Sir-Chem® Dry Powder Black

Our Solution Results in:

  • Clear indications with good particle buildup
  • Bold color
  • Economical
Dry Magnetic Particle Inspection

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.

Mi Glow


  • Provides clear indications and adequate contrast on finished surfaces
  • Sizing characteristics – ensure reliable dry method MPI with minimal dust
  • Does not - require UV-A lighting

Ordering and Specifications

Local Map
Domestic Packaging

Item # / Package Size
#2651 – 10 pounds/jar

#2655 – 50 pounds/pail

International Packaging

Item # / Package Size

#2658 5kg./jar

#2657 25kg./pail

Technical Specifications

Physical Characteristics
Blue 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: Blue
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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