How does the Melt Flow Indexer work?

Our Melt Flow Indexer operates by heating a polymer sample to a specific temperature and applying a predetermined load using a piston. The molten polymer is then extruded through a precision die, and the amount of material that flows out in a set period is measured. This measurement, expressed in grams per 10 minutes (g/10 min), indicates the material's melt flow rate. Higher MFR values suggest lower viscosity, meaning the polymer flows more easily, while lower MFR values indicate higher viscosity and more resistance to flow.

What types of materials can be tested with the Melt Flow Indexer?

This Melt Flow Indexer is primarily used for testing thermoplastic materials, including polyethylene (PE), polypropylene (PP), polystyrene (PS), ABS resin, polycarbonate (PC), and other engineering plastics. These materials are commonly used in various industries such as packaging, automotive, medical devices, and consumer goods. Some specialized versions of melt flow testers can also be adapted for testing waxes, food products, and pharmaceutical substances, but this Melt Flow Indexer is mainly focused on plastics.

Can the Melt Flow Indexer be used for high-temperature testing?

Yes, our Melt Flow Indexer is designed to handle high-temperature testing, with a control range from 0? to 450?. This makes it suitable for evaluating high-performance engineering plastics that require elevated processing temperatures. The device’s high-precision sensors and durable barrel construction allow it to maintain stable temperatures even during extended testing periods.

How does the Melt Flow Indexer ensure accuracy in melt flow measurements?

Labtron’s Melt Flow Indexer ensures accuracy through its dual-temperature control system, high-precision sensors, and a stable heating mechanism. The displacement accuracy is 0.001 mm, and the weight accuracy is ± 0.5%, ensuring reliable and repeatable results. The device is also equipped with a high-quality tungsten carbide steel die, which maintains precise dimensions over long-term use. Regular calibration and proper sample preparation further enhance measurement accuracy.

What industries commonly use the Melt Flow Indexer?

Our Melt Flow Indexer is widely used in industries such as plastics manufacturing, petrochemicals, packaging, automotive, and research laboratories. It is essential for quality control and material development, ensuring that thermoplastics meet the required specifications for various applications. Companies involved in polymer processing, injection molding, and extrusion commonly rely on this device for material evaluation and process optimization.

Melt Flow Indexer LMTF-A10

Name: Melt Flow Indexer LMTF-A10
Brand: Labtron
SKU: LMTF-A10
Rating: 4.8 (894 reviews)

Melt Flow Indexer LMTF-A10 has a temperature control range of 0℃ to 450℃, with a temperature resolution of 0.1℃. It accommodates a total of 8 levels of test loads with 8 sets of weights, allowing for versatile testing conditions. The holding tank, constructed from SUS304 stainless steel, prevents rusting even under prolonged heat exposure. Additionally, it features an LCD and allows for both manual and automatic cutting of test materials. Our indexer is designed for measuring the melt flow rate of various thermoplastic materials.

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Temperature Control Range	0℃ to 450℃
Temperature Resolution	0.1℃
Temperature Fluctuation	± 0.2℃
Temperature Uniformity	± 1℃
Displacement Accuracy	0.001 mm
Accuracy of Weights	± 0.5%
Cylinder Diameter	Φ 2.095 ± 0.005 mm
Charging Cylinder Diameter	Φ 9.550 ± 0.025 mm
Outlet Length	8.000 ± 0.025 mm
Time Display Resolution	0.1 S
Cutting Method	Hand-automatic cutter
Output Method	Micro automatic printout
Test Load	Total 8 levels, 8 sets of weights
Power Supply	AC 220 V ± 10% 50 Hz

High-precision sensors
Double barrel and mold
Automatic calculation and printing
Versatile test load levels
Compact and durable design

Our Melt Flow Indexer LMTF-A10 measures the melt flow rate of thermoplastics in the plastics and petrochemical industries. It helps ensure material consistency in manufacturing and research applications.

Weight × 1 set

Tools × 1 set

Mouth mold × 1 piece

Cleaning rod × 1 piece

Micro printer × 1 piece

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Melt Flow Indexer LMTF-A10 Catalog

Models of Plastic Testing Instruments

Labtron Plastic Testing Instruments has a microprocessor-controlled PID system that ensures precise temperature balance for consistent results. These include an inside chamber constructed from durable stainless steel, offering long-lasting reliability. Their test samples retain their physical properties even after aging, ensuring accurate assessments. They have adopted a double-pipe structure for enhanced durability and performance. Our plastic testing instruments effectively determine the anti-impact properties of materials, providing valuable data for material testing and quality control.

