PATRA REFRACTORY CO.,LTD


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High Alumina Bricks

SK-36, SK-38, A-60, A-80, A-90, B-80 : For Ceramic Industry

                   KB-50, KB-60, KB-70 : For Cement Rotary Kiln

Key Specifications/Special Features:
For Ceramic Industry
For Cement Rotary Kiln
SK-36 SK-38 A-60 A-80 A-90 B-80 KB-50* KB-60* KB-70*
1.Refractoriness, SK (Seger Cone) 36 37-38 36 37-38 40 37-38 34-35 35-36 36-37
2.Bulk Density, g/cc 2.33-2.40 2.52-2.60 2.38-2.45 2.58-2.65 2.95-3.05 2.58-2.65 2.32-2.40 2.37-2.45 2.51-2.59
3.Apparent Porosity, % 19-22 22-25 19-22 22-25 15-20 22-25 16-20 19-22 20-23
4.Cold Crushing Strength , kg/cm2 350-600 400-700 400-650 500-800 800-1000 500-800 380-520 410-550 460-600
5.Modulus of Rupture, kg/cm2 75-110 80-115 100-150 100-150 150-300 100-150 90-130 100-140 100-150
6.Reheat Test, permanent linear change, % +0.5 to +1.0 +0.5 to +1.0 0.0 to +2.0 +0.5 to +1.0 +0.5 to +1.5 +0.5 to +1.0 0.0 to +1.5 0.0 to +2.0 +1.0 to
+2.0
after heating at, °C 1600 1600 1600 1600 1725 1600 1600 1600 1600
7.Chemical Analysis, % Approx ; 34.8 14.8 34.0 13.8 7.9 13.8 37.3 28.5 25.1
Silica ( SiO2 )
Alumina ( Al2O3 ) 59.3 79.2 60.7 80.6 91.5 80.6 50.6 60.4 70.1
Iron Oxide ( Fe2O3 ) 1.8 1.5 1.5 1.5 0.2 1.5 1.8 1.9 1.4
Lime ( CaO ) - - - - - - 0.4 0.4 0.4
8.Applications : Transition Cooling zone of cement rotary kiln and very high temperature area in steel factory such as sidewall, roof of laddle and tundish application. Also recommeded for sidewall and bottom of Aluminum refining and melting furnace.
Remark : * = The above data are typical of the commercial 9" straight brick.

More Dimension
Primary Competitive Advantages:
  • High flexibility in irregular shape / dimension
Export Markets:
  • Philippines
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

Contact Details:
Patra Refractory Co Ltd.
Office & Factory Address
55 Moo 3 Kokeyae, Nongkhae Saraburi 18230 Thailand
Tel: +66 (36) 371006, 379358 , Mobile : +66 (81) 9942274
Fax: +66 (36) 379359


Email Address(es): pr@patraporcelain.com , chat@patraporcelain.com , prbkk@patraporcelain.com

Key Contact: Mr.Chatchawan Jiratikal - Managing Director


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