China OEM omenala spheroidal graphite tụba akụkụ ígwè site shei ebu nkedo ngwaahịa naCNC igwe, ọgwụgwọ okpomọkụ na ọgwụgwọ elu.
Njirimara igwe nke igwe nkedo nke Ductile (Nodular). | ||||||||
| Ihe dị ka DIN EN 1563 si kwuo | Nkeji atụ | EN-GJS-350-22-LT | EN-GJS-400-18-LT | EN-GJS-400-18 | EN-GJS-500-7 | EN-GJS-600-3 | EN-GJS-700-2 | EN-GJS-800-2 |
| EN-JS 1015 | EN-JS 1025 | EN-JS 1020 | EN-JS 1050 | EN-JS 1060 | EN-JS 1070 | EN-JS 1080 | ||
| Ike ọdụdọ | RM min.MPA | 350 | 400 | 400 | 500 | 600 | 700 | 800 |
| 2% Mpụta Ike | Rp0.2 min.MPA | 220 | 240 | 250 | 320 | 370 | 4202) | 480 2) |
| Ogologo oge | A% | 22,0 | 18,0 | 18,0 | 7,0 | 3,0 | 2,0 | 2,0 |
| Isi ike | HB | 110-150 | 120-160 | 140-190 | 170-220 | 200-250 | 230-280 | 250-330 |
| Ihe owuwu | tumadi ferritic | tumadi ferritic | tumadi ferritic | ferritic + pearlite | ferritic + pearlite | tumadi pearlite | niile pearlite | |
| Nsogbu nrụgide | σaB MPa | 315 | 360 | 360 | 450 | 540 | 630 | 720 |
| Torsion | TtB MPa | 315 | 360 | 360 | 450 | 540 | 630 | 720 |
| Modul nke elasticity | E GPA | 170 | 170 | 170 | 175 | 175 | 175 | 175 |
| Nọmba nsi | v - | 0,280 | 0,280 | 0,280 | 0,280 | 0,280 | 0,280 | 0,280 |
| Ike mkpakọ | σdB MPa | - | 700 | 700 | 800 | 870 | 1000 | 1150 |
| Ike nke Frature | Klc MPa ·√m | 31 | 30 | 30 | 25 | 20 | 15 | 14 |
| Njupụta | g/cm3 | 7,1 | 7,1 | 7,1 | 7,1 | 7,2 | 7,2 | 7,2 |
Nkedo ịkpụzi sheiusoro a na-akpọkwa usoro nkedo resin ájá ekpuchiburu ụzọ, ihe nkedo ịkpụzi shei na-ekpo ọkụ ma ọ bụ usoro nkedo isi. Isi ihe a na-akpụzi bụ ájá phenolic resin nke e kpuchiri ya nke ọma, nke dị ọnụ karịa ájá akwụkwọ ndụ akwụkwọ ndụ na ájá resin furan. Ọzọkwa, a pụghị imegharị ájá a.
Furan resin onwe-hardening ájá usoro nhazi nkedo (nobake usoro) na-eji akwa resin mkpuchi aja na-emepụta ihe nkedo ebu. Mgbe agwakọtachara ájá mbụ (ma ọ bụ ájá eweghachitere), mmiri mmiri furan resin na mmiri na-akpali akpali ọbụna, na-ejuputa ha n'ime igbe isi (ma ọ bụ igbe ájá), wee kwesie ya ike ka ọ bụrụ ebu ma ọ bụ ebu na igbe isi (ma ọ bụ ájá). igbe) na ụlọ okpomọkụ. Mgbe ahụ, e hiwere ihe nkedo ma ọ bụ ihe nkedo, nke a na-akpọ igbe ịkpụzi oyi-isi nke onwe (isi), ma ọ bụ usoro nkedo onwe (isi).
N'ihi na a na-akpụ akpụ ahụ n'ime ụlọ na-ekpo ọkụ na ọ dịghị mkpa ikpo ọkụ, nkedo ájá na-ejide onwe ya ka a na-akpọkwa usoro nkedo enweghị achịcha. Enwere ike ikewa usoro nke siri ike nke onwe ya gaa na resin furan acid-catalyzed na usoro phenolic resin sand nke onwe ya, usoro urethane resin sand nke onwe na usoro phenolic monoester onwe-hardening.
Dị ka igbe oyi na-eme ka onwe ya sie ike, ájá resin furan bụ nke mbụ na nke a na-ejikarị eme ihe ugbu a n'ebe a na-emepụta ihe ndị China. Ọnụ ego resin agbakwunyere na ájá ịkpụzi na-abụkarị 0.7% ruo 1.0%, na ọnụ ọgụgụ resin agbakwunyere na isi ájá bụ 0.9% ruo 1.1%. Ọdịnaya nke aldehyde efu na resin furan dị n'okpuru 0.3%, ụfọdụ ụlọ ọrụ agbadala n'okpuru 0.1%. N'ebe a na-emepụta ihe na China, ájá na-agbapụta onwe ya na-esi ísì ụtọ eruola ọkwa mba ụwa n'agbanyeghị usoro mmepụta na ọdịdị elu nke nkedo.
