{"id":3855,"date":"2024-03-18T06:10:08","date_gmt":"2024-03-18T06:10:08","guid":{"rendered":"https:\/\/3dp.45612300.xyz\/product\/cocrmo-powder\/"},"modified":"2024-03-18T06:10:08","modified_gmt":"2024-03-18T06:10:08","slug":"cocrmo-powder","status":"publish","type":"product","link":"https:\/\/3dpmetal.com\/de\/product\/cocrmo-powder\/","title":{"rendered":"CoCrMo-Pulver"},"content":{"rendered":"

<\/p>\n

Overview of CoCrMo Powder<\/strong><\/h2>\n

CoCrMo is a cobalt-chromium-molybdenum alloy powder widely used in metal additive manufacturing for biomedical, dental, aerospace, and industrial applications needing wear resistance and biocompatibility.<\/p>\n

This article provides a detailed guide to CoCrMo powder covering composition, properties, AM process parameters, applications, specifications, suppliers, handling, inspection, comparisons, pros and cons, and FAQs. Key information is presented in easy-to-reference tables.<\/p>\n

Composition of CoCrMo Powder<\/strong><\/h3>\n

The composition of CoCrMo alloy powder is:<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
Element<\/th>\nGew.-%<\/th>\nZweck<\/th>\n<\/tr>\n<\/thead>\n
Kobalt<\/td>\n58-69<\/td>\nMatrix element, biocompatibility<\/td>\n<\/tr>\n
Chrom<\/td>\n26-30<\/td>\nCorrosion resistance, wear resistance<\/td>\n<\/tr>\n
Molybd\u00e4n<\/td>\n5-7<\/td>\nFestigkeit, Verschlei\u00dffestigkeit<\/td>\n<\/tr>\n
Kohlenstoff<\/td>\n0.05-0.35<\/td>\nHartmetall-Former<\/td>\n<\/tr>\n
Silizium<\/td>\n1 max<\/td>\nDesoxidationsmittel<\/td>\n<\/tr>\n
Mangan<\/td>\n1 max<\/td>\nDesoxidationsmittel<\/td>\n<\/tr>\n
Eisen<\/td>\n0.75 max<\/td>\nContamination limit<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

The high cobalt content provides biocompatibility while chromium and molybdenum impart strength and wear resistance.<\/p>\n

Properties of CoCrMo Powder<\/strong><\/h3>\n

Key properties of CoCrMo powder include:<\/p>\n\n\n\n\n\n\n\n\n\n\n
Immobilie<\/th>\nBeschreibung<\/th>\n<\/tr>\n<\/thead>\n
Biokompatibilit\u00e4t<\/td>\nExcellent compatibility with human body tissues<\/td>\n<\/tr>\n
Verschlei\u00dffestigkeit<\/td>\nHigh abrasion and sliding wear resistance<\/td>\n<\/tr>\n
Korrosionsbest\u00e4ndigkeit<\/td>\nResistant to body fluids and many chemicals<\/td>\n<\/tr>\n
St\u00e4rke<\/td>\nTensile strength up to 1310 MPa when work hardened<\/td>\n<\/tr>\n
H\u00e4rte<\/td>\nUp to 54 HRC when age hardened<\/td>\n<\/tr>\n
Erm\u00fcdungsfestigkeit<\/td>\nSuitable for cyclical dynamic loading<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

The properties enable use for load-bearing implants and devices.<\/p>\n

AM Process Parameters for CoCrMo Powder<\/strong><\/h3>\n

Typical parameters for printing CoCrMo powder include:<\/p>\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nTypischer Wert<\/th>\nZweck<\/th>\n<\/tr>\n<\/thead>\n
H\u00f6he der Schicht<\/td>\n20-50 \u00c3x m<\/td>\nResolution vs build speed<\/td>\n<\/tr>\n
Laserleistung<\/td>\n150-400 W<\/td>\nSchmelzzustand ohne Verdampfung<\/td>\n<\/tr>\n
Scan-Geschwindigkeit<\/td>\n400-1200 mm\/s<\/td>\nDichte versus Produktionsrate<\/td>\n<\/tr>\n
Abstand zwischen den Luken<\/td>\n80-120 \u00c3\u00d7m<\/td>\nMechanische Eigenschaften<\/td>\n<\/tr>\n
Unterst\u00fctzt<\/td>\nTree or lattice<\/td>\n\u00dcberh\u00e4nge, interne Kan\u00e4le<\/td>\n<\/tr>\n
Hei\u00dfisostatisches Pressen<\/td>\n1220\u00a1\u00abC, 100 MPa, 3 hrs<\/td>\nBeseitigung von Porosit\u00e4t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Ma\u00dfgeschneiderte Parameter f\u00fcr Dichte, Mikrostruktur, Baurate und Nachbearbeitungsanforderungen.<\/p>\n

