Sir-Chem® Dry Powder Black

Our Solution Results in:

Dry Powder Magnetic Particle Inspection. Sir-Chem Dry Powder Black.

Sir-Chem® Dry Powder Black

Sir-Chem Dusting Powder Black is a highly refined nonfluorescent  black magnetic powder used for dry method magnetic particle inspection.  Sir-Chem Dusting Powder Black provides excellent colored contrast on polished surfaces with good particle buildup.  It is designed to be used in visible light to reveal medium to coarse discontinuities on fabricated components or weldments such as bridges, pipes, large tanks, machinery, and equipment.

Sir-Chem Dry Powder Black on a Steel Billet


Ordering and Specifications


Item # / Package Size
#2651 – 10 pounds/jar
#2655 – 50 pounds/pail

Technical Specifications

Physical Characteristics
Black powder, odorless.

Particle Certification
Particles meet all relevant specifications, including but not limited to
ASTM E 1444, ASTM E 3024, AMS 3040, MIL-STD-271, NAVSEA 250-1500-1,
NTR-1E. Certification is included with each shipment.

Particle Color: Black
Average Particle Size: 75 µm
AMS Standard: 3040
SAE Sensitivity*: 8
Temperature Range: 800°F (427°C)

*Representative of the number of lines shown on an AISI 01 Ketos tool steel ring as defined in SAE AS5282.



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