Irregular Powders — Supply for Research and Industry

Korea New Materials supplies water-atomized, milled and crushed irregular-morphology metal, alloy, ceramic/oxide and carbon powders for powder metallurgy (press & sinter), MIM, thermal spray, brazing and abrasive/refractory applications. Small quantities and prototype requests are welcome.

Irregular Powder Materials

Browse water-atomized, milled and crushed irregular-shape metal, alloy, ceramic/oxide and carbon powders for powder metallurgy (press & sinter), MIM, thermal spray, brazing, abrasives and refractory applications. Each material is supplied by particle size cut and purity grade for research and industrial use; request a quote or review availability for your application.

Water-Atomized Iron PowderFe
Metal & Alloy Irregular Powder

High-compressibility water-atomized iron powder (e.g. ASC100.29-type grades), the workhorse base powder for PM press & sinter structural components.

Water-Atomized Stainless Steel Powder316L
Metal & Alloy Irregular Powder

Water-atomized irregular-particle 316L (and 303L/304L/410L/430L/17-4PH) stainless powder for PM press & sinter parts, sintered filters and food/chemical equipment.

Electrolytic Dendritic Copper PowderCu
Metal & Alloy Irregular Powder

Dendritic, tree-like electrolytic copper powder (98.5–99.5%+ Cu) for PM admixing, friction materials, diamond-tool bond matrices and conductive coatings.

Water-Atomized Irregular Copper PowderCu
Metal & Alloy Irregular Powder

Water-atomized irregular copper powder (98.5–99.5%+ Cu, multiple size cuts) for iron-powder admixing, brazing/welding and diamond-tool applications.

Water-Atomized Irregular Bronze PowderCu-Sn
Metal & Alloy Irregular Powder

Water-atomized Cu-Sn bronze powder (10–40% Sn) for self-lubricating sintered bearings/bushings, friction parts and bronze-filled PTFE seals.

Carbonyl Nickel PowderNi
Metal & Alloy Irregular Powder

High-purity (>99.7%) carbonyl nickel powder with a distinctive filamentary, chain-like particle structure for sintered battery electrodes, EMI-shielding pigments and conductive fillers.

Irregular Cobalt PowderCo
Metal & Alloy Irregular Powder

Fine irregular cobalt powder (99.9% Co, FSSS 1.3–1.7µm) used as the binder phase for diamond cutting tools and cemented-carbide-type hot-press/free-sinter bonds.

Irregular Molybdenum PowderMo
Metal & Alloy Irregular Powder

Non-atomized (hydrogen-reduction) molybdenum powder, 2N–5N purity in mesh and micron cuts, for sputtering targets, PVD/CVD and powder-metallurgy processing.

Irregular/Crushed Tungsten Metal PowderW
Metal & Alloy Irregular Powder

Standard, crystalline and granulated tungsten metal powders (>99.9% W) — the coarser granulated grades made by press-sinter-crush — for electrical contacts, hardfacing and radiation shielding.

WC-Co Sintered & Crushed Thermal Spray PowderWC-Co
Metal & Alloy Irregular Powder

80/20 WC-Co powder made by sintering and crushing into angular, dense particles for HVOF thermal-spray wear-resistant coatings, distinct from agglomerated spherical WC-Co grades.

Irregular Aluminum PM PowderAl
Metal & Alloy Irregular Powder

Press-ready, pre-lubricated irregular aluminum PM powder (Alumix-type Al-Cu-Mg-Si / Al-Mg-Cu / Al-Si-Cu-Mg / Al-Zn-Mg-Cu grades, >99.5% Al) for press & sinter lightweight components.

Nickel-Base Brazing Filler Metal PowderNi-Cr-B-Si
Metal & Alloy Irregular Powder

Atomized irregular nickel-base brazing powder (-140/-325 mesh standard cuts, custom mesh available) for high-temperature, corrosion-resistant brazed joints; iron-base and copper-base grades also available.

Irregular Silicon PowderSi
Metal & Alloy Irregular Powder

Pulverized irregular-shape silicon metal powder (99%+ Si, D50 1–3µm to 325 mesh) for battery-anode precursors, cermet and powder-metallurgy raw material.

Irregular Titanium PowderTi
Metal & Alloy Irregular Powder

Silver-grey irregular titanium metal powder (1–5µm grades) for powder-metallurgy alloying additions, cermet raw material and thermal-spray/plating feedstock.

Brown Fused AluminaAl2O3
Ceramic/Oxide/Carbon Irregular Powder

Electric-furnace fused, crushed alumina (~96% Al2O3) with a blocky, sharp-edged angular shape, in grit sizes from 6 to 1200, for refractories, bonded/coated abrasives and blasting media.

White Fused AluminaAl2O3
Ceramic/Oxide/Carbon Irregular Powder

High-purity (~99.65%) white fused alumina, macro grit 10–220 down to 3µm microgrits, for bonded abrasives, refractories and precision lapping/microblasting.