Applications of 3D Printed CoCrMo Parts<\/strong><\/h3>\n

AM CoCrMo components are used in:<\/p>\n\n\n\n\n\n\n\n\n\n
Industrie<\/th>\nANWENDUNGEN<\/th>\n<\/tr>\n<\/thead>\n
Medizinisch<\/td>\nKnee\/hip implants, dental crowns, surgical tools<\/td>\n<\/tr>\n
Luft- und Raumfahrt<\/td>\nTurbinenschaufeln, Triebwerkskomponenten<\/td>\n<\/tr>\n
Automotive<\/td>\nValve seats, turbocharger wheels<\/td>\n<\/tr>\n
Industrie<\/td>\nWear-resistant tooling, flanges, seals<\/td>\n<\/tr>\n
\u00d6l und Gas<\/td>\nValve parts, pumps<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Benefits versus wrought CoCrMo include complex geometries, customized implants, reduced costs and lead times.<\/p>\n

Specifications of CoCrMo Powder for AM<\/strong><\/h3>\n

CoCrMo powder must meet strict specifications:<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nSpezifikation<\/th>\n<\/tr>\n<\/thead>\n
Partikelgr\u00f6\u00dfenbereich<\/td>\n15-45 \u00c3\u00d7m typisch<\/td>\n<\/tr>\n
Partikelform<\/td>\nSph\u00e4rische Morphologie<\/td>\n<\/tr>\n
Anscheindichte<\/td>\n> 4 g\/cc<\/td>\n<\/tr>\n
Sch\u00fcttdichte<\/td>\n> 6 g\/cc<\/td>\n<\/tr>\n
Hallenflussmenge<\/td>\n> 23 Sekunden f\u00fcr 50 g<\/td>\n<\/tr>\n
Reinheit<\/td>\n>99,9%<\/td>\n<\/tr>\n
Sauerstoffgehalt<\/td>\n<1000 ppm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Kundenspezifische Gr\u00f6\u00dfenverteilungen und kontrollierte Feuchtigkeitsgrade sind m\u00f6glich.<\/p>\n

Suppliers of CoCrMo Powder<\/strong><\/h3>\n

Reputable CoCrMo powder suppliers include:<\/p>\n\n\n\n\n\n\n\n\n\n\n
Anbieter<\/th>\nOrt<\/th>\n<\/tr>\n<\/thead>\n
Carpenter Additive<\/td>\nVereinigte Staaten<\/td>\n<\/tr>\n
Sandvik Osprey<\/td>\nGro\u00dfbritannien<\/td>\n<\/tr>\n
Erasteel<\/td>\nSchweden<\/td>\n<\/tr>\n
AP&C<\/td>\nKanada<\/td>\n<\/tr>\n
LPW Technologie<\/td>\nGro\u00dfbritannien<\/td>\n<\/tr>\n
Arcam AB<\/td>\nSchweden<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Pricing ranges from $50\/kg to $120\/kg based on quality considerations and order volume.<\/p>\n

Handling and Storage of CoCrMo Powder<\/strong><\/h3>\n

As a reactive material, careful CoCrMo powder handling is essential:<\/p>\n

    \n
  • Versiegelte Beh\u00e4lter fern von Feuchtigkeit, S\u00e4uren und Z\u00fcndquellen lagern<\/li>\n
  • Prevent exposure to air and use inert gas padding<\/li>\n
  • Erdung von Ger\u00e4ten zur Ableitung statischer Ladungen<\/li>\n
  • Avoid dust accumulation and use dust extraction<\/li>\n
  • Lokale Entl\u00fcftung empfohlen<\/li>\n
  • Hinweise im Sicherheitsdatenblatt beachten<\/li>\n<\/ul>\n

