Metal powders and granules
Ramisa Sas supplies metal powders, coarse granular forms (granules, pieces, shot, pellets, rods, ingots) and solder micropowders.
Steel powder
Stainless steel powder AISI 316L, 45 µm, 325 mesh
Steel balls
Stainless steel powder AISI 304L
Stainless steel powder AISI 316L
Stainless steel powder AISI 410L
Ferrite powder, various particle sizes
Aluminium powder
Dark aluminium powder, 6-7 µm
AlSi7Mg0.6 (F357) aluminium alloy for 3D printing
Aluminium powder 150 µm, 100 mesh, Al min. 99.7% (atomised)
Atomised aluminium granules 0.800 mm – 3 mm, Al min. 99.7%
Aluminium powder 63 µm, 250 mesh, Al min. 99.7% (atomised)
Aluminium powder 45 µm, 325 mesh, Al min. 99.7% (atomised)
Aluminium powder 99.4%
Aluminium powder 325 mesh
Aluminium granules
Aluminium chips
Bronze powder
Bronze powder < 315 μm, 48 mesh, Cu 90% + Sn 10% (spherical)
Bronze powder 45 µm, 325 mesh, Cu 90% + Sn 10%
Bronze powder 45 µm, 325 mesh, Cu 90% + Sn 10%
Bronze powder 45 µm, 325 mesh, Cu 60% + Sn 40%
Bronze powder 150 µm, 100 mesh, Cu 85% + Sn 15%
Bronze powder 45 µm, 325 mesh, Cu 85% + Sn 15%
Bronze powder 75 µm, 200 mesh, Cu 85% + Sn 15%
Bronze powder 75 µm, 200 mesh, Cu 90% + Sn 10%
Bronze powder 60/40, ultrafine
Bronze powder 80/20, extra fine
Bronze powder 85/15, extra fine
Bronze powder 89/11, spherical
Bronze powder 90/10, extra fine
Bronze powder 90/10, ultrafine
Bronze powder 90/10 for sintering
Bronze powder 75 µm
Cobalt powder
Cobalt powder, sub-micron
Cobalt powder, ultrafine
Cobalt powder 400 mesh
Cobalt powder 100 mesh
Iron powder
Iron powder 140 µm, 105 mesh, Fe min. 99%
Iron powder 150 µm, 100 mesh, Fe min. 99%
Iron powder 45 µm, 325 mesh, Fe min. 99.5%
Carbonyl iron powder, Fe min. 99.5%
Iron powder 106 µm, 140 mesh, Fe min. 99.7%
Iron powder 63 µm, 250 mesh, Fe min. 99.7%
Atomised iron powder
Copper-coated carbonyl iron 84-86%
Phosphorus-containing carbonyl iron min. 88%
Iron pellets 1.4 mm
Iron oxide
Red iron(III) oxide
FeCu powder (copper-coated iron)
Iron powder, Fe min. 97%
Nickel powder
Carbonyl nickel
Nickel powder 100/325 mesh min. 99.95%
Brass powder
Brass powder 63 µm, 250 mesh, Cu 70% + Zn 30%, brown shade
Brass powder 45 µm, 325 mesh, Cu 70% + Zn 30%, yellow shade
Brass powder 45 µm, 325 mesh, Cu 70% + Zn 30%, green shade
Brass powder 150 µm, 100 mesh, Cu 80% + Zn 20%
Brass powder 63 µm, 250 mesh, Cu 70% + Zn 30%
Brass powder
Brass powder 50/50 (Cu 50% + Zn 50%)
Brass powder 45 µm
Brass powder 63 µm
Brass powder 70/30, ultrafine
Brass chips
Copper powder
Copper powder 45 µm, 325 mesh, Cu min. 99.9%, suitable for antifouling paints
Atomised copper powder 425 µm, 40 mesh, Cu min. 99.5%
Atomised copper powder 45 µm, 325 mesh, Cu min. 99.6%
Copper flake powder 20-140 µm, Cu min. 99.90%
Copper granules 0.300 mm – 4 mm, Cu min. 99.9%
Atomised copper powder 106 µm, 140 mesh, Cu min. 99.2%
Atomised copper powder 63 µm, 250 mesh, Cu min. 99.6%
