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You are here: Home > Kiln Building Bricks, Refractory Mortar, Hight Temp Caulk and Kaowool > Kiln Building Refractory Bricks / Insulating Firebrick
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HARD BRICKS Firebrick SOFT BRICKS / Insulating Firebrick
Refractory Bricks and Insulating Firebrick for Kiln and Furnace Building and Repair.

ORDER YOUR BRICKS NOW FOR SPRING KILN BUILDING PROJECTS And Save !!!

R
efractory
shapes include precast cement and fused or sintered refractory products that are formed prior to installation in furnaces, boilers or other high temperature equipment.  Refractories are hard, heat resistant materials and products such as alumina, silicon carbide, fire clay, bricks, precast shapes, cement or monolithics and ceramic kiln furniture.  Ceramics and refractories have high melting points are suitable for applications requiring wear resistance, high temperature strength, electrical or thermal insulation or other specialized characteristics.

R
efractory
bricks, blocks, and tiles are stacked to form insulating furnaces, boilers or other thermal process vessel walls.  The bricks are usually cemented together with refractory mortar.

Please note:
BRICKS SHIPPED UPS GROUND CARRY A $0.50 /BRICK PACKING FEE AND A $3.00 MINIMUM PACKING FEE.

  • Bricks carry a $0.50 per brick double box safe packing fee when going UPS.
  • There is a $3.00 minimum on this packing fee.
  • ie. 1-6 bricks carry a flat $3.00 packing fee. Add $0.50 per brick for 7+ bricks.
  • NOTE: This does not apply to large quantities of bricks which ship palletized via our truck or common carrier.
 
Shown top is a new gas kiln made with G series soft bricks from Sheffield Pottery by John Zetner of New Hampshire Potters Guild.



INSULATING BRICKS/SOFT BRICKS
 
CHOOSE SOFT BRICKS FOR INDOOR OR WELL COVERED AREAS
 
2 1/2 and 3" Series:  STRAIGHTS , WEDGES AND ARCHES 
G20 = 2000 degrees F
G23 = 2300 degrees F
G26 = 2600 degrees F
G28 = 2800 degrees F 
Note: Soft bricks can be cut with a regular carpenter's hand saw to create custom shapes.       
 

HARD BRICKS

CHOOSE HARD BRICKS FOR OUTDOOR APPLICATIONS   

HIGH HEAT DUTY
-Economical high-duty fire bricks will go to cone 31-32. Suitable for backup linings, and other areas that encounter moderate operating temperatures. Not suggested for abrasive conditions. (equivalent to Empire) 2 1/2 except where * (3)     
  
STRAIGHT    
WEDGE
ARCH
SOAPS
SPLITS   
SKEWS  
    
SUPER DUTY -Exhibits high strengths and low shrinkage, good resistance to thermal shocks. Can be used as the inside lining of kiln. Recommended for blast furnace stoves, open hearth and coke oven checkers, glass tanks and anywhere a high density, low porosity super duty brick is desired. Will go to cone 33-34. (equivalent to Clipper) 2 1/2 except where * (3)     

STRAIGHT
WEDGE  
ARCH          
  
70% ALUMINA -A chemical and ceramic bonded 70% alumina brick designed for the following applications: Electric furnace roofs, ladle bottoms, side walls and slag lines, rotary kilns, cement kilns, torpedo ladles, tundishes, and hot zones of lime kilns. 
 
STRAIGHT
WEDGE 
ARCH

 

 

  SOFT BRICKS HARD BRICKS
 

TEMP--->

 

G20/

2000F

G23/

2300F

G26/

2600F

G28/

2800F

HHD
Cone 31.5
SD
Cone 33.5
70%Alumina
Cone 38
Shape

Size in Inches

               
Straights
2.5   NC20 NC23 NC26 NC28 LVHHD LVSD LVA70
3   NC203 NC233 NC263 NC283 LVHHD3    
Wedge #1
2.5   NC20W1 NC23W1 NC26W1 NC28W1 LVHHDW1 LVSDW1 LVA70W1
3   NC203W1 NC233W1 NC263W1 NC283W1      
Arch #1
2.5   NC20A1 NC23A1 NC26A1 NC28A1 LVHHDA1 LVSDA1 LVA70A1
3   NC203A1 NC233A1 NC263A1 NC283A1      
Arch #2
2.5   NC20A2 NC23A2 NC26A2 NC28A2 LVHHDA2 LVSDA2  
3   NC203A2 NC233A2 NC263A2 NC283A2      
Arch #3
2.5             LVSDA3  
3                
Soaps
2.5           LVHHDSO LVSDSO  
3                
Side Skews 2.5           LVHHDSS48    
3                
Feather Edge

2.5             LVSDFE  
3                
Splits

2.5           LVHHDSP    
3                






Note: there are no drawings of the 3 inch series bricks so here are the dimensions:
3 inch brick dimensions

 

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KILN BRICK REPAIR KIT
Kiln Brick Repair Kit
Our Price: $37.00

KILN BRICK REPAIR KIT
   
 
Kiln Building Refractory Bricks and Insulating Firebrick from Sheffield Pottery Ceramic Supply
Sheffield-Pottery.com
Route 7
P.O. Box 399
Sheffield, MA
01257
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