    Die richtige Technik gew\u00e4hrleistet einen optimalen Zustand des Pulvers.<\/p>\n

    Inspection and Testing of CoCrMo Powder<\/strong><\/h3>\n

    Zu den Qualit\u00e4tspr\u00fcfungsmethoden geh\u00f6ren:<\/p>\n\n\n\n\n\n\n\n\n\n\n
    Methode<\/th>\nGepr\u00fcfte Parameter<\/th>\n<\/tr>\n<\/thead>\n
    Siebanalyse<\/td>\nKorngr\u00f6\u00dfenverteilung<\/td>\n<\/tr>\n
    SEM-Bildgebung<\/td>\nMorphologie der Partikel<\/td>\n<\/tr>\n
    EDX<\/td>\nChemie und Zusammensetzung<\/td>\n<\/tr>\n
    XRD<\/td>\nVorhandene Phasen<\/td>\n<\/tr>\n
    Pyknometrie<\/td>\nDichte<\/td>\n<\/tr>\n
    Hallenflussmenge<\/td>\nRieself\u00e4higkeit von Puder<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    Tests nach ASTM-Normen \u00fcberpr\u00fcfen die Pulverqualit\u00e4t und die Konsistenz der Chargen.<\/p>\n

    Comparing CoCrMo to Alternative Alloy Powders<\/strong><\/h3>\n

    CoCrMo compares to other alloys as:<\/p>\n\n\n\n\n\n\n\n\n
    Legierung<\/th>\nBiokompatibilit\u00e4t<\/th>\nSt\u00e4rke<\/th>\nKosten<\/th>\nDruckbarkeit<\/th>\n<\/tr>\n<\/thead>\n
    CoCrMo<\/td>\nAusgezeichnet<\/td>\nMittel<\/td>\nMittel<\/td>\nGut<\/td>\n<\/tr>\n
    Titanium Ti64<\/td>\nGut<\/td>\nNiedrig<\/td>\nHigh<\/td>\nM\u00e4\u00dfig<\/td>\n<\/tr>\n
    Stainless steel 316L<\/td>\nGut<\/td>\nMittel<\/td>\nMittel<\/td>\nAusgezeichnet<\/td>\n<\/tr>\n
    Inconel 718<\/td>\nArm<\/td>\nHigh<\/td>\nHigh<\/td>\nGut<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    CoCrMo provides the best combination of biocompatibility, strength, and printability for many applications.<\/p>\n

    Pros and Cons of CoCrMo Powder for AM<\/strong><\/h3>\n\n\n\n\n\n\n\n\n\n
    Vorteile<\/th>\nNachteile<\/th>\n<\/tr>\n<\/thead>\n
    Ausgezeichnete Biokompatibilit\u00e4t und Korrosionsbest\u00e4ndigkeit<\/td>\nLimited high temperature capability<\/td>\n<\/tr>\n
    Very good wear and abrasion resistance<\/td>\nAnf\u00e4llig f\u00fcr Porosit\u00e4t beim Druck<\/td>\n<\/tr>\n
    Readily 3D printable and weldable<\/td>\nRequires controlled atmosphere handling<\/td>\n<\/tr>\n
    Cost advantage versus titanium alloys<\/td>\nPost-processing often needed<\/td>\n<\/tr>\n
    Kann mit den Eigenschaften von Knetmaterial \u00fcbereinstimmen<\/td>\nLower fracture toughness than stainless steels<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    CoCrMo enables functional metal implants and components, albeit with controlled processing requirements.<\/p>\n

    Frequently Asked Questions about CoCrMo Powder<\/strong><\/h2>\n

    Q: What particle size range works best for 3D printing CoCrMo alloy?<\/strong><\/p>\n

    A: Ein typischer Bereich ist 15-45 Mikrometer. Es bietet eine gute Flie\u00dff\u00e4higkeit des Pulvers in Kombination mit hoher Aufl\u00f6sung und Dichte.<\/p>\n

    Q: What post-processing methods are used on CoCrMo AM parts?<\/strong><\/p>\n

    A: Hot isostatic pressing, heat treatment, surface machining, and polishing are commonly used post-processes for achieving full density and surface finish.<\/p>\n

