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Plastic Melt Flow Index (MFI) Test Equipment is a type of testing instrument used to determine the melt flow rate of plastic materials. It measures the ease with which molten plastic can flow under pressure through a specified orifice at a given temperature.
The MFI value is a measure of the viscosity of a polymer material and is an essential factor in determining the material's processing and performance properties. The test is commonly used in quality control and research and development applications to ensure that the plastic material meets the required specifications for a particular application.
The plastic MFI test equipment typically consists of a heating chamber, a piston, and a die with a specified orifice. The plastic material is loaded into the heating chamber and subjected to a specified temperature for a specified time, allowing it to melt. Then, a piston is used to apply a specified load to the molten plastic, forcing it through the die's orifice. The time taken for the molten plastic to flow through the orifice is recorded and used to calculate the MFI value.
MFI testing is commonly used in the plastics industry for applications such as injection molding, blow molding, and extrusion, where the viscosity of the molten plastic is critical to the product's quality and performance. The MFI test is also useful in determining the molecular weight distribution of the polymer material.
In summary, plastic MFI test equipment is an essential tool for manufacturers and quality control personnel in the plastics industry to ensure that their products meet the required specifications and perform well in various applications.
Product Description
This instrument is used to determine each kind of high polymer melt flow rate when the viscous flow state, it is suitable for high melting temperature of polycarbonate, aromatic sulfone, fluorine plastic, etc. Applies to polyethylene, polystyrene, resins and other low melting temperature of plastic testing, the instrument satisfies the requirements of GB/T3682-2000 standard, widely used in plastics manufacturers, universities and colleges, scientific research units, and the commodity inspection department.
Technical parameters
| Temperature control | Room temperature ~400 ºC; PID control, accuracy:+ / - 0.05 (including overtemperature protection) |
| Weight | 0.325, 0.875, 0.96, 1.2, 1.64, 2.5, 4.1, 2.5, 4.1 (combination weights) |
| Cylinder | ø 9.5504 + / - 0.0076 mm length:160 mm |
| Piston | ø 9.4742±0.0076mm |
| Die | outside diameter :9.5 + / - 0.02 mm; Aperture: 2.0955 + / - 0.0051 mm; length:8.00 + / - 0.02 mm |
| Auto cutoff device | Automatic cutting material, manual cutting material choice, the setting time is 0.1 ~ 0.1 min set arbitrary |
| Dimension(W×D×H) | 35×25×60cm |
| Weight | 30KG(not include farmer) |
| Power | AC220V |