Atomised copper powder 150 µm, 100 mesh, Cu min. 99.5%
Electrolytic copper powder 74 µm, 200 mesh, Cu min. 99.7%
Copper granulate, size 2 to 5 mm
Phosphor copper powder 15%
Copper powder for sintering
Copper powder, ultrafine
Copper powder, extra fine
Copper chips
CuSnZn alloy powder
Lead powder
Lead powder 75 µm, 200 mesh, Pb min. 99.90%
Lead powder 45 µm, 325 mesh, Pb min. 99.90%
Lead balls
Lead powder
Tin powder
Tin powder 75 µm, 200 mesh, Sn min. 99.9%
Tin powder 45 µm, 325 mesh, Sn min. 99.9%
Tin powder 99.7%, various particle sizes
Tin metal powder, extra fine, 99.9%
Tantalum powder
Tantalum powder 99.2%, particle size below 100 µm
Titanium powder
Titanium hydride 1 micron
Titanium nitride powder
Titanium powder -325 mesh
Titanium metal powder 100 mesh
Titanium carbide / titanium nitride 50/50
Titanium powder 98%, 0-100 micron
Zinc powder
Zinc powder <45 µm, 325 mesh, Zn ≥90% (stabilised)
Zinc powder 250 µm, 60 mesh, Zn min. 99.7%
Zinc powder 150 µm, 100 mesh, Zn min. 99.7%
Zinc powder 75 µm, 200 mesh, Zn min. 99.7%
Zinc powder 45 µm, 325 mesh, Zn 99.97%
Zinc stearate powder
Zinc metal powder 325 mesh
Zinc powder 99.7%, 15 µm
Zinc powder 45 µm
Zinc dust, impalpable
Tungsten powder
Tungsten powder 99.95%, 1-1.5 µm
Tungsten powder, extra fine
Fused tungsten carbide
Tungsten carbide
Other metal powders
Antimony powder 99%
Silver metal powder 7-15 µm, 99.93%
Boron carbide powder 16/40 µm, 400 mesh
Chromium powder 400 mesh
Manganese powder min. 99.25%
Electrolytic manganese -325 mesh min. 99.7%
Molybdenum powder -45, 99.5%
Bismuth pellets
Solder micropowders – Composition and solidification temperature range
|
Composition |
Solidification temperature (°C) |
|
Sn42Bi58 |
138 |
|
Sn42Bi57Ag1 |
139 |
|
Sn96.5-Ag3.0-Cu0.5 |
217-220 |
|
Sn95.5-Ag4.0-Cu0.5 |
217-220 |
|
Sn99.3-Cu0.7 |
227 |
|
Sn95-Ag5 |
221-245 |
|
Sn |
232 |
|
Sn95-Sb5 |
237-240 |
|
Sn90-Sb10 |
243-257 |
|
Bi97.5Ag2.5 |
262-267 |
|
Bi |
271 |
High-temperature micropowders – Composition and solidification temperature range
|
Composition |
Solidification temperature (°C) |
|
Sn80-Cu20 |
227-520 |
|
Cu65-Sn35 |
725-750 |
|
Ag72-Cu28 |
779 |
|
Cu90-Sn10 |
860-1010 |
Chromium metal powders
Chromium metal powder, Cr min. 99%
Magnesium metal powders
Magnesium metal powder 45 µm, 325 mesh, Mg 99.8%
Silver metal powders
Nano silver metal powder, spherical particles, Ag 99.99%
Silver powder 250 µm, 60 mesh, Ag 99.99%, spherical particles
Silver powder 15 µm, ultrafine conductive flakes, Ag 99.99%
Silver powder 1-3 µm, ultrafine conductive particles, Ag 99.99%
Silver powder 5-10 µm, ultrafine conductive flakes, Ag 99.99%
Silver powder 3-5 µm, ultrafine conductive particles, Ag 99.99%
Precious and noble metal powders
Platinum powder (Pt)
Platinum powder is used in catalysis, electronics, crucibles, technical alloys and laboratory applications. Available as fine powder, nanopowder and sponge.