    Q: Which metal 3D printing processes are compatible with CoCrMo alloy?<\/strong><\/p>\n

    A: Selective laser melting (SLM), direct metal laser sintering (DMLS) and electron beam melting (EBM) can all process CoCrMo powder.<\/p>\n

    Q: What industries use additively manufactured CoCrMo components?<\/strong><\/p>\n

    A: Medical, dental, aerospace, automotive, oil and gas, and industrial sectors benefit from 3D printed CoCrMo parts.<\/p>\n

    Q: Does CoCrMo require support structures during 3D printing?<\/strong><\/p>\n

    A: Yes, supports are needed on overhangs and internal channels to prevent deformation and allow easy removal after printing.<\/p>\n

    Q: What defects can occur when printing CoCrMo powder?<\/strong><\/p>\n

    A: Potential defects are porosity, cracking, distortion, incomplete fusion, and surface roughness. Most can be prevented with optimized parameters.<\/p>\n

    Q: What type of biocompatibility testing is done on CoCrMo alloys?<\/strong><\/p>\n

    A: Cytotoxicity, sensitization, irritation, systemic toxicity, genotoxicity, and implantation testing per standards like ISO 10993 are conducted.<\/p>\n

    Q: How are the properties of printed CoCrMo compared to cast alloy?<\/strong><\/p>\n

    A: AM CoCrMo components can achieve mechanical properties on par or better than cast and annealed counterparts when optimized.<\/p>\n

    Q: What are the main differences between CoCr F75 and SP2 alloys?<\/strong><\/p>\n

    A: F75 has higher carbon for better machinability while SP2 has lower carbon plus niobium for improved particle melting behavior during printing.<\/p>\n

    Q: What density can be expected with 3D printed CoCrMo components?<\/strong><\/p>\n

    A: Density above 99% is achievable for CoCrMo with ideal parameters tailored for the alloy, matching wrought material properties.<\/p>\n

    \n
    <\/div>\n<\/div>\n

    <\/span><\/span><\/p>","protected":false},"excerpt":{"rendered":"

    \u00dcberblick \u00fcber CoCrMo-Pulver CoCrMo ist ein Pulver aus einer Kobalt-Chrom-Molybd\u00e4n-Legierung, das in der additiven Fertigung von Metallen f\u00fcr biomedizinische, zahnmedizinische, luft- und raumfahrttechnische und industrielle Anwendungen, die Verschlei\u00dffestigkeit und Biokompatibilit\u00e4t erfordern, weit verbreitet ist. Dieser Artikel bietet einen detaillierten Leitfaden zu CoCrMo-Pulver, der Zusammensetzung, Eigenschaften, AM-Prozessparameter, Anwendungen, Spezifikationen, Lieferanten, Handhabung, Inspektion, Vergleiche, Vor- und Nachteile sowie h\u00e4ufig gestellte Fragen umfasst. Schl\u00fcssel...<\/p>","protected":false},"featured_media":1718,"parent":0,"template":"","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"product-category":[119,121],"class_list":["post-3855","product","type-product","status-publish","has-post-thumbnail","hentry","product-category-3d-printing-metal-powder","product-category-cobalt-alloy-powder"],"acf":[],"taxonomy_info":{"product-category":[{"value":119,"label":"3D Printing Metal Powder"},{"value":121,"label":"Cobalt Alloy Powder"}]},"featured_image_src_large":["https:\/\/3dpmetal.com\/wp-content\/uploads\/2024\/02\/CoCrMoW-Powder.jpg",600,600,false],"author_info":[],"comment_info":"","_links":{"self":[{"href":"https:\/\/3dpmetal.com\/de\/wp-json\/wp\/v2\/product\/3855","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/3dpmetal.com\/de\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/3dpmetal.com\/de\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/3dpmetal.com\/de\/wp-json\/wp\/v2\/media\/1718"}],"wp:attachment":[{"href":"https:\/\/3dpmetal.com\/de\/wp-json\/wp\/v2\/media?parent=3855"}],"wp:term":[{"taxonomy":"product-category","embeddable":true,"href":"https:\/\/3dpmetal.com\/de\/wp-json\/wp\/v2\/product-category?post=3855"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}