Yashi yumbu don Bake Sand Casting

Yashi yumbu don simintin yashi No-bake siffa ce mai siffar zobe tare da ƙarancin kusurwa.Adadin daurin resin da ake buƙata ya ragu ta amfani da yashi yumbu.Siffar ball na yashi yumbu yana yin ruwa mai kyau, wanda ya dace da na'urar harbi mai mahimmanci don harba yashi.Cerasand yana da mafi kyawun kaddarorin fiye da yashi ma'adini a cikin ginin.Yana da babban refractoriness, ƙaramin haɓakar thermal, haɓaka mai kyau na angular, ingantacciyar haɓakawa, Babban juriya ga lalacewa, murkushewa da girgiza thermal, babban haɓakawa.

Amfani

● Kyakkyawar haɓakawa da ƙananan ƙarancin angularity saboda siffar ball na yashi yumbu.Lokacin aiki tare da mai harbi mai mahimmanci, yashi yana da sauƙi don zuwa ƙananan sasanninta.Don haka, za ta sami filayen simintin gyare-gyare.

Mafi yawan sinadarai na yashi yumbu shine Al2O3 da SiO2.Yana yana da babban anti-thermal ikon har zuwa 1800 ℃.Babu acid ko alkali a cikin yashi.Don haka ba zai sami amsa da resins ko narkakkar karfe ba.Wannan fasalin zai iya inganta ingancin simintin.

● Ana sarrafa girman girman barbashi ta hanyar sieving.Yashi yumbu shine yashi na wucin gadi na wucin gadi, don haka za mu iya sarrafa girman girman rabo zuwa bukatun abokan ciniki.Kuma akwai ƙarancin tara a cikin yashi.

● Matsakaicin sakewa.Dukansu Thermal da na inji reclamation.Yana ba da tsawon rayuwar aiki da rage yawan amfani da yashi.

● Babban haɗuwa.Siffar yashin yashin Sintered wanda aka kwatanta da nau'in nau'in nau'in nau'i na kusurwa yana ba da damar sauƙi don rabuwa daga sassan simintin gyare-gyare da ingantacciyar haɗuwa wanda ke haifar da ƙananan juzu'i da ingantaccen simintin.

● ƙananan fadada da kuma ƙwararren yanayin zafi.Girman simintin gyare-gyare sun fi daidai kuma ƙananan ƙarfin aiki yana ba da kyakkyawan aikin ƙira.

● Ƙananan girma mai yawa.Kamar yadda yashi yumbu na wucin gadi ya kai kusan rabin haske kamar yashin yumbu mai gauraya (yashin ball baƙar fata), zircon da chromite, yana iya juya kusan sau biyu adadin ƙira a kowane nauyin raka'a.Hakanan za'a iya sarrafa shi cikin sauƙi, ceton aiki da canja wurin kuɗin wutar lantarki.Koyaya, ya kamata a ba da hankali ga adadin ƙari.

● Yana buƙatar ƙarancin guduro 30-50% fiye da yashi silica ko yashi quartz.

● Ana lulluɓe simintin gyare-gyare tare da ɗan ƙarami ko babu.

Ana iya amfani da shi azaman yashi ɗaya.

● Samar da kwanciyar hankali.Ikon shekara-shekara 200,000 MT don kiyaye wadatar da sauri da kwanciyar hankali.

Sassan Rarraba Girman Barbashi

Za'a iya daidaita girman girman barbashi bisa ga buƙatun ku.

raga

20 30 40 50 70 100 140 200 270 Pan Farashin AFS

μm

850 600 425 300 212 150 106 75 53 Pan  
Lambar 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

Aikace-aikace

● Yi aiki tare da resins kamar tanderun wuta, Alkaline-phenolic, gilashin ruwa.

● High gami simintin karfe da carbon karfe.

● Low carbon karfe da bakin karfe bawul sassa.

● Bakin karfe, karfe manganese, babban simintin chromium.

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Lokacin aikawa: Dec-30-2021