AS9100D Certified
ISO 9001:2015
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US Manufacturing
Tantalum powder from MetalPowderSupply.com meets aerospace, defense, medical, and electronics specifications. Our ITAR-registered US production delivers DRC conflict-free capacitor-grade and metallurgical-grade powders with certified purity, particle size distribution, and full traceability. Melting point 3,017°C, exceptional acid corrosion resistance, and biocompatibility make tantalum the engineered material for high-reliability applications where material provenance and performance are non-negotiable. We support RFQ workflows, custom PSDs, and rapid fulfillment for qualified procurement teams.
AS9100D Certified
ISO 9001:2015
US Manufacturing
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US-based ITAR-registered production. All tantalum powder manufactured domestically with full supply-chain transparency and DFARS compliance documentation for government and defense contracts.
AS9100D and ISO 9001:2015 certified. Third-party testing, conflict mineral audits, and RMI/CMRT compliance reporting included with every shipment.
Custom particle size distributions available. Capacitor-grade, metallurgical-grade, and AM-optimized specifications manufactured to your exact requirements.
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RFQ-driven ordering with lead-time transparency. Our materials engineers support design reviews, qualification testing, and supply-chain documentation.
Tantalum powder serves critical applications across aerospace, defense, medical device, chemical processing, and electronics manufacturing. In aerospace and defense, tantalum capacitors power avionics, radar, and guidance systems where reliability and temperature stability are mission-critical. Medical device manufacturers rely on biocompatible tantalum (ASTM F560) for orthopedic implants, spinal fusion hardware, and surgical instruments. Chemical processing equipment leverages tantalum’s exceptional corrosion resistance—surviving hydrochloric, sulfuric, and nitric acid environments where stainless steel fails. Electronics companies specify high-density capacitor-grade powder for multilayer ceramic and electrolytic capacitor manufacturing. Additive manufacturing programs use tantalum for high-temperature components and specialty alloy development. Our US production ensures consistent supply for all qualification pathways.
Every shipment includes third-party analysis: particle size distribution (laser diffraction or sieve analysis), chemical composition (ICP-OES), moisture content (Karl Fischer), and tap density certification. We maintain DRC conflict-free documentation per Dodd-Frank Act Section 1502 and provide RMI Conflict Minerals Reporting Template (CMRT) and chain-of-custody audits on request. AS9100D and ISO 9001:2015 registrations cover all manufacturing and testing processes. DFARS clause 252.225-7008 compliance statements accompany defense orders. Tantalum sourcing is fully traceable from mine to finished powder, with conflict-free smelter verification and conflict minerals declaration.
We process RFQs with lead-time clarity and full technical documentation. Standard stock includes capacitor-grade and metallurgical-grade powders in common particle size ranges; custom formulations are available with 4-6 week manufacturing lead times depending on volume and specification. Our materials team supports design qualification, provides samples for testing, and coordinates expedited fulfillment for production releases. Pricing is volume-transparent and includes all certifications and compliance documentation. Orders ship with test reports, material safety data sheets (MSDS), and conflict minerals declarations to streamline your receiving and quality workflows.
Our team will respond within 24 hours with pricing and availability information.
Tantalum powder is available in two primary metallurgical grades: capacitor-grade and metallurgical-grade, each engineered for distinct application profiles. Capacitor-grade powder is manufactured to ultra-high purity (99.95% Ta minimum) with tight particle size control (typically −325 mesh or custom specification). This grade is designed for multilayer ceramic capacitor (MLCC) and electrolytic capacitor production, where oxide layer formation and volumetric efficiency directly impact energy density and reliability. Metallurgical-grade tantalum supports superalloy additions, specialty welding wire, and refractory applications where absolute purity is less critical than bulk properties and cost efficiency. Both grades exhibit exceptional corrosion resistance across aggressive chemical environments: tantalum is immune to hydrochloric acid, sulfuric acid, and nitric acid at standard concentrations, making it the material of choice for chemical processing equipment, reactor vessels, and heat exchangers in fine chemical and pharmaceutical synthesis. Medical-grade tantalum (ASTM F560 compliant) is biocompatible and fully osseointegrating, enabling orthopedic implants, spinal fusion hardware, and surgical instruments for high-load bearing applications. Additive manufacturing (powder bed fusion and directed energy deposition) leverages tantalum for high-temperature components, refractory alloys, and rapid prototyping of complex geometries.
MetalPowderSupply.com maintains rigorous testing protocols and full compliance documentation for all tantalum shipments. Chemical composition is verified by ICP-OES (inductively coupled plasma optical emission spectrometry), ensuring specified elemental purity and trace element limits. Particle size distribution (PSD) is confirmed via laser diffraction or sieve analysis, with distribution curves provided for every lot. Tap density, moisture content (Karl Fischer titration), and apparent density measurements are conducted by third-party laboratories and included in the certificate of analysis. Conflict minerals compliance is core to our sourcing: all tantalum is sourced from DRC conflict-free smelters and suppliers audited to the Responsible Minerals Initiative (RMI) Conflict Minerals Reporting Template (CMRT) standard. We provide audited chain-of-custody documentation and conflict-free declarations per Dodd-Frank Act Section 1502 requirements. For DFARS-regulated customers, we supply clause 252.225-7008 compliance statements confirming all materials are produced in the United States or qualifying allied nations. AS9100D and ISO 9001:2015 certifications cover manufacturing, testing, documentation, and traceability procedures. Every lot is assigned a unique identifier and maintained in our material history system for full traceability and audit support.
Ready to discuss your tantalum powder requirements? Our team provides fast RFQ turnaround, technical support, and competitive pricing on all grades and particle size distributions. Contact us today.