Detect wood flour and plastic ash
It is to burn the sample to ashes, weigh the ashes. Then calculate the percentage of ashes to know the purity of the material
Quality Control
Seventrust has complete and rigorous testing methods and procedures. Every member of the quality control team has been strictly selected and has more than 10 years of work experience. From raw materials to finished product, SevenTrust quality control team never misses any details.
Good quality lies not only in appearance, but also in every innermost part of the product. This is what the SevenTrust quality control team has always insisted on.
The melt index meter
The machine is the polymer plastic melt flow rate meter (referred to as the melt index meter), which detects the flow rate of the plastic in the molten state and judges the quality of the plastic
Density meter
Density meter, which detects the density of materials
Thermostat test
This is thermostat, which is used to detect changes in heat and cold.
Strength test of products
The strength standard is not the same for different projects.We get samples and test three times a day to ensure the stability of our products.
Test of Colorimeter
No matter the standarded model or customized one,we are strict to control the color difference and promise the same color for every batch of goods.
Appearance and sample test of products
Our inspector test randomly for every process by 24 hours to ensure all indicators are qualified and send samples to third-party inspection agency.
Recording and file of production
We create files for every order including order details,samples,test recording, so that we can check in the future.