
To survive on the market, plastic products need to make the grade when it comes to quality requirements. The quantity of rejects or even recalls of complete component series can be extremely costly and damaging to the reputation of the company.
Efficient testing at each stage of the process therefore plays a decisive role in long term success.
METTLER TOLEDO offers a single source for successful plastic testing:
| Testing area | You benefit from |
Incoming goods & purchased parts | |||
■ | Density determination | - | The first stop for identifying and assessing the quality of the raw material |
■ | Moisture determination | - | This is an absolute must for successful injection mold processing |
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| - | Optimization of energy costs for pre-drying the granules |
■ | Thermal analysis | - | Does the raw material/purchased part display the defined quality? |
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| - | Identification of the plastic |
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Final inspection & optimization | |||
■ | Moisture determination | - | This is an absolute must for successful injection mold processing |
■ | Thermal analysis | - | Determination of revenue, energy and duration of cross linkage reactions |
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| - | Optimization of product processes |
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| - | Minimize reject rate |
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Quality assurance & outgoing goods | |||
■ | Thermal analysis | - | Evaluation of defective final products |
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| - | Characterization of processing influences |

Successful injection molding processing - Raw materials or granules absorb moisture (water) through contact with ambient air in production and transport or storage. Pre-drying is required in the majority of cases to guarantee a high and consistent product quality and smooth processing. By determining the total moisture or exact water content - depending on respective requirements - you can optimize the pre-drying process and, ultimately, saving energy costs. You can also avoid defective parts and large quantities of rejects. This increases productivity and lowers production costs. |
The HR83 Halogen Moisture Analyzer is perfect for production-related moisture determination. It is robust, quick and easy-to-use and provides reliable results down to a total moisture of 0.02%.
Precise water content determination
Combined with the Stomboli kiln sample changer, the Karl Fischer Titrator DL39 enables precise water content determination from a low percent up to the low ppm ranges. The automation also brings benefits such as standardized operational procedures and more accurate results as well as improved reproducibility and increased quality control efficiency.

From the analytical balance to the densitometer: Simple Installation
Each Excellence analytical balance can be quickly converted for density measurement using a special kit. On the XP und XS balances the weighing pan is simply replaced by the density kit and the balance is ready to determine the density of solids and liquids.
Fast, simple, precise: The right approach for testing your samples
The density kit determines the density of solids, porous materials or viscous substances. The XP and XS balance software calculates and logs the density values. Measurement results can either be transferred to a computer or printed out. XP and XS analytical balances are ideal for testing the quality of your raw and filling materials, significantly reducing materials and costs.
Features of the XP and XS analytical balances with density kit: Simple installation
- Clear menu guidance on the balance display
- Fast, reliable and practical handling
- Temperature entry with an accuracy of 0.1%
- High reproducibility of up to 0.001 g/cm3
- Simple sample identification
- Saved density tables for the temperature function of ethanol and water
- Logs in seven languages (ge, en, fr, it, es, ja, ru)
- Separate statistics for each measuring method

Efficient plastic analytics with the new Thermal Analysis Excellence | |
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• | Reliable evaluation of the raw material quality |
• | Optimization of energy costs and production time |
• | Improvements to the application-related production features |
• | Minimization of rejects |
• | Damage assessment |
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Innovative solutions for your success from METTLER TOLEDO:
This simplifies the interpretation of the curves.
Optimum plastic testing in the tightest space | |
| More information |

