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PRODUCT NAME /
CHARACTERISTICS		 MAXIMUM
TEMPERATURE		 MATERIALS
REQUIRED		 CHEMICAL ANALYSIS
BY PERCENTAGE

UNI-RAM VR-611A

Mullite based dry-vibratable refractory used for coreless melting of gray and ductile iron.
°F °C
3100 1705
Lbs/ft³ Kg/m³
170 2723
AI2O3 SiO2 TiO2 Other  
77.1 19.3 1.4 0.9

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PRODUCT NAME /
CHARACTERISTICS		 MAXIMUM
TEMPERATURE		 MATERIALS
REQUIRED		 CHEMICAL ANALYSIS
BY PERCENTAGE

UNI-SIL FF30

Blend of natural and fused silica dry vibratable refractory for iron melting coreless applications
°F °C
3100 1700
Lbs/ft³ Kg/m³
130 2080
AI2O3 SiO2 Fe2O3 Other  
0.7 98.0 0.08 1.22

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PRODUCT NAME /
CHARACTERISTICS		 MAXIMUM
TEMPERATURE		 MATERIALS
REQUIRED		 CHEMICAL ANALYSIS
BY PERCENTAGE

UNI-RAM VR-S

High density silica dry vibratable refractory for iron melting coreless applications
°F °C
3000 1650
Lbs/ft³ Kg/m³
136 2180
AI2O3 SiO2 Other  
0.5 99.2 0.2

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