B-1, B-2, C-1, C-2 : Insulating Firebricks ( JIS Group )
 
Key Specifications/Special Features:
 
B-1
B-2
C-1
C-2
1.Maximum Service Temperatures :°C 900 1000 1300 1400
2.Bulk Density, g/cc 0.65-0.70 0.75-0.80 0.75-0.80 0.85-0.90
3.Apparent Porosity, % 70-75 70-75 70-72 65-70
4.Cold Crushing Strength, kg/cm2 10-15 20-30 30-40 40-50
5.Modulus of Rupture, kg/cm2 10-12 10-12 15-20 20-25
6.Thermal Conductivity, K Cal/hr.m°C at 350°C 0.17 0.18 0.30 0.38
7.Chemical Analysis, % Approx; 54.2 51.3 50.3 34.6
Silica (SiO2)
Alumina (Al2O3) 36.5 39.1 42.8 60.2
Iron Oxide (Fe2O3) 3.3 3.0 2.7 1.4
8.Applications : Back-up lining for fire clay and high Alumina bricks in boiler, reheating furnaces, glass furnaces and kiln. Floor lining of kiln cars and back-up lining of cyclone preheater and coolers in the cement rotary kiln, hot gas generator and hot air duct is also suitable.
 
LRB20, LRB-23, LRB-26, LRB-28, LRB-30 : Insulating Firebricks ( ASTM Group )
 
Key Specifications/Special Features:
 
LRB-20 LRB-23 LRB-26 LRB-28 LRB-30
Classification :

Group LRB

Class 1

Group LRB

Class 1

Group LRB

Class 2

Group LRB

Class 2

Group LRB

Class 2

Physical Data : (Typical)
1.Maximum Service Temperatures :°C 1200 1300 1400 1500 1550
2.Bulk Density, g/cc 0.45-0.50 0.55-0.60 0.70-0.75 0.75-0.80 0.80-0.85
3.Thermal Conductivity, kcal/mh°C 0.15 0.17 0.20 0.20 0.25
4.Reheat Shingkage (%) at ()°Cx8 hrs.

0.10

(1200)

0.20

(1300)

0.40

(1400)

0.40

(1500)

0.40

(1550)

5.Cold Crushing Strength, kg/cm2 10-15 10-15 15-20 15-20 20-25
6.Modulus of Rupture, kg/cm2°C at 350°C 5-10 5-10 10-15 15-20 15-20
7.Chemical Analysis, % Approx; 52 50 45 38 30
Silica (SiO2)
Alumina (Al2O3) 40 42 48 52 58
Iron Oxide (Fe2O3) 2.0 1.8 1.5 1.2 1.2
8.Applications : Back-up lining for fire clay and high Alumina bricks in boiler, reheating furnaces, glass furnaces and kiln. Floor lining of kiln cars and back-up lining of cyclone preheater and coolers in the cement rotary kiln, hot gas generator and hot air duct is also suitable.

Primary Competitive Advantages:
  • Very light and porous, full casting process
Export Markets:
  • Philipines
  • Vietnam
Value of Minimum Order:
  • Negotiable
Payment Term:
  • Negotiable
Deliver lead-time:
  • Prompt or 30-45 days after order confirmation depending on shapes
FOB Port
  • Bangkok
FOB Price Range
  • Please contact for quotation

 

 

 
     
Email Address: info@patrarefractory.com
I Home page I Company Profile I Showroom I
Copyright © 2012 Patrarefractory Co., Ltd. All rights reserved.
Reproduction in whole or in part in any form or medium without express written permission of Patrarefractory Co., Ltd. is prohibited