Heat Seal Tester LHST-A11

Heat Sealing Temperature : RT to 300℃
Temperature Control Accuracy : ± 1℃ (0.1℃ customizable)
Heat Sealing Time : 0.01 s to 99.99 h
Heat Sealing Pressure : 0 to 8 kg (0 to 0.8 MPa)

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Pendulum Impact Tester LIPT-A10

Maximum Impact Energy : 3 J
Minimum Graduation Value : 0.020 J (Option: 0.010 J)
Pendulum Lifting Angle : 90°
Pendulum Swing Radius : 265 mm

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Melt flow Indexer TMFI-A11

Measuring range : 0.01to 600.00 g/ 10 min (MFR), 0.01 to 600.00 cm3/ 10 min (MVR), 0.001 to 9.999 g/ cm3 (melt density)
Measuring rate : 0.001 S
Temperature range : 50 to 400°C
Temperature precision : ± 0.5°C

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Charpy/ Izod Impact Tester TCI-A10

Impact Speed & Energy (charpy) : 2.9 m/s for 1J, 2J, 4J, 5J & 3.8 m/s for 7.5J, 15J, 25J
Impact energy (Izod) : 3.5 m/s for 1J, 2J, 4J, 5J, 7.5J, 15J, 25J
Resolution of impact energy : 0.001 J
Pendulum up angle : 160°

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Vacuum Leak Tester TVLT-A10

Vacuum degree : 0 to 90 KPa
Accuracy : 1 % FS
Resolution : 0.1 KPa
Vacuum chamber effective size : 270 × 210 mm

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Falling Weight Impact Tester LFWIT-A10

Dart Head Mass : 50 to 2000
Mass Increment : 5 g
Impact Height : 1500 mm
Dart Head Quality : A method: R38 ± 1 mm B method: R50 ± 1 mm

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Izod Impact Tester LZIT-A10

Impact Energy : 1J, 2.75J, 5.5J (optional: 11J, 22J)
Impact Velocity : 3.46 m/sec
Drop Angle : 150°
Angle Display Accuracy : 0.1°

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HDT and Vicat Testing Machine TVHT-A10

Structure : Table Type
Maximum Deformation Measurement Range : 1mm (Vicat Test); 0.33mm (Thermal Deformation)
Display : 7-inch Touch Screen
Sample Frame : Manual

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Melt Flow Indexer LMTF-A10 FAQ's

Our Melt Flow Indexer operates by heating a polymer sample to a specific temperature and applying a predetermined load using a piston. The molten polymer is then extruded through a precision die, and the amount of material that flows out in a set period is measured. This measurement, expressed in grams per 10 minutes (g/10 min), indicates the material's melt flow rate. Higher MFR values suggest lower viscosity, meaning the polymer flows more easily, while lower MFR values indicate higher viscosity and more resistance to flow.
This Melt Flow Indexer is primarily used for testing thermoplastic materials, including polyethylene (PE), polypropylene (PP), polystyrene (PS), ABS resin, polycarbonate (PC), and other engineering plastics. These materials are commonly used in various industries such as packaging, automotive, medical devices, and consumer goods. Some specialized versions of melt flow testers can also be adapted for testing waxes, food products, and pharmaceutical substances, but this Melt Flow Indexer is mainly focused on plastics.
Yes, our Melt Flow Indexer is designed to handle high-temperature testing, with a control range from 0? to 450?. This makes it suitable for evaluating high-performance engineering plastics that require elevated processing temperatures. The device’s high-precision sensors and durable barrel construction allow it to maintain stable temperatures even during extended testing periods.
Labtron’s Melt Flow Indexer ensures accuracy through its dual-temperature control system, high-precision sensors, and a stable heating mechanism. The displacement accuracy is 0.001 mm, and the weight accuracy is ± 0.5%, ensuring reliable and repeatable results. The device is also equipped with a high-quality tungsten carbide steel die, which maintains precise dimensions over long-term use. Regular calibration and proper sample preparation further enhance measurement accuracy.
Our Melt Flow Indexer is widely used in industries such as plastics manufacturing, petrochemicals, packaging, automotive, and research laboratories. It is essential for quality control and material development, ensuring that thermoplastics meet the required specifications for various applications. Companies involved in polymer processing, injection molding, and extrusion commonly rely on this device for material evaluation and process optimization.