UNITED REFRACTORIES CO.
PRODUCT LISTING

Use the drop-down menu(s) below to filter our extensive monolithic and specialty refractory products for the aluminum, iron/steel/non ferrous metals, cement/lime, petrochemical and power generation industries. Please don’t hesitate to contact us if you need additional information.

UNITED REFRACTORIES CO. PRODUCT LISTING

Vibratables - Dry/Wet > Dry - High Aluminia Spinel Bonded

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

UNI-RAM VR-796A

High strength, fused alumina base, spinel bonded dry vibratable refractory for coreless steel melting applications.
°F °C
3300 1820
Lbs/ft³ Kg/m³
195 3120
AI2O3 MGO Cr2O3 Other  
85.0 10.7 2.3 2.0

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

UNI-RAM VR-797A TOP CAP

Spinel bonded dry vibratable, high alumina top cap.
°F °C
3300 1820
Lbs/ft³ Kg/m³
196 3140
AI2O3 SiO2 MGO Other  
82.6 1.5 11.8 4.1

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

UNI-RAM VR-301A

Fused alumina based, spinel bonded dry vibratable inductor refractory for gray/ductile iron applications
°F °C
3300 1820
Lbs/ft³ Kg/m³
190 3040
AI2O3 SiO2 MGO Other  
91.7 1.0 5.2 2.1

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

UNI-RAM VR-300A

Fused alumina based, spinel bonded dry vibratable inductor refractory for gray/ductile iron applications
°F °C
3300 1820
Lbs/ft³ Kg/m³
190 3040
AI2O3 SiO2 MGO Other  
91.1 1.0 5.2 2.7

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

UNI-RAM VR-790A

High strength, fused alumina based, spinel bonded dry vibratable refractory for coreless steel melting applications
°F °C
3300 1820
Lbs/ft³ Kg/m³
192 3080
AI2O3 SiO2 MGO Other  
85.8 0.7 12.8 0.7

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

UNI-RAM VR-788A

Fused alumina, spinel bonded dry vibratable refractory for coreless steel melting applications
°F °C
3300 1820
Lbs/ft³ Kg/m³
192 3080
AI2O3 SiO2 MGO Other  
86.4 0.2 12.9 0.5

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

UNI-RAM VR-740A

Fused alumina, spinel bonded dry vibratable refractory for high temp cupro-nickel coreless applications
°F °C
3000 1650
Lbs/ft³ Kg/m³
190 3040
AI2O3 SiO2 MGO Other  
82.6 1.6 12.4 3.4

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