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Coreless Induction Furnace Linings
>Steel

 

 

Capital Refractories offer a full range of coreless induction furnace linings, topping and patching products for a wide range of steels and high temperature alloys.

Hot face dry rammed lining A range of linings including spinel or mullite forming, specifically developed for melting a variety of metals, some allowing a mixed melting programme.
Topping & Spout Material Chemically bonded high strength materials compatible with Capital's dry linings.
Coil Screed High grade fine hydraulic cements
Slip Plane Material Mica in sheet or roll form
Repair Materials Fine grained chemically bonded products for lining repairs and joint sealing.
Castable Material for Lids/Bases Hydraulically bonded multi-purpose castable.

Note that the image below is intended as comparative guide only and does specify absolute or guaranteed ranges that the linings will operate. The actual range is dependent on many factors including melt practice, holding time, alloy, etc...

 

Hot face dry rammed lining

Product Name Product Description

Bond

Max service
temp.
/ °C

Coral Vac

High duty lining developed to withstand prolonged elevated temperatures and retain a good level of powder at the back face. Ceramic

1720*
1750

Coral SXL

High duty lining developed to withstand elevated temperatures and retain a good level of powder at the back face. Ceramic

1700*
1750

Coral XL

General purpose lining with a wide melting temperature range. Ceramic

1700*
1750

Coral CXL

General purpose lining with a wide melting temperature range. Ceramic

1700*
1730

Coral HB

Tough general purpose lining. Ceramic

1680*
1720

Coral FG

Tough lower temperature lining for manganese and stainless steels. Ceramic

1680*
1720

Coral SMC

Incorporates complex chromes for improved slag resistance. Ceramic

1700*
1750

Coral 85 High performance lining designed for large furnaces operating at high temperatures. Ceramic

1700*
1750

Coral V40

Magnesia-rich lining designed for vacuum melting. Ceramic

1750*
1800

Cormag 90

Basic ramming mix for use in continuous melting applications. Ceramic

1750

 

 

Topping & Spout Material

Product Name Product Description

Bond

Max service
temp.
/ °C

Almacap

Silicate bonded high alumina hard wearing rammable. Chemical

1650

Capram 70

Phosphate bonded high alumina plastic topping and repair mix Chemical

1700

Toppatch

Silicate bonded alumino-silicate rammable. Chemical

1600

Coral V40 DT Dry topping for Coral V40. Ceramic

1750

 

 

Coil Screed & Slip Plane Material

Product Name Product Description

Bond

Max service
temp.
/ °C

Silkote 90

Hydraulically bonded, high alumina induction furnace coil screed. Hydraulic

1700

Capscreed

Hydraulically bonded, high alumina induction furnace coil screed. Hydraulic

1680

 

 

Repair Materials

Product Name Product Description

Bond

Max service
temp.
/ °C

D10 Plaster

Alumino-silicate patching plaster. Chemical

1700

D10F

A finer version of D10 Plaster. Chemical

1700

D11

High grade high alumina patching material. Chemical

1800

Capram 90F High grade high alumina patching and topping material. Chemical

1800

 

 

Castable Material for Lids/Bases

Product Name Product Description

Bond

Max service
temp.
/ °C

Silcast 1600 CM

Alumino-silicate multi-purpose castable. Hydraulic

1600