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Ruthenium Powder

Ruthenium powder (Ru) supplied in 99.9% · 99.95% · 99.99% grades, micron range, in irregular / granular (sponge) form. Used for electronics (chip resistors), catalysts, hard disk media, electrical contacts. Small quantities, prototypes and custom made-to-order specifications are welcome.

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99.9–99.99%Purity Grades
MicronParticle Size Range
Custom Made-to-OrderGrade, Size & Quantity
WorldwideExport Shipping

Ruthenium Powder — Grades & Specifications

Ruthenium (Ru) powder is supplied across a range of grades, particle sizes and morphologies. The options below are typical; specify your target values in the request form and we will confirm availability, lead time and pricing.

MaterialRuthenium
Element symbolRu
CAS number7440-18-8
Purity grades99.9% · 99.95% · 99.99% (higher on request)
Particle sizeMicron range; target D50 specified per order
MorphologyIrregular / granular (sponge)
AppearanceGrey-black powder
Typical applicationsElectronics (chip resistors), catalysts, hard disk media, electrical contacts

Applications by Industry

ElectronicsFeedstock for chip resistor and electronic component manufacturing.
CatalystsCatalyst component for chemical processing.
Hard disk mediaMagnetic recording layer component.
Electrical contactsWear-resistant electrical contact material.
Jewelry alloysHardening alloy component for platinum and palladium jewelry.
Research & developmentFeedstock for platinum-group-metal materials research.

Particle Size & Mesh Conversion

Reference for converting between US mesh and microns/millimetres. Figures are nominal sieve openings and may vary slightly by standard.

Mesh (US)Micron (µm)mmInchRemarks
367306.7300.2650
447604.7600.1870
540004.0000.1570
633603.3600.1320
728302.8300.1110
823802.3800.0937
1020002.0000.0787
1216801.6800.0661
1414101.4100.0555
1611901.1900.0469
1810001.0000.0394
208410.8410.0331
257070.7070.0278
305950.5950.0234
355000.5000.0197
404200.4200.0165
453540.3540.0138
502970.2970.0117
602500.2500.0098
702100.2100.0083
801770.1770.0070
1001490.1490.0059
1201250.1250.0049
1401050.1050.0041
—1000.1000.0039Sand
170880.0880.0035
200740.0740.0029
—700.0700.0027
230630.0630.0024Human hair
—550.0550.00217
270530.0530.0021
—500.0500.00197
325440.0440.0017
—400.0400.00157
400370.0370.0015
550250.0250.00099
625200.0200.00079
1200120.0120.0005
1250100.0100.000394
—70.0070.000276
250050.0050.000197
480030.0030.000118
50002.50.00250.000099Bacteria (approx.)
1200010.0010.0000394

Information Required for Quotation

  • Grade / purity
  • Particle size / target D50 (micron, nano, or mesh)
  • Morphology
  • Quantity
  • Application environment
  • Required delivery country
Lead time depends on grade, particle size, quantity and processing requirements. Export availability can be reviewed based on destination country and material type. A Certificate of Analysis can be provided on request.

Request a Quote or Custom Order

Tell us your grade, particle size and quantity. We typically reply within one business day.

Or email us directly at sales@koreanewmaterials.com · +82-2-599-3209

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Frequently Asked Questions

What purity grades of ruthenium powder are available?
Ruthenium powder is offered in 99.9% · 99.95% · 99.99% (higher on request) purity. Other grades can be reviewed on request depending on your application and quantity.
What particle sizes can you supply?
Particle sizes are supplied in the micron range, with the target D50 specified per order. Mesh-based requirements are also accepted; a mesh-to-micron conversion reference is provided on the page.
Can ruthenium powder be made to custom specifications?
Yes. Ruthenium powder is produced to order — grade, particle size, morphology and packaging can be customized to your specification. Please provide your target values in the request form.
What is the minimum order quantity (MOQ)?
Order quantity is flexible and small quantities and prototype requests are welcome. Please state your required quantity in the form for an accurate quotation.
Can you export and ship ruthenium powder internationally?
Yes, export inquiries are welcome. Availability and shipping are reviewed based on destination country, grade and quantity.
Do you provide a Certificate of Analysis (COA) or technical data?
A Certificate of Analysis and technical data (purity, particle size distribution) can be provided on request for supplied lots.

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Request a Quote for Ruthenium Powder

Send us your grade, particle size, quantity and application. We will review availability, quotation and lead time. Small quantities, prototypes and custom made-to-order specifications are welcome.

Request a Quote