{"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\/pt_br\/product\/cocrmo-powder\/","title":{"rendered":"P\u00f3 de CoCrMo"},"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
Elemento<\/th>\n% do Peso<\/th>\nObjetivo<\/th>\n<\/tr>\n<\/thead>\n
Cobalto<\/td>\n58-69<\/td>\nMatrix element, biocompatibility<\/td>\n<\/tr>\n
Cromo<\/td>\n26-30<\/td>\nCorrosion resistance, wear resistance<\/td>\n<\/tr>\n
Molibd\u00eanio<\/td>\n5-7<\/td>\nFor\u00e7a, resist\u00eancia ao desgaste<\/td>\n<\/tr>\n
Carbono<\/td>\n0.05-0.35<\/td>\nFormador de metal duro<\/td>\n<\/tr>\n
Sil\u00edcio<\/td>\n1 max<\/td>\nDesoxidante<\/td>\n<\/tr>\n
Mangan\u00eas<\/td>\n1 max<\/td>\nDesoxidante<\/td>\n<\/tr>\n
Ferro<\/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
Propriedade<\/th>\nDescri\u00e7\u00e3o<\/th>\n<\/tr>\n<\/thead>\n
biocompatibilidade<\/td>\nExcellent compatibility with human body tissues<\/td>\n<\/tr>\n
Resist\u00eancia ao desgaste<\/td>\nHigh abrasion and sliding wear resistance<\/td>\n<\/tr>\n
Resist\u00eancia \u00e0 corros\u00e3o<\/td>\nResistant to body fluids and many chemicals<\/td>\n<\/tr>\n
For\u00e7a<\/td>\nTensile strength up to 1310 MPa when work hardened<\/td>\n<\/tr>\n
Dureza<\/td>\nUp to 54 HRC when age hardened<\/td>\n<\/tr>\n
Resist\u00eancia \u00e0 fadiga<\/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
Par\u00e2metro<\/th>\nValor t\u00edpico<\/th>\nObjetivo<\/th>\n<\/tr>\n<\/thead>\n
Altura da camada<\/td>\n20-50 \u00b5m<\/td>\nResolution vs build speed<\/td>\n<\/tr>\n
Pot\u00eancia do laser<\/td>\n150-400 W<\/td>\nMelting condition without vaporization<\/td>\n<\/tr>\n
Velocidade de digitaliza\u00e7\u00e3o<\/td>\n400-1200 mm\/s<\/td>\nDensidade versus taxa de produ\u00e7\u00e3o<\/td>\n<\/tr>\n
Espa\u00e7amento da escotilha<\/td>\n80-120 \u00d7m<\/td>\nPropriedades mec\u00e2nicas<\/td>\n<\/tr>\n
Supports<\/td>\nTree or lattice<\/td>\nOverhangs, internal channels<\/td>\n<\/tr>\n
Prensagem isost\u00e1tica a quente<\/td>\n1220\u00a1\u00abC, 100 MPa, 3 hrs<\/td>\nEliminar a porosidade<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Par\u00e2metros adaptados aos requisitos de densidade, microestrutura, taxa de constru\u00e7\u00e3o e p\u00f3s-processamento.<\/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
Ind\u00fastria<\/th>\nAPLICATIVOS<\/th>\n<\/tr>\n<\/thead>\n
M\u00e9dico<\/td>\nKnee\/hip implants, dental crowns, surgical tools<\/td>\n<\/tr>\n
Aeroespacial<\/td>\nL\u00e2minas de turbina, componentes de motor<\/td>\n<\/tr>\n
Automotivo<\/td>\nValve seats, turbocharger wheels<\/td>\n<\/tr>\n
Industrial<\/td>\nWear-resistant tooling, flanges, seals<\/td>\n<\/tr>\n
Petr\u00f3leo e g\u00e1s<\/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
Par\u00e2metro<\/th>\nEspecifica\u00e7\u00e3o<\/th>\n<\/tr>\n<\/thead>\n
Intervalo de tamanho de part\u00edcula<\/td>\n15-45 \u00d7m t\u00edpico<\/td>\n<\/tr>\n
Formas das Part\u00edculas<\/td>\nMorfologia esf\u00e9rica<\/td>\n<\/tr>\n
Densidade Aparente<\/td>\n> 4 g\/cc<\/td>\n<\/tr>\n
Densidade de Batida<\/td>\n> 6 g\/cc<\/td>\n<\/tr>\n
Vaz\u00e3o de fluxo do corredor<\/td>\n> 23 segundos para 50 g<\/td>\n<\/tr>\n
Pureza<\/td>\n>99,9%<\/td>\n<\/tr>\n
Conte\u00fado de oxig\u00eanio<\/td>\n<1000 ppm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Distribui\u00e7\u00f5es de tamanho personalizadas e n\u00edveis de umidade controlados dispon\u00edveis.<\/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
Fornecedor<\/th>\nLocaliza\u00e7\u00e3o<\/th>\n<\/tr>\n<\/thead>\n
Aditivo Carpenter<\/td>\nEstados Unidos<\/td>\n<\/tr>\n
Sandvik Osprey<\/td>\nReino Unido<\/td>\n<\/tr>\n
Erasteel<\/td>\nSu\u00e9cia<\/td>\n<\/tr>\n
AP&C<\/td>\nCanad\u00e1<\/td>\n<\/tr>\n
Tecnologia LPW<\/td>\nReino Unido<\/td>\n<\/tr>\n
Arcam AB<\/td>\nSu\u00e9cia<\/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
  • Store sealed containers away from moisture, acids, ignition sources<\/li>\n
  • Prevent exposure to air and use inert gas padding<\/li>\n
  • Aterre o equipamento para dissipar cargas est\u00e1ticas<\/li>\n
  • Avoid dust accumulation and use dust extraction<\/li>\n
  • Recomenda-se ventila\u00e7\u00e3o local com exaust\u00e3o<\/li>\n
  • Follow safety data sheet precautions<\/li>\n<\/ul>\n

