Rheologische Prüfung

Prüflösungen

Rheology of Compounded Thermoplastic Rubber used for Processing Tyres

A capillary rheometer, like the CEAST SR20, can find the flow characteristics of compounded thermoplastic elastomers used in the production of tires.

Rheological Tests on Cap Liners Manufactured for Plastic Bottle Caps

A CEAST Capillary Rheometer has been used to test the flow behavior of plastic cap liners of bottle cap to prevent leaks with a tight mold and quality seal.

Prüfung von Elastomeren und Kautschuken mit einem Kapillarrheometer

Bestimmung des Schmelzindexes von Thermoplasten mittels Extrusionsplastometer nach ASTM D1238

Die ASTM D1238 spezifiziert vier Prüfverfahren zur Erfassung der Fließfähigkeit und des Schmelzindexes von Kunststoffen durch Messung der Extrusionsrate von Harzen durch eine Düse.

ISO 11443, ASTM D3835 Determination of Properties of Polymeric Materials with a Capillary Rheometer

ISO 11443 and ASTM D3835 are specifications for determining the flow properties of polymeric materials at temperatures lower and higher than the melting point.

ISO 11443 – Rheology of Heat-Curing Elastomers/Silicone at Room Temperature

With a CEAST SR50 Capillary Rheometer, Instron was able to test silicone materials to determine which can undergo extrusion at room temperature, observing ISO 11443.

ISO 17744 Determination of specific volume as a function of temperature and pressure (pvT diagram)

A controller can test how much a mold will shrink by placing it in a high-pressure chamber with controlled temperature, volume, and pressure, following ISO 17744.

ISO 22007 Determination of Thermal Conductivity and Thermal Diffusivity, General Principles

For ISO 22007, testing technicians can determine thermal conductivity data easily by using Capillary Rheometers with applicable accessory.

Prozessoptimierung bei Gummimischungen durch Viskositätsmessungen mit Kapillarrheometer

Zur Kontrolle der Qualität von nicht vulkanisiertem Gummi kann ein CEAST-SR20-Kapillarrheometer zur Bestimmung des Verhaltens des Materials bei unterschiedlichen Temperaturen, Drücken und Scherraten verwendet werden.

Testing Sticky Samples with MFT: Procedures for Barrel Cleaning

Instead of manual cleaning methods, the Integrated Barrel Cleaning Device is used to easily clean Melt Flow Testers after every test to ensure accuracy.