Alumina-Zirconia AbrasiveAl2O3-ZrO2
Ceramic/Oxide/Carbon Irregular Powder

Fused alumina-zirconia (with titania) abrasive grain of sharp, aggressive angular shape, 8–220 grit, for high-stock-removal bonded and coated abrasives.

Black Silicon CarbideSiC
Ceramic/Oxide/Carbon Irregular Powder

Electric-furnace-fused, crushed black SiC with a blocky, sharp-edged shape, 6–1200 grit and fine powder grades, for grinding wheels, coated abrasives and refractories.

Green Silicon CarbideSiC
Ceramic/Oxide/Carbon Irregular Powder

Higher-purity green SiC (lower free-carbon/free-silicon content), 10–1500 grit, for precision grinding of cemented carbide and ceramic raw material.

Fused MulliteAl2O3-SiO2
Ceramic/Oxide/Carbon Irregular Powder

Electric-fused mullite (Al2O3 70–77%, SiO2 22–29%) supplied as block, granule or powder with a rough, granular surface, for refractory brick, kiln furniture and metallurgical-furnace linings.

Fused Silica, Crushed GrainSiO2
Ceramic/Oxide/Carbon Irregular Powder

Fused, then crushed-and-screened silica sand/grain/powder (>99.9% SiO2, Grade A/B/C, 4 mesh to -325 mesh) for investment-casting shell slurry, refractories and technical ceramics.

Fused Zirconia GrainZrO2
Ceramic/Oxide/Carbon Irregular Powder

Fused (monoclinic or stabilized) zirconia grain for glass-furnace AZS refractory linings and high-toughness grinding applications.

Dead Burned MagnesiaMgO
Ceramic/Oxide/Carbon Irregular Powder

High-purity magnesia sintered (dead-burned) above 1500°C into a crystalline granule/powder for basic refractory brick and monolithic (castable/gunning) refractories.

Natural Flake Graphite (Feedstock Grade)C
Ceramic/Oxide/Carbon Irregular Powder

Platy, hexagonal-flake natural graphite feedstock (80–99%+ C, -100/+100/+50 mesh) supplied prior to spheronization, for crucible refractories and Li-ion anode precursor material.

Calcined Petroleum CokeC
Ceramic/Oxide/Carbon Irregular Powder

Milled/crushed crystalline calcined petroleum coke (-20+80 mesh coarse or -325 mesh fine) for aluminum/steel anode-grade carbon and graphitization feedstock.

Powdered Activated CarbonC
Ceramic/Oxide/Carbon Irregular Powder

Ground, high-surface-area activated carbon (through 80 mesh and finer) for water/gas treatment, decolorization and purification applications.

Tungsten Carbide Powder (Cemented-Carbide Feedstock)WC
Ceramic/Oxide/Carbon Irregular Powder

Carburized, deagglomerated tungsten carbide powder in nano to coarse (~70µm) grades for cemented-carbide cutting tools, wear parts and mining/drilling inserts — distinct from spherical thermal-spray WC-Co.

Boron CarbideB4C
Ceramic/Oxide/Carbon Irregular Powder

High-hardness boron carbide powder (96%+ B4C, up to 45µm) for abrasive blasting/lapping media, body-armor ceramics and neutron-absorbing components.

Boron Nitride Flake PowderBN
Ceramic/Oxide/Carbon Irregular Powder

Nanoscale hexagonal boron nitride flakes (1–4 monolayers, 1–5µm lateral size) for thermally conductive films, electronics and energy-storage applications.

Potassium Titanate Flake PowderK2Ti8O17
Ceramic/Oxide/Carbon Irregular Powder

Platy potassium titanate flake (Mohs hardness ~4, 1–5µm and 10–53µm grades) used as a friction-modifying and reinforcing filler in brake pads/clutch facings and heat-resistant coatings.

Milled Carbon Fiber PowderC
Ceramic/Oxide/Carbon Irregular Powder

Mechanically milled short carbon fiber powder (>99.99% C, 40–50µm), a reinforcing filler used in composite and polymer compounding.

Zinc Flake PowderZn
Flake/Composite Irregular Powder

Platy zinc flake powder (1–5µm, customizable) for zinc-flake anti-corrosion coatings and industrial formulations.

Ultrafine Flake Silver PowderAg
Flake/Composite Irregular Powder

Flake-shaped silver powder (1–10µm grades) offering higher particle-to-particle contact area and lower resistivity than spherical silver, for conductive pastes and multilayer ceramic capacitor electrodes.

Flake Silver-Coated Copper PowderAg@Cu
Flake/Composite Irregular Powder

Flake-shaped silver-coated copper composite powder (1–10µm grades) for cost-effective conductive adhesives, inks, coatings and rubber/plastic compounding.

Request a Quote for Irregular Powders

Send us your drawings, dimensions, quantity, material grade, and application environment. We will review material availability, machining feasibility, quotation, and lead time. Small quantities and prototype requests are welcome.

Request a Quote