Nkedo nkedo, nke a na-akpọkwa ígwè nkedo nodular, spheriodal graphite cast iron ma ọ bụ naanị SG iron maka nkenke, na-anọchi anya otu igwe nkedo. Ngwongwo nkedo nodular na-enweta graphite nodular site na spheroidization na ọgwụgwọ inoculation, nke na-eme ka ihe eji arụ ọrụ nke ígwè nkedo dịkwuo mma, karịsịa plasticity na ike siri ike, iji nweta ike dị elu karịa carbon ígwè.
Ihe nkedo ígwè ductile nwere ịrụ ọrụ mmịkọ ujo ka mma karịa carbon ígwè, ebe nkedo ígwè carbon nwere ike weldability ka mma. Ma ruo n'ókè ụfọdụ, ihe nkedo ductile iorn nwere ike inwe ihe ngosi ụfọdụ nke na-eguzogide iyi na nchara. Ya mere enwere ike iji nkedo ígwè ductile mee ihe maka ụfọdụ ụlọ mgbapụta ma ọ bụ usoro inye mmiri. Agbanyeghị, anyị ka kwesịrị ịkpachara anya maka ichebe ha iyi na nchara.
Ígwè Ductile abụghị otu ihe kama ọ bụ akụkụ nke otu ihe nwere ike ịmepụta ka ọ nwee ọtụtụ ihe dị iche iche site na njikwa nke microstructure. Ihe njirimara na-akọwakarị nke otu ihe a bụ ọdịdị nke graphite. Na ductile ígwè, graphite dị n'ụdị nodules kama flakes dị ka ọ dị na isi awọ ígwè. Ọdịdị dị nkọ nke flakes nke graphite na-emepụta ihe mgbakasị nchekasị n'ime metal matrix na ọdịdị gburugburu nke nodules na-erughị ya, si otú a na-egbochi mmepụta nke cracks na inye ductility emelitere nke na-enye alloy aha ya. Ya mere, n'ikwu okwu n'ozuzu, ọ bụrụ na ígwè ductile nwere ike izute ihe ị chọrọ, ígwè ductile nwere ike ịbụ nhọrọ mbụ gị, kama carbon ígwè maka nkedo gị.
| Metal na Alloys nke nwere mkpuchi mkpuchi mkpuchi | |
| Ọla & Alloys | Ọkwa ewu ewu |
| Igwe ntụ ntụ ntụ | GG10~GG40; GJL-100 ~ GJL-350; |
| Ihe nkedo nke Ductile (Nodular). | GGG40 ~ GGG80; GJS-400-18, GJS-40-15, GJS-450-10, GJS-500-7, GJS-600-3, GJS-700-2, GJS-800-2 |
| Ígwè akpata oyi akwa (ADI) | EN-GJS-800-8, EN-GJS-1000-5, EN-GJS-1200-2 |
| Carbon ígwè | C20, C25, C30, C45 |
| Alloy Steel | 20Mn, 45Mn, ZG20Cr, 40Cr, 20Mn5, 16CrMo4, 42CrMo, 40CrV, 20CrNiMo, GCr15, 9Mn2V |
| Igwe anaghị agba nchara | Ferritic igwe anaghị agba nchara, Martensitic igwe anaghị agba nchara, Austenitic igwe anaghị agba nchara, ọdịda mmiri ike igwe anaghị agba nchara, Duplex igwe anaghị agba nchara. |
| Aluminom Alloys | ASTM A356, ASTM A413, ASTM A360 |
| Alloys dabere na Brass / ọla kọpa | C21000, C23000, C27000, C34500, C37710, C86500, C87600, C87400, C87800, C52100, C51100 |
| Ọkọlọtọ: ASTM, SAE, AISI, GOST, DIN, EN, ISO, na GB | |
Uru nke Furan Resin mkpuchi aja na-eme ka onwe ya sie ike ịkpụzi nkedo:
1) Melite nha nha nke ihe nkedo na ịdị njọ nke elu.
2) Ịdị ike nke ebu (isi) ájá adịghị achọ ihicha, nke nwere ike ịzọpụta ike, a pụkwara iji osisi na-adịghị ọnụ ma ọ bụ plastic isi igbe na ndebiri.
3) ájá ịkpụzi onwe ya dị mfe ịgbakọ na daa, ọ dị mfe ikpochapụ ihe nkedo, na ájá ochie nwere ike ịmegharị ya ma jiri ya mee ihe, nke na-ebelata oke ọrụ nke ime isi, ịme ihe ngosi, ájá dara, ihicha na njikọ ndị ọzọ, na ọ dị mfe ịghọta mechanization ma ọ bụ akpaaka.
4) The uka akụkụ nke resin na ájá bụ naanị 0.8% ~ 2.0%, na keukwu na-eri nke akụrụngwa dị ala.
N'ihi na usoro nke siri ike nke onwe ya nwere ọtụtụ uru ndị a kpọtụrụ aha n'elu, a na-eji usoro nke siri ike mee ihe ọ bụghị nanị maka ime isi, kamakwa iji mee ihe nkedo. Ọ dabara nke ọma maka otu mpempe akwụkwọ na obere ogbe mmepụta, ma nwee ike imepụta ihe nkedo, ihe nkedo na ihe nkedo na-abụghị ígwè. Ụfọdụ ebe a na-emepụta ihe ndị China anọchiwo kpam kpam ihe ndị e ji kpụọ ájá kpọrọ nkụ, ájá simenti, ma dochie akụkụ ájá nke ugegbe mmiri.
Akụkụ nke Nkedo Ductile