Nanopowder, average size 100 nm, Pt 99.9%
0.2–1.8 µm, Pt min. 99.95%
<60 µm, 250 mesh, Pt min. 99.95%
Sponge, Pt min. 99.9%
Palladium powder (Pd)
Palladium powder is used in catalysis, electronics (conductive pastes), jewellery and hydrogen storage systems. Available as powder, nanopowder and sponge.
Nanopowder, average size 80 nm, Pd 99.9%
1.2–2.5 µm, Pd min. 99.9%
<60 µm, 250 mesh, Pd min. 99.9%
Sponge, Pd min. 99.9%
Rhodium powder (Rh)
Rhodium powder is used in catalysis, electrical contacts and reflective coatings. Available as standard powder, fine powder and sponge.
Powder, Rh min. 99.9%
Fine powder, Rh min. 99.95%
Sponge, Rh min. 99.9%
Iridium powder (Ir)
Iridium, one of the most corrosion- and heat-resistant metals, is used in powder form for crucibles, electrodes, contacts and catalysis. Available in various particle sizes and as nanopowder.
Nanopowder, average size 15 nm, Ir 99%+
<45 µm, 325 mesh, Ir min. 99.9%
<60 µm, 250 mesh, Ir min. 99.95%
Powder, Ir min. 98%
Ruthenium powder (Ru)
Ruthenium powder is used in catalysis, electronics, electrical contacts and as an alloying element. Available as powder and sponge.
75 µm, 200 mesh, Ru min. 99.8%
<60 µm, 250 mesh, Ru min. 99.9%
Sponge, Ru min. 99.95%
Osmium powder (Os)
Osmium, the densest of all elements, is used in powder form in high-hardness alloys, tips and wear-prone contacts. Available in high purity.
Powder, Os min. 99.9%
Rhenium powder (Re)
Rhenium powder is used in superalloys for turbines, catalysts and high-temperature filaments. Available as fine powder in technical and high purity grades.
<10 µm, Re min. 99%
<10 µm, Re min. 99.99%
Rare earth powders (metals)
Rare earth metals are used in the production of magnets, special alloys, catalysts, lighting materials (phosphors), lasers and optics. Purities are stated on a REO (Rare Earth Oxide) basis.
Dysprosium powder (Dy)
Additive in NdFeB permanent magnets for high-temperature use; also used in nuclear applications.
Powder, Dy min. 99.9% (REO basis)
Erbium powder (Er)
Used in optical fibres and lasers, glass and ceramics (pink colourant) and alloys.
Powder, Er min. 99.9% (REO basis)
Gadolinium powder (Gd)
Used in magnetic applications, neutron shielding and special alloys.
Powder, Gd min. 99.9% (REO basis)
Holmium powder (Ho)
Used in lasers, experimental high-field magnets and as a colourant for glass.
Powder, Ho min. 99.9% (REO basis)
Lanthanum powder (La)
Used in alloys, special optics, catalysts and NiMH batteries.
425 µm, 40 mesh, La min. 99.9% (REO basis)
Lutetium powder (Lu)
Used in catalysis, scintillation detectors and high-tech applications.
Powder, Lu min. 99.9% (REO basis)
Neodymium powder (Nd)
Key element of NdFeB permanent magnets; also used in lasers and glass.
Powder, Nd min. 99.9% (REO basis)
Praseodymium powder (Pr)
Used in magnets, alloys and colourants for glass and ceramics.
Powder, Pr min. 99.9% (REO basis)
Samarium powder (Sm)
Used in high-temperature SmCo magnets and in catalysis.
Powder, Sm min. 99.9% (REO basis)
Scandium powder (Sc)
Used in high-performance light alloys (Al-Sc) and in fuel cells.
150 µm, 100 mesh, Sc min. 99.9% (REO basis)
Terbium powder (Tb)
Used in phosphors, magnets and magnetostrictive materials.
Powder, Tb min. 99.9% (REO basis)
Ytterbium powder (Yb)
Used in solid-state lasers, alloys and electronic applications.
Powder, Yb min. 99.9% (REO basis)
Yttrium powder (Y)
Used in phosphors, superconductors, technical ceramics and alloys.
75 µm, 200 mesh, Y min. 99.9% (REO basis)
Other metal and metalloid powders
Boron powder (B)
Available in amorphous and crystalline form; used in alloys, refractory materials, technical pyrotechnics and semiconductors. Purities up to 6N.
