Powder Technology Incorporated (PTI) is a materials processing company with expertise in the total spectrum of particle modification with specialization in size reduction (including jet milling and hammer milling), air classification, vibratory screening and blending.
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Test Dust and Test Contaminants.
Powder Technology Inc. (PTI) is the leading manufacturer of ISO 12103-1 test dust grades as well as other contaminants used for testing. PTI was instrumental in writing “ISO 12103-1 Road Vehicles - Test Dust for Filter Evaluation”, there are four grades of test dust designated under this specification; please scroll down for further information on all of PTI’s contaminant products.
Test Dust: ISO Test Dust
ISO 12103-1 Test Dust Grades
- Product List PP2G2 -
ISO Fine and Coarse Test Dust Grades - Product List PP7C2 -
ISO Ultrafine and Medium Test Dust Grades
Arizona Test Dust Fractions
- 0-Specified Test Dust Grades
- Intermediate Test Dust Grades
- Custom Test Dust Grades from Narrow to Broadband Distributions
- Product List PP1G4
Aramco Test Dust
JIS Test Dust
JIS Z8901 Test Dust Classes
- Product List JIS I - Classes 7, 8 & 11
- Product List JIS II - Classes 1, 2 & 3
- Product List JIS 5 - Class 5
ASHRAE Test Dust
ASHRAE Test Dust #1
ASHRAE Test Dust #2
Quartz Test Contaminants
- Graded Crushed Quartz Fractions
- Quartz, Gypsum, Calcite, Salt Blend
- ECE R16 Quart Test Dust
- Meets ECE R16,, Section 7.6.3.2 Dust
- Custom Quartz Distributions Upon Request