In accordance with the American standard ASTM F 608, DMT test dirt A1.1 is used to evaluate the dust absorption of neck stop and industrial vacuum cleaners on carpets. The test dirt A1.1 forms a mixture of 90 % DMT quartz sand A1.2 and 10 % DMT talc test dust A1.3.
Composition
The test dirt A1.1 forms a mixture of 90 % DMT quartz sand A1.2 and 10 % DMT talc test dust A1.3.
Transport and Storage
Partial segregation may occur during transport and storage. It is therefore recommended to homogenize the DMT Test Dirt | A1.1 before use, which can be achieved by mixing with a laboratory tumbler mixer. Please store in a dry and airtight original container.
Quality ensurance
In order to achieve reproducible quality, the raw materials and production are strictly controlled. The following quality controls are carried out:
Monitoring the particle size distribution of raw materials Monitoring the particle size distribution of the end product
Specification
Name :
DMT Test Dirt | A1.1
Standard:
ASTM F 608
Title of Standard:
Standard Test Method for Evaluation of Carpet Embedded Dirt Removal Effectiveness of Household/Commercial Vacuum Cleaners
