UNITED REFRACTORIES CO.
PRODUCT LISTING

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UNITED REFRACTORIES CO. PRODUCT LISTING

Vibratables - Dry/Wet > Silica

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

UNI-SIL FF30 TOP CAP

Blend of natural and fused silica dry vibratable refractory for iron melting coreless applications
°F °C
3000 1650
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-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-SIL F4

High purity silica dry vibratable refractory for iron melting coreless applications
°F °C
3100 1700
Lbs/ft³ Kg/m³
135 2160
AI2O3 SiO2 TiO2 Other  
0.7 98.8 0.07 0.43

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

UNI-SIL EZF

Dry silica refractory designed to free flow for iron melting coreless applications
°F °C
3000 1650
Lbs/ft³ Kg/m³
132 2120
AI2O3 SiO2 Fe2O3 Other  
0.5 99.2 0.1 0.2

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

UNI-SIL CU

High purity silica dry vibratable refractory with silicon carbie addition for non-ferrous coreless applications
°F °C
2750 1510
Lbs/ft³ Kg/m³
136 2180
AI2O3 SiO2 Fe2O3 Other  
2.0 97.0 0.07 .93

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

UNI-SIL

Silica dry vibratable refractory for iron melting coreless applications
°F °C
3000 1650
Lbs/ft³ Kg/m³
131 2100
AI2O3 SiO2 Fe2O3 Other  
0.5 99.2 0.1 0.2

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

UNI-RAM VR-580A

Fused alumina, silicon carbide dry vibratable refractory for non-ferrous coreless applications
°F °C
3100 1700
Lbs/ft³ Kg/m³
185 2960
AI2O3 SiO2 SiC & Carbon Other  
69.2 2.8 23.0 5.0

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

UNI-RAM VR-560A

Fused alumina, silicon carbide dry vibratable refractory
°F °C
3100 1700
Lbs/ft³ Kg/m³
190 3040
AI2O3 SiO2 SiC Other  
88.2 4.4 4.6 2.8

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

UNI-RAM VR-556A

Fused alumina, silicon carbide dry vibratable for iron channel furnace throat and upper case applications
°F °C
3100 1700
Lbs/ft³ Kg/m³
190 3040
AI2O3 SiO2 SiC Other  
86.8 4.3 4.5 4.4

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

UNI-RAM VR-550A

Fused alumina, silicon carbide dry vibratable refractory for non-ferrous applications
°F °C
3000 1650
Lbs/ft³ Kg/m³
190 3040
AI2O3 SiO2 SiC Other  
86.4 5.2 4.4 4.0

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