Silicon Carbide Porous Foam ebuanu seramiiki iyo
Ngwaahịa seramiiki ụfụfụ bụ ngwaahịa seramiiki nwere ụdị ụfụfụ dị ka nke nwere usoro pụrụ iche mere. Ha nwere ọtụtụ uru dị ka akụrụngwa kemịkalụ kwụsiri ike, ike dị elu, oke okpomoku na-eguzogide, ezigbo nguzogide ujo, na nnukwu ebe elu akọwapụtara. A na-ejikarị ha eme ihe. Na metallurgy, nkedo, nchekwa gburugburu ebe obibi na mpaghara ndị ọzọ.
| Nlereanya | HA DỊ | BHS-1 | BHS-2 |
| Akụrụngwa | Alumina (Al2O3) | Silicon Carbide (SiC) | Silicon Carbide (SiC) |
| Kwesịrị ekwesị maka nzacha ụdị ọla a wụrụ awụ | Aluminom alloy | Ọla kọpa alloy, nkedo ígwè isi awọ | Ihe nkedo Iron Ductile |
| Ọnọdụ okpomọkụ na-arụ ọrụ (℃) | 1200 | 1500 | 1550 |
| Njupụta Perforation (ppi) | 10-40 | 8-25 | 8-25 |
| Metal filtration kwa otu olu (kg/cm2) | 1 nke 1.5 | 3–5 | 3–5 |
| oke cell mepere emepe (%) | 80-90 | 80-90 | 80-90 |
| Ike mkpakọ na ọnụ ụlọ okpomọkụ (MPa) | ≥0.8 | ≥1.0 | ≥1.2 |
| Njupụta nnukwu (g/cm3) | 0.35 ~ 0.5 | 0.35 ~ 0.5 | 0.35 ~ 0.5 |
Atụmatụ:
1. Belata ọnụego njụta nke nkedo ma belata ntụpọ porosity
2, nwere mmetụta nzacha dị oke mkpa
3. Melite ikike igwe nke nkedo
4. Mee ka usoro gating dịkwuo mfe ma melite ọnụego ojiji nke template
5. Nwere nnukwu ígwè na-asọ asọ, na ọnụ ọgụgụ na-agba ọsọ na-akwụsi ike
6. Ike ịrụ ọrụ dị elu na okpomọkụ dị elu, nkwụsi ike na-ekpo ọkụ ọkụ na nguzogide mmetụta ígwè
7. Belata oge machining na mmebi ngwá ọrụ
8. Nwere nnọọ elu akụkụ ziri ezi.
Ngwa:
1. Tinye n'ime iko iko ma ọ bụ ala nke sprue
2. A na-etinye ya n'ahịrị na onye na-agba ọsọ, nke mere na ígwè a wụrụ awụ nwere ike jupụta nke ọma, na-ezere mmetụta kpọmkwem na nzacha ma ọ bụ na-etinye ya n'ụzọ kwụ ọtọ na onye na-agba ọsọ. Ọnụ ọgụgụ na-asọ asọ nke ígwè a wụrụ awụ na-adị ngwa ngwa ma nwee ikike njuputa dị mma.
3. A ga-ekpebi nha nke nzacha dị ka ihe ndị dị ka nhazi na ịgbaze na njirimara nke nzacha n'onwe ya.
4. Ekwesịrị ịchịkwa isi ihe nkedo dị ka o kwere mee iji belata mmetụta nke ọla a wụrụ awụ na nzacha
5. E kwesịghị iji ihe nzacha mee ihe karịa okpomọkụ
6. Zere iji ihe nzacha jikwaa ọsọ nkedo
Họrọ nha nzacha na nha ntupu:
1. Tụlee ịdị ọcha nke ígwè a wụrụ awụ na okpomọkụ na-agbapụta
2. Tụlee isi ihe na-agbapụta ígwè ma gbakọọ ebe a na-achịkwa mmiri iji mezuo ihe achọrọ nke oge ịwụsa
3. Gbalịa iji usoro gating mepere emepe iji zere ọnyà ikuku
4. Gbakọọ ma họrọ mpaghara nzacha dị ka ike nzacha na ịwụsa oge chọrọ. Ike nzacha nke silicon carbide foam seramiiki mpempe akwụkwọ (Kg/cm2): ígwè isi awọ: 4.0 Ductile iron: 2.0 Alloy cast iron: 1.0-2.0
5. Ígwè isi awọ n'ozuzu na-eji 20ppi, ígwè ductile na-eji 10ppi. 15 ma ọ bụ 25ppi nwekwara ike họrọ, na ntupu nhọrọ na-metụtara ọtụtụ ihe na n'ezie wụsara.
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