Ceramic Foundry Sand

Ihe onyonyo egosipụtara n'ụkpụrụ ntọala seramiiki

Nkọwa dị mkpirikpi:

Al2O3 dabeere na seramiiki achọtara aja bụ sịntetik ájá na a ukwuu refractoriness nke 1800 Celsius. A na-eji ájá ahịhịa seramiiki eme ihe n'ọtụtụ ebe na ụlọ ọrụ ebe a na-emepụta ihe dị ka ịkpụzi na ájá bụ isi n'ihi na ọ fọrọ nke nta ka ọ bụrụ ọdịdị okirikiri zuru oke, nke na-enye ihe ọkụkụ dị mma na ikuku gas. Na-enweghị ịchụpụ isi ike, ọ ga-ekwe omume ịchekwa ihe ruru 50% na ihe nkedo na mmepụta isi ma e jiri ya tụnyere ájá ndị ọzọ. N'otu oge ahụ, ihe nkedo ejiri ájá ceramic mee maka ebe a na-ahụ maka ebe a na-ahụ maka ebe a na-ahụ maka ebe a na-ahụ maka ebe a na-ahụ maka ebe a na-ahụ maka ụlọ nwere ọmarịcha elu.

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Nkọwa ngwaahịa

Mkpado ngwaahịa

Atụmatụ

• Ngwakọta akụrụngwa n'ụdị
• Nkesa ọka kwụsiri ike na ikuku permeability
• Ntụgharị dị elu (1825°C)
• Nnukwu iguzogide iyi, gwepịa na ujo ọkụ
• Obere mgbasawanye okpomọkụ
• Mma mmiri dị mma na njuputa arụmọrụ n'ihi ịbụ okirikiri
• Ọnụego mweghachi kachasị elu na sistemu loop aja

Usoro ntọala ntọala ájá ájá

Usoro ájá kpuchiri resin
Igbe oyi na usoro ájá na-ekpo ọkụ
3D ájá obibi usoro
Usoro aja na-adịghị eme achịcha (gụnyere Furan resin na Alkali phenolic resin)
Usoro ntinye ego/Usoro nchọta wax furu efu/nkedo nkenke
Usoro ibu efu/ Usoro ụfụfụ efu
Usoro iko mmiri

Ihe onwunwe seramiiki

Ihe mejupụtara kemịkalụ bụ isi	Al₂O₃ 70-75%, Fe₂O₃：4%,
Ụdị ọka	Spherical
Ọnụ ego angular	≤1.1
Akụkụ akụkụ	45μm-2000μm
Refractoriness	≥1800℃
Njupụta nnukwu	1.8-2.1 g/cm3
PH	6.5-7.5
Ngwa	Steel, igwe anaghị agba nchara, Ígwè

Nkesa nha nha ọka

Ntupu	20	30	40	50	70	100	140	200	270	Pan	Ọnụ ego nke AFS
μm	850	600	425	300	212	150	106	75	53	Pan	Ọnụ ego nke AFS
#400		≤5	15-35	35-65	10-25	≤8	≤2				40±5
#500		≤5	0-15	25-40	25-45	10-20	≤10	≤5			50±5
#550			≤10	20-40	25-45	15-35	≤10	≤5			55±5
#650			≤10	10-30	30-50	15-35	0-20	≤5	≤2		65±5
#750				≤10	5-30	25-50	20-40	≤10	≤5	≤2	75±5
#850				≤5	10-30	25-50	10-25	≤20	≤5	≤2	85±5
#950				≤2	10-25	10-25	35-60	10-25	≤10	≤2	95±5