameter / Range / Item

Calibration measurement capabilities

(Pre-heat Time)

1 min

+/- 0.1 Seconds

(Testing Time)

Calibration measurement capabilities

4 min

+/- 0.1 Seconds

Standard / Technique / Method /Equipment / Remark

In-house method WI 7.2-17 by measurement with Standard Stopwatch.

 

* expressed as an uncertainty (+/-) which for k=2, providing a level of confidence of approximately 95%