<1000 µm, B min. 99.995%
Amorphous, 2 µm, B min. 99.9%
Amorphous, B 95–97%
Crystalline, 40 µm, B min. 99%
Crystalline, ~45 µm, 325 mesh, B min. 99.9%
Crystalline, <45 µm, 325 mesh, B min. 99.999%
Crystalline, <45 µm, 325 mesh, B min. 99.9999%
Germanium powder (Ge)
Used in infrared optics, semiconductors and alloys. Available in ultra-high purity.
<50 µm, Ge min. 99.999%
<200 µm, Ge min. 99.999%
<250 µm, Ge min. 99.99%
Hafnium powder (Hf)
Used in refractory alloys, nuclear applications (control rods) and superalloys.
<45 µm, 325 mesh, Hf min. 99.6%
45–250 µm, -60/+325 mesh, Hf min. 99.8%
Indium powder (In)
Used in low-melting alloys, solders, semiconductors and coatings. Grades with 2% MgO are easier to handle.
<45 µm, 325 mesh, In min. 99.999%
<200 µm + 2% MgO, In min. 99.99%
<200 µm + 2% MgO, In min. 99.999%
Niobium powder (Nb)
Used in superalloys, superconductors, capacitors and vacuum applications.
<65 µm, Nb min. 99.9%
70–180 µm, Nb min. 99.9%
Selenium powder (Se)
Used in glass, pigments, electronics and alloys. Available in various particle sizes.
95 µm, 160 mesh, Se min. 99.99%
75 µm, 200 mesh, Se min. 99.8%
45 µm, 325 mesh, Se min. 99.6%
Silicon powder (Si)
Used in alloys, metallurgy, electronics and ceramics. Available in high purity and as nanopowder.
Nanopowder, average size <100 nm, Si 99%+
45–150 µm, -100/+325 mesh, Si min. 99.999%
<30 µm, Si min. 98.5%
<160 µm, Si min. 98.5%
Vanadium powder (V)
Used in alloys (steels and titanium), catalysis and energy storage applications.
75 µm, 200 mesh, V min. 99.5%
<75 µm, V min. 99.9%
Special alloy powders
Titanium alloy Ti-6Al-4V (Grade 5)
Spherical powder for additive manufacturing (metal 3D printing), MIM and aerospace and biomedical applications. Typical particle sizes for additive manufacturing.
Spherical, 45–75 µm, Grade 5 (Ti-6Al-4V)
Spherical, 75–125 µm, Grade 5 (Ti-6Al-4V)
Compound and oxide powders
Erbium oxide (Er₂O₃)
Used in optics, lasers, glass and technical ceramics (colourant) and as a dopant.
Powder, purity 99.9%
Anhydrous erbium chloride (ErCl₃)
Precursor used in rare earth chemistry, optics and catalysis.
Anhydrous powder, purity 99.9% (REO basis)
Gadolinium oxide (Gd₂O₃)
Used in technical ceramics, phosphors, shielding and as a dopant.
Powder, purity 99.9%
Holmium oxide (Ho₂O₃)
Used in optics, lasers and as a colourant for glass and ceramics.
Powder, purity 99.9%
Ytterbium oxide (Yb₂O₃)
Used in ceramics, laser optics and as a dopant in electronics.
Powder, purity 99.9%
Molybdenum(VI) oxide (MoO₃)
Used in catalysis, production of molybdenum metal and as a technical additive.
Powder, purity 99.9%+
Anhydrous rhodium(III) oxide (Rh₂O₃)
Precursor used in catalysis and precious metal chemistry.
Anhydrous powder, purity 99.95%
Precious and noble metals – granules and pieces
Platinum (Pt)
Platinum granules and wool for catalysis, electronics, crucibles and laboratory use.
Granules, 1–6 mm, Pt min. 99.99%
Wool, wire Ø 0.05 mm, Pt min. 99.9%
Palladium (Pd)
Palladium granules for catalysis, electronics and hydrogen storage.
Granules, 1–6 mm, Pd min. 99.95%
Rhodium (Rh)
Rhodium granules for catalysis and coatings.
Granules, 1–5 mm, Rh min. 99.9%
Iridium (Ir)
Iridium granules for crucibles, electrodes and high-temperature catalysis.
