Chromium Carbide Powder (Cr3C2)
High-purity chromium carbide (Cr3C2) powder used in thermal spray coatings for wear-resistant surfaces on industrial tools and components. This chemically defined inorganic compound of chromium falls under HTS 2849.90.20.00 as a carbide of chromium, not chemically defined otherwise. It is supplied in fine powder form for manufacturing applications.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If mixed with binders or additives for ready-to-use paste
Mixtures of chemicals not elsewhere specified fall under 3824 when formulated beyond pure carbide.
If sintered into ceramic crucibles or lab ware
Sintered carbide products become ceramic articles of Chapter 69.
If shaped into interchangeable cutting tool inserts
Fabricated tool inserts from carbides are classified as tools in Chapter 82.
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Import Tips & Compliance
• Verify chemical purity and composition via certificate of analysis to confirm classification as chromium carbide under Chapter 28
• Include Safety Data Sheet (SDS) and proper hazardous materials declaration if shipped as powder to avoid delays
• Avoid misclassification as finished coatings; classify as raw carbide powder only
Related Products under HTS 2849.90.20.00
Chromium Carbide Sputtering Target
Dense chromium carbide (Cr3C2) disc used as a sputtering target for thin-film deposition in semiconductor and optical coating production. Classified under HTS 2849.90.20.00 as chemically defined chromium carbide in unworked form. Not considered a finished optical element.
Nano-Chromium Carbide Particles
Ultrafine nanocrystalline chromium carbide (Cr3C2) particles averaging 50nm for advanced composite materials and catalysts. This pure, chemically defined compound is classified in HTS 2849.90.20.00 as other chromium carbides. Particle size does not affect chapter classification.
Chromium Carbide Thermal Spray Wire
Continuous wire form of chromium carbide composite (60% Cr3C2 in nickel-chromium matrix) for HVOF thermal spraying. The primary chromium carbide component qualifies it under HTS 2849.90.20.00 when chemically defined. Used to create wear-resistant coatings.
High-Purity Chromium Carbide Crystals
Synthetic single-crystal chromium carbide (Cr3C2) grown for research and calibration standards in materials science. Chemically defined per Chapter 28 notes, classified under HTS 2849.90.20.00. Supplied as small crystals under 2.5g each.
Chromium Carbide Wear Plates
Pre-formed plates consisting primarily of chromium carbide overlay on steel backing for chute liners and conveyor wear parts. The functional chromium carbide layer determines classification under HTS 2849.90.20.00. Not considered finished machinery parts.
Cr3C2 Chromium Carbide Rods
Hot-pressed polycrystalline chromium carbide (Cr3C2) rods used as stock material for machining into pump seals and valve components. Chemically defined carbide in cylindrical form per Chapter Notes, under HTS 2849.90.20.00.