In the world of polymer testing, the Melt Flow Index (MFI) Tester stands out as an essential tool for manufacturers and quality control professionals. Its role in determining the flow properties of thermoplastic polymers is crucial for ensuring the quality and performance of plastic products. At Pacorr, we pride ourselves on providing top-of-the-line Melt Flow Index Testers designed to meet the rigorous demands of the industry.

What is a Melt Flow Index Tester?

A Melt Flow Index Tester measures the rate at which a thermoplastic polymer melts and flows under a specific temperature and load. This measurement, expressed in grams per 10 minutes (g/10 min), is known as the Melt Flow Index (MFI). The MFI is a key indicator of a polymer's viscosity and molecular weight, which are critical factors in determining its suitability for various applications.

Why is Melt Flow Index Important?

Understanding the MFI of a polymer is vital for several reasons:

1.     Quality Control: Ensures consistent material properties in production batches.

2.     Material Selection: Helps in choosing the right polymer for specific applications.

3.     Process Optimization: Aids in adjusting processing parameters for optimal performance.

4.     Compliance: Ensures products meet industry standards and regulations.

Key Features of Pacorr's Melt Flow Index Tester

Pacorr's Melt Flow Index Tester price is engineered with precision and user-friendliness in mind. Here are some of its standout features:

  • High Accuracy: Provides precise measurements to ensure reliable data.
  • Robust Construction: Built to withstand rigorous testing environments.
  • Easy Operation: User-friendly interface for straightforward testing procedures.
  • Versatile Application: Suitable for a wide range of thermoplastic materials.
  • Comprehensive Reporting: Generates detailed reports for thorough analysis.

How Does the Melt Flow Index Tester Work?

The testing process involves heating the polymer sample in a barrel to a specified temperature. A piston applies a constant load, causing the melted polymer to flow through a die. The amount of polymer extruded in 10 minutes is weighed to determine the MFI. The test conditions, such as temperature and load, vary depending on the type of polymer being tested.

Applications of Melt Flow Index Testing

MFI testing is widely used across various industries, including:

  • Automotive: Evaluating materials for interior and exterior components.
  • Packaging: Ensuring the quality of films, containers, and other packaging materials.
  • Consumer Goods: Testing materials for household items, toys, and appliances.
  • Medical Devices: Assessing polymers used in medical and pharmaceutical applications.

Benefits of Using Pacorr's Melt Flow Index Tester

Choosing Pacorr's Melt Flow Index Testing offers numerous advantages:

  • Enhanced Product Quality: Achieve consistent and high-quality products by accurately measuring polymer flow properties.
  • Cost Efficiency: Optimize material usage and reduce waste by selecting the right materials and processing conditions.
  • Regulatory Compliance: Ensure your products meet international standards and regulatory requirements.
  • Customer Satisfaction: Deliver products that meet or exceed customer expectations in terms of performance and reliability.


The Melt Flow Index Tester is an indispensable tool for anyone involved in polymer manufacturing and quality control. At Pacorr, we are committed to providing high-quality testing instruments that help you maintain the highest standards of product quality and performance. Explore our range of Melt Flow Index Testing and elevate your polymer testing capabilities today.