nke Aja ọla edo maka nkedo ịkpụ aja - Shenghuo

Aja ọla edo maka nkedo ịkpụ aja

Nkọwa dị mkpirikpi:

Foundry Ceramic Sand, teknụzụ aha ya dị ka “Sintered Ceramic Sand for Foundry”, akpọkwara ya dị ka ceramsite, ceramcast, otu na cerabeads, ụfọdụ mba na-akpọ Golden Sand, bụ ezigbo artificial spherical ọka udi nke na-mere si calcined bauxite.Isi ọdịnaya ya bụ aluminum oxide na Silicon oxide.ájá ceramic, nwere ihe dị mma karịa nke ájá silica iji nweta arụmọrụ dị mma na ebe a na-emepụta ihe.Ọ nwere nnukwu refractoriness, obere mgbasawanye thermal, ezigbo ọnụọgụ angular, ọmarịcha mmiri na-efe efe, Nnukwu nguzogide iyi, nchipịa na ujo thermal, ọnụ ọgụgụ mweghachi dị elu.


Nkọwa ngwaahịa

Mkpado ngwaahịa

Foundry Ceramic Sand, nke aha ya bụ "Sintered Ceramic Sand for Foundry", akpọkwara ya dị ka ceramsite, cerabeads, ceramcast, ụfọdụ mba a na-akpọkwa Golden Sand, bụ ezigbo ọka ọka okirikiri nke sitere na calcined bauxite.Isi ọdịnaya ya bụ aluminum oxide na Silicon oxide.ájá ceramic, nwere ihe dị mma karịa nke ájá silica iji nweta arụmọrụ dị mma na ebe a na-emepụta ihe.Ọ nwere nnukwu refractoriness, obere mgbasawanye thermal, ezigbo ọnụọgụ angular, ọmarịcha mmiri na-efe efe, Nnukwu nguzogide iyi, nchipịa na ujo thermal, ọnụ ọgụgụ mweghachi dị elu.

Ihe onwunwe seramiiki

Ihe mejupụtara kemịkalụ bụ isi Al₂O₃≥53%, Fe₂O₃<4%, TiO₂<3%, SiO₂≤37%
Ụdị ọka Spherical
Ọnụ ego angular ≤1.1
Akụkụ akụkụ 45μm-2000μm
Refractoriness ≥1800℃
Njupụta nnukwu 1.5-1.6 g/cm3
Mgbasa ọkụ (RT-1200℃) 4.5-6.5x10-6/k
Agba Aja
PH 6.6-7.3
Ihe mejupụtara mineral Mulite + Corundum
Ọnụ ego acid 1 ml / 50g
LOI 0.1%

Uru

Kaist ceramic foundry ájá dị ihe dị ka ọkara ka ìhè dị ka zircon na chromite, dị ihe dị ka nke atọ ka ìhè dị ka ájá seramiiki jikọtara ọnụ.Tụnyere ndị a eke ájá na ndị ọzọ foundry media (ihe na-enwe ike tụgharịa ihe dị ka ugboro abụọ ọnụ ọgụgụ nke ebu kwa unit arọ).Kaist ceramic foundry ájá nwere ike ibuga ebu na ngwungwu isi nwere ọtụtụ uru na-agụnye ngwungwu nkedo ájá siri ike dị elu, na-eguzogide okpomọkụ dị elu, mgbasawanye okpomọkụ dị ala, mkpebi ikpeazụ nke ọma na njedebe dị nro.Enwere ike ijikwa ya n'ụzọ dị mfe, na-echekwa ọrụ na ịnyefe ego ike.Otú ọ dị, onye na-emepụta ihe na-atụ aro ịṅa ntị na ọnụọgụ nke mgbakwunye.

Ngwa

Dị ka ihe na-anọpụ iche, KAIST seramiiki ájá na-adabara acid na alkali resins.

Enwere ike iji ya mee ihe n'ọtụtụ ebe maka igwe nkedo, ihe nkedo na igwe anaghị agba nchara, dị ka nkedo ụfụfụ furu efu, ájá mkpuchi, aja resin, igbe isi oyi, nkedo ziri ezi, na mbipụta 3D.

Ọlaedo-aja-maka-aja-ịkpụzi ihe nkedo-(6)

Ngwa

Ọlaedo-aja-maka-aja-ịkpụzi-nkedo-(3)

Mbukota na nnyefe

Ọlaedo-aja-maka-aja-ịkpụzi-nkedo--(4)

Mbukota na nnyefe

Akụkụ nke nkesa nha nha

Enwere ike ịhazi nkesa nha nha dị ka ihe ịchọrọ.

Ntupu

20 30 40 50 70 100 140 200 270 Pan AFS

μm

850 600 425 300 212 150 106 75 53 Pan
Koodu 20/40 15-40 30-55 15-35 ≤5 20±5
30/50 ≤1 25-35 35-50 15-25 ≤10 ≤1 30±5
40/70 ≤5 20-30 40-50 15-25 ≤8 ≤1 43±3
70/40 ≤5 15-25 40-50 20-30 ≤10 ≤2 46±3
50/100 ≤5 25-35 35-50 15-25 ≤6 ≤1 50±3
100/50 ≤5 15-25 35-50 25-35 ≤10 ≤1 55±3
70/140 ≤5 25-35 35-50 8-15 ≤5 ≤1 65±4
140/70 ≤5 15-35 35-50 20-25 ≤8 ≤2 70±5
100/200 ≤10 20-35 35-50 15-20 ≤10 ≤2 110±5

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