Granules, 1–6 mm, Ir min. 99.9%
Ruthenium (Ru)
Ruthenium pieces for catalysis and alloys.
Pieces, Ru min. 99.9%
Rhenium (Re)
Rhenium pellets for superalloys and high-temperature applications.
Pellets, Ø ~10 mm, Re min. 99.9%
Rare earths – pieces and chips (metals)
Rare earths in pieces and chips for magnets, special alloys, catalysis, optics and phosphors. Purities on a REO (Rare Earth Oxide) basis.
Cerium (Ce)
Used in alloys, catalysis (exhaust after-treatment), glass and polishing.
Pieces, <13 mm, Ce min. 99.9% (REO basis)
Dysprosium (Dy)
Chips, 1–3 mm, Dy min. 99.9% (REO basis)
Pieces, 15–25 mm, Dy min. 99.9%
Pieces, <13 mm, Dy min. 99.9% (REO basis)
Pieces, Dy min. 99.99% (REO basis)
Erbium (Er)
Chips, Er min. 99.9% (REO basis)
Pieces, 13 mm, Er min. 99.9% (REO basis)
Europium (Eu)
Used in phosphors (lighting, displays) and research.
Pieces, Eu min. 99.9%
Pieces, Eu min. 99.99% (REO basis)
Gadolinium (Gd)
Chips, Gd min. 99.9% (REO basis)
Pieces, <13 mm, Gd min. 99.9% (REO basis)
Pieces, Gd min. 99.99% (REO basis)
Holmium (Ho)
Chips, 2–7 mm, Ho min. 99.9% (REO basis)
Pieces, Ho min. 99.9% (REO basis)
Pieces, Ho min. 99.99% (REO basis)
Lanthanum (La)
Chips, La min. 99.6% (REO basis)
Pieces, <10 mm, La min. 99.9% (REO basis)
Lutetium (Lu)
Chips, Lu min. 99.9% (REO basis)
Pieces, Lu min. 99.9% (REO basis)
Pieces, Lu min. 99.99% (REO basis)
Neodymium (Nd)
Chips, Nd min. 99.9% (REO basis)
Pieces, Nd min. 99.9% (REO basis)
Praseodymium (Pr)
Chips, Pr min. 99.9% (REO basis)
Pieces, Pr min. 99.9% (REO basis)
Samarium (Sm)
Chips, Sm min. 99.9% (REO basis)
Pieces, Sm min. 99.9% (REO basis)
Pieces, Sm min. 99.99% (REO basis)
Scandium (Sc)
Pieces, Sc min. 99.9% (REO basis)
Pieces, Sc min. 99.99% (REO basis)
Terbium (Tb)
Chips, Tb min. 99.9% (REO basis)
Pieces, Tb min. 99.9% (REO basis)
Pieces, Tb min. 99.95% (REO basis)
Ytterbium (Yb)
Chips, Yb min. 99.9% (REO basis)
Pieces, <13 mm, Yb min. 99.9%+
Pieces, Yb min. 99.9% (REO basis)
Pieces, Yb min. 99.99% (REO basis)
Yttrium (Y)
Chips, 0.5–3 mm, Y min. 99.5%+ (REO basis)
Granules, <3 mm, Y min. 99.9% (REO basis)
Granules, <6 mm, Y min. 99.9% (REO basis)
Granules, <10 mm, Y min. 99.9% (REO basis)
Pieces, <15 mm, Y min. 99.9% (REO basis)
Alkali and alkaline earth metals – granules and pieces
Highly reactive metals, supplied under mineral oil, inert gas or in sealed ampoules. Used in chemical synthesis, alloys, batteries and research. Reactive/flammable products intended for industrial and laboratory use.
Calcium (Ca)
Granules, ~3 mm, Ca min. 99.5%
Granules, 2–6 mm, Ca min. 98.5%+
Irregular pieces, Ca min. 99%
Potassium (K)
Ingot, K min. 99.95%
Rubidium (Rb)
Metal, Rb min. 98.5%+
Metal, Rb min. 99.5%+
Sodium (Na)
Ingot, Na min. 99.9%
Pieces, 3–12 mm, Na min. 99.95%
Strontium (Sr)
Pieces, <8 mm, Sr min. 99.8%
Pieces, <20 mm, Sr min. 99%
Other metals and metalloids – granules and pieces
Boron (B)
Crystalline boron in pieces and coarse grain for alloys and refractories.
