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.
Composition
The specified particle size distribution is shown in the following table:
x (µm)
Q3(x) (%)
106.0 - 150.0
3.0
150.0 - 212.0
18.0
212.0 - 300.0
64.0
300.0 - 425.0
99.0
425.0 - 600.0
100.0
Transport and Storage
Partial segregation may occur during transport and storage. It is therefore recommended to homogenize the DMT Quartz Sand | A1.2 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 Quartz Sand | A1.2
Standard:
ASTM F 608
Title of Standard:
Standard Test Method for Evaluation of Carpet Embedded Dirt Removal Effectiveness of Household/Commercial Vacuum Cleaners
