Simenti refractory & Mortar

Nkọwa dị mkpirikpi:

Refractory ngwa agha, makwaara dị ka ọkụ ngwa agha ma ọ bụ nkwonkwo ihe (ntụ ntụ), ji dị ka bonding refractory ngwaahịa brickwork ihe, dị ka ihe nwere ike kewara ụrọ, elu aluminum, silicon na magnesium refractory ngwa agha, wdg Ọ na-akpọ nkịtị refractory ngwa agha. mere nke refractory clinker ntụ ntụ na rọba rọba dị ka ihe nkedo na plastic gị n'ụlọnga. Ike ya na ụlọ okpomọkụ dị ala, na nhazi nke njikọta seramiiki na okpomọkụ dị elu nwere ike dị elu.

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Nkọwa ngwaahịa

Mkpado ngwaahịa

Nkọwa

Ntugharị ngwa ngwa bụ ihe ejikọtara ọnụ iji wuo ngwaahịa mgbagha nwere ụdị. Ọ mejupụtara ntụ ntụ refractory, mmiri ma ọ bụ ihe nkedo mmiri na ihe mgbakwunye (dị ka plasticizer dispersant, stabilizer ma ọ bụ onye na-ejigide mmiri). Ọkpụkpọ dị ka tapawa (ma ọ bụ nkwusioru siri ike) nwere nnukwu mkpokọta ihe siri ike, nke nwere njirimara nke mmiri Bingham. The siri ike / mmiri mmiri uka ruru bụ banyere (70 ~ 75) / (30 ~ 25) na siri ike / mmiri mmiri nha nha dịgasị iche na ike ike ndọda nke refractory ntụ ntụ, banyere (35 ~ 50) / (65 ~ 50). N'ozuzu, a na-etinye ya na spatula.

Nhazi

Ntugharị ngwa ngwa, nke a makwaara dị ka ngwa agha ọkụ ma ọ bụ ihe nkwonkwo (ntụ ntụ), nke a na-eji dị ka ihe eji emepụta ihe na-emepụta ihe, dị ka ihe ahụ si dị, enwere ike kewaa ụrọ, nnukwu aluminum, silicon na magnesium refractory mortar, wdg.

A na-akpọ ya ngwa agha refractory nkịtị mere nke ntụ ntụ clinker na ụrọ rọba dị ka ihe nkedo na onye nnọchi rọba. Ike ya na ụlọ okpomọkụ dị ala, na nhazi nke njikọta seramiiki na okpomọkụ dị elu nwere ike dị elu.

Na hydraulicity, ikuku hardening ma ọ bụ thermo-hardening ihe dị ka ihe nkedo, nke a na-akpọ kemịkalụ ejikọta refractory ngwa agha, dị ka n'okpuru guzobe nke seramiiki ejikọta okpomọkụ tupu mmepụta nke a ụfọdụ chemical mmeghachi omume na hardening.

Atụmatụ

Njirimara ngwa agha refractory: ezigbo plasticity, ihe owuwu dị mma; ike njikọ dị elu, nguzogide corrosion siri ike; elu refractority, ruo 1650 ℃ ± 50 ℃; ezigbo mgbochi mbuso agha slag; ezigbo thermal spalling ihe onwunwe.

Ngwa

A na-ejikarị ngwa agha refractory na oven coke, iko iko, ọkụ ọkụ, stovu na-ekpo ọkụ, metallurgy, ụlọ ọrụ ihe ụlọ, igwe, petrochemical, iko, igwe ọkụ, ọkụ eletrik, ígwè na ígwè, ciment na ụlọ ọrụ mmepụta ihe ndị ọzọ.

Ndekọ ngwaahịa

INDEX		Ụrọ		Aluminom dị elu			Corundum		Silica	Magnesium			ụrọ dị mfe
INDEX		RBT MN -42	RBT MN -45	RBT MN -55	RBT MN -65	RBT MN -75	RBT MN -85	RBT MN -90	RBT GM -90	RBT MF -92	RBT MF -95	RBT MF -97	RBT MM -50
Refractoriness (℃)		1700	1700	1720	1720	1750	1800	1820	1670	1790	1790	1820
CCS/MOR (MPa) ≥	110 ℃ × 24h	1.0	1.0	2.0	2.0	2.0	2.0	2.0	1.0	1.0	1.0	1.0	0.5
CCS/MOR (MPa) ≥	1400 ℃ × 3h	3.0	3.0	4.0	4.0	4.0	3.5	3.0	3.0	3.0	3.0	3.0	1.0
Oge nkwekọrịta (min)		1 ~ 2	1 ~ 2	1 ~ 2	1 ~ 2	1 ~ 2	1 ~ 3	1 ~ 3	1 ~ 2	1 ~ 3	1 ~ 3	1 ~ 3	1 ~ 2
Al2O3 (%) ≥		42	45	55	65	75	85	90	-	-	-	-	50
SiO2 (%) ≥		-	-	-	-	-	-	-	90	-	-	-	-
MgO(%) ≥		-	-	-	-	-	-	-	-	92	95	97	-