WC-Co hard alloys nwere ezigbo ngbanwe ngwa ndakwa nri.N'oge a na-eme mkpọtụ, ụdị ọnwụ na-arụ ọrụ na mpaghara okpomọkụ dị ala na-abụkarị mfu ntụrụndụ polarization na ọnwụ magnetik, ebe na mpaghara okpomọkụ dị elu, alloy na-enweta ike ngwa ndakwa nri.tumadi n'ụdị dielectric ọnwụ na conductivity ọnwụ.
Nkealloyna mgbakwunye nke 0.4% VC na 0.2% Cr3C2 (oke ntakiri) dị ka ihe inyeaka nwere arụmọrụ kacha mma;ojiji nke agụụ microwave sintering budata mma arụmọrụ nke alloy.Iji multi- oghere microwave sinteringWC-8Co, a na-agbanye ya na 1400 Celsius na-enweghị nchekwa ọkụ.Njupụta nwere ike iru 14.71g / cm, naHRA ruru90.3, na ihe owuwu ahụ bụ otu.
Enwere ike iji teknụzụ sintering Microwave iji kwadebe cermets dị mma nwere ọmarịcha ọka, nhazi otu na arụmọrụ mara mma.Ka ọnọdụ okpomọkụ na-abawanye, mbelata, njupụta, ike na-agbanwe agbanwe na ike nke ultra-fine cermets na-ebu ụzọ na-abawanye wee belata, na oke uru pụtara na 1500 ° C;dabara adabara ngwa ndakwa nri sintering usoro maka ultra-fine cermets Mgbe etinyere ya na 1500°C maka nkeji iri atọ, ike na-agbanwe agbanwe na ụkpụrụ siri ike bụ 1547MPa na 90.6HRA, nke na-abawanye site na 24.0% na 0.7% n'otu n'otu ma e jiri ya tụnyere sintering nkịtị.
Oge nzipu: Jan-03-2024
