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Produttore di sabbia di cromite

Sabbia di cromite, la cui composizione chimica principale è Cr2O3, questo tipo di volume di riscaldamento della sabbia è stabile, elevata conduttività termica, contatto della sabbia con il metallo fuso, non solo ha una buona resistenza alle scorie alcaline, non con ossido di ferro e altre reazioni chimiche, e ha di per sé le caratteristiche della sinterizzazione in fase solida, può prevenire la penetrazione del metallo fuso, evitare difetti della sabbia, adatta a tutti i tipi di acciaio inossidabile, acciaio legato e acciaio al carbonio che modella gradualmente la sabbia dell’anima e la vernice.

$1,000.00 $950.00 /MT

Sabbia di cromite, la cui composizione chimica principale è Cr2O3, questo tipo di volume di riscaldamento della sabbia è stabile, elevata conduttività termica, contatto della sabbia con il metallo fuso, non solo ha una buona resistenza alle scorie alcaline, non con ossido di ferro e altre reazioni chimiche, e ha di per sé le caratteristiche della sinterizzazione in fase solida, può prevenire la penetrazione del metallo fuso, evitare difetti della sabbia, adatta a tutti i tipi di acciaio inossidabile, acciaio legato e acciaio al carbonio che modella gradualmente la sabbia dell’anima e la vernice.

Sabbia di cromite, è un tipo speciale di sabbia per fusione, è uno spinello naturale composto principalmente da cromite, viene frantumato, macinato e setacciato in una granulometria specifica, che è adatta per la sabbia da stampaggio (fabbricazione di anime)

Indice fisico e chimico
Articolo Unità Indice
Cr2O3 % ≥46,0%
SiO2 % ≤1,0%
FeO % ≤26,5%
Alto % ≤0,30%
MgO % ≤10,0%
Al2O3 % ≤15,5%
P % ≤0,003%
S % ≤0,003%
Cr/Fe 1.55:1
Densità apparente g/cm3 2.5-3
Colore / Nero
PH / 7-9
La quantità di acido / ≤ 2 ml
Percentuale di terreno % ≤0,1
Il sinterizzato °C 1600
Percentuale di acido libero presente nella sabbia % 0
densità di riempimento g/cm3 2.6
punto di sinterizzazione °C > 1.800
temperatura di fusione °C 2.180
IMBALLAGGIO: sacco grande da 1MT
TAGLIE: AFS35-40 AFS40-45 AFS45-50 AFS50-55 AFS55-60 AFS60-65

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