    T\u00e9cnicas adequadas garantem a condi\u00e7\u00e3o ideal do p\u00f3.<\/p>\n

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

    Os m\u00e9todos de teste de qualidade incluem:<\/p>\n\n\n\n\n\n\n\n\n\n\n
    M\u00e9todo<\/th>\nPar\u00e2metros testados<\/th>\n<\/tr>\n<\/thead>\n
    An\u00e1lise granulom\u00e9trica<\/td>\nDistribui\u00e7\u00e3o de Tamanho de Part\u00edcula<\/td>\n<\/tr>\n
    imagens SEM<\/td>\nMorfologia da part\u00edcula<\/td>\n<\/tr>\n
    EDX<\/td>\nQu\u00edmica e composi\u00e7\u00e3o<\/td>\n<\/tr>\n
    XRD<\/td>\nFases presentes<\/td>\n<\/tr>\n
    Picnometria<\/td>\nDensidade<\/td>\n<\/tr>\n
    Vaz\u00e3o de fluxo do corredor<\/td>\nFluidez do p\u00f3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    Os testes de acordo com as normas ASTM verificam a qualidade do p\u00f3 e a consist\u00eancia do lote.<\/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
    Liga<\/th>\nbiocompatibilidade<\/th>\nFor\u00e7a<\/th>\nCusto<\/th>\nCapacidade de impress\u00e3o<\/th>\n<\/tr>\n<\/thead>\n
    CoCrMo<\/td>\nExcelente<\/td>\nM\u00e9dio<\/td>\nM\u00e9dio<\/td>\nBom<\/td>\n<\/tr>\n
    Titanium Ti64<\/td>\nBom<\/td>\nBaixo<\/td>\nAlto<\/td>\nRazo\u00e1vel<\/td>\n<\/tr>\n
    Stainless steel 316L<\/td>\nBom<\/td>\nM\u00e9dio<\/td>\nM\u00e9dio<\/td>\nExcelente<\/td>\n<\/tr>\n
    Inconel 718<\/td>\nPobre<\/td>\nAlto<\/td>\nAlto<\/td>\nBom<\/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
    Pr\u00f3s<\/th>\nContras<\/th>\n<\/tr>\n<\/thead>\n
    Excelente biocompatibilidade e resist\u00eancia \u00e0 corros\u00e3o<\/td>\nLimited high temperature capability<\/td>\n<\/tr>\n
    Very good wear and abrasion resistance<\/td>\nSusceptible to porosity during printing<\/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
    Can match wrought material properties<\/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: A typical range is 15-45 microns. It provides good powder flowability combined with high resolution and density.<\/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":"

    Vis\u00e3o geral do p\u00f3 de CoCrMo O CoCrMo \u00e9 um p\u00f3 de liga de cobalto-cromo-molibd\u00eanio amplamente utilizado na manufatura aditiva de metal para aplica\u00e7\u00f5es biom\u00e9dicas, odontol\u00f3gicas, aeroespaciais e industriais que necessitam de resist\u00eancia ao desgaste e biocompatibilidade. Este artigo fornece um guia detalhado sobre o p\u00f3 de CoCrMo, abrangendo a composi\u00e7\u00e3o, as propriedades, os par\u00e2metros do processo de AM, as aplica\u00e7\u00f5es, as especifica\u00e7\u00f5es, os fornecedores, o manuseio, a inspe\u00e7\u00e3o, as compara\u00e7\u00f5es, os pr\u00f3s e os contras e as perguntas frequentes. Principais...<\/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\/pt_br\/wp-json\/wp\/v2\/product\/3855","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/3dpmetal.com\/pt_br\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/3dpmetal.com\/pt_br\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/3dpmetal.com\/pt_br\/wp-json\/wp\/v2\/media\/1718"}],"wp:attachment":[{"href":"https:\/\/3dpmetal.com\/pt_br\/wp-json\/wp\/v2\/media?parent=3855"}],"wp:term":[{"taxonomy":"product-category","embeddable":true,"href":"https:\/\/3dpmetal.com\/pt_br\/wp-json\/wp\/v2\/product-category?post=3855"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}