Rheological test methods

The UL Thermoplastics Testing Center can carry out the following rheological tests for you.

The reference standards used for each test method are listed in the right-hand table column.

 

Rheological test methods Standards
Melt index
Melt mass flow rate (MFR)
Melt volume flow rate (MVR)
ISO 1133
ASTM D1238 MVR
Melt index f(t)* DIN ISO 1133
Melt index f(t)** DIN ISO 1133
Melt viscosity ISO 11443
DIN 54811
Solution viscosity (with/without film) ISO 1628-1 / 4
DIN 51562-3
Oscillatory shearing (rotational rheometer)
e.g. zero shear viscosity, frequency sweep, thermal stability
ISO 6721-10
ASTM D4440-01
Special rheological tests
Capillary and rotational rheometer
 

* Intrinsic melt mass flow rate (IMFR)
** Intrinsic melt volume flow rate (IMVR)

NOTICE: DUE TO GDPR, OUR EMAIL POLICIES ARE CHANGING FOR THE EUROPEAN UNION
UL is transitioning to a new email policy as part of our commitment to your digital security and privacy. Please confirm your wish to continue to receive periodic emails from UL containing best practices, education, industry research, news, updates and promotions related to UL‘s products and services by clicking CONFIRM
CONFIRM >