Crystalline pieces, 1–20 mm, B min. 99%
Crystalline pieces, 10–20 mm, B min. 99.9%
Crystalline coarse grain, <5 mm, B min. 99.95%+
Phosphorus (P)
High-purity red and black phosphorus for synthesis and semiconductors. Flammable/hazardous product intended for industrial and laboratory use.
Pieces, P min. 99.995%
Pieces, P min. 99.999%+
Black pieces, <4 mm, P min. 99.9%+
Red pieces, 2–5 mm, P min. 99.9999%
Red pieces, 5–8 mm, P min. 99.99999% (7N)
Germanium (Ge)
Granules, 1–6 mm, Ge min. 99.9999%
Pieces, <2 cm, Ge min. 99.999%
Pieces, <2 cm, Ge min. 99.9999%
Hafnium (Hf)
Pellets, Hf min. 99%+
Pieces, <2 mm, Hf min. 99.8%
Pieces, <5 mm, Hf min. 99.9%
Pieces, <10 mm, Hf min. 99.9%
Pieces, <55 mm, Hf min. 99.8%
Pieces, Hf min. 99.9%
Indium (In)
Shot, 1–3 mm, In min. 99.9999%
Shot, 1–5 mm, In min. 99.99%
Shot, 1–5 mm, In min. 99.999%
Shot, 1–5 mm, In min. 99.9999%
Rod, In min. 99.999%
Rod, In min. 99.9999%
Pieces, In min. 99.999%
Niobium (Nb)
Granules, 2–10 mm, Nb min. 99.9%
Pellets, 3 × 3 mm, Nb min. 99.95%
Pellets, 6 × 6 mm, Nb min. 99.9%
Selenium (Se)
Granules, 1–5 mm, Se min. 99.99%
Granules, 1–5 mm, Se min. 99.999%
Silicon (Si)
Granules, 3–6 mm, Si min. 99.9999%
Pieces, <6 mm, Si min. 99.9%
Pieces, <6 mm, Si min. 99.99%
Pieces, <10 mm, Si min. 99.99%
Pieces, Si min. 99.999%
Vanadium (V)
Granules, <3 mm, V min. 99.9%
Pellets, ~6 mm, V min. 99.9%
Chips, <7 mm, V min. 99.9%
Zirconium (Zr)
Used in alloys and in nuclear, chemical and corrosion-resistant applications.
Granules, 1–3 mm, Zr min. 99.2%
Granules, 3–6 mm, Zr min. 99.8%
Pieces, Zr min. 99.9%
Gallium (Ga)
Used in semiconductors, low-melting alloys and electronics. Low-melting metal (~30 °C): it may be liquid at high ambient temperatures.
Ingot, Ga min. 99.99%
Ingot, Ga min. 99.9999%
Pellets, <8 mm, Ga min. 99.99% / 99.999% / 99.9999%
Pieces, Ga min. 99.99% / 99.999% / 99.9999% / 99.99999%
Alloys and compounds – granules and pieces
Platinum-ruthenium alloy (Pt-Ru)
Used in catalysis (fuel cells) and electrocatalysis.
Granules, <1 mm, purity 99.9%
Lanthanum-nickel alloy (LaNi₅)
Alloy for hydrogen storage and NiMH batteries.
Pieces, <12 mm, purity 99.9%
Tin selenide (SnSe)
Semiconductor used in thermoelectric and optoelectronic applications.
Pieces, 3–12 mm, purity 99.999%
Gadolinium gallium garnet (Gd₃Ga₅O₁₂ – GGG)
Optical and magneto-optical substrate for electronics and lasers.
Pieces, purity 99.9%+ (REO basis)
Magnesium oxide (MgO)
Used in refractories, thin-film substrates and technical applications.
Pieces, 1–3 mm, purity 99.95%
Lanthanum oxide (La₂O₃)
Used in special optics, catalysis and technical ceramics.
Powder, purity 99.9% (REO basis)
Cerium oxide (CeO₂)
Used in precision polishing, catalysis and glass.
Powder, purity 99.9% (REO basis
