Insulation refractory brick

 

insulation refractory brick

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Specifications :

  1. High insulating properties
  2. Strong compressive strength
  3. Low heat storage and Energy saving
  4. ISO certificate

Applications:

  • Primary hot face linings
  • Back-up insulation for furnaces and kilns
  • Flue insulation
  • Sulphur recovery equipment
  • Hot blast stoves

High strength high alumina&argillic thermal insulation refractory brick

Technical performance index:

Project Index
DFGL-1.0 DFGL-0.8 DFGL-0.5 DFGL-0.4
Al2O3 56 54 52 50
Fe203 2.0 2.0 1.5 1.5
Volume density g/cm3 1.0 0.8 0.5 0.4
Compression strength under normal temperature MPa≥ 7 5 3 1.5
Reheating change rate ≤2%,testing temperature°C 1400 1400 1250 1250
Thermal conductivity,W/m.k average temperature (350±5°C)≤ 0.45 0.35 0.25 0.20

Remark: We could adjust technical performance index according to client’s working condition.

Technical performance index:

Project Index
DFNG-1.3 DFNG-1.0 DFNG-0.8 DFNG-0.5 DFNG-0.3
Al2O3 42 42 42 40 40
Volume density g/cm3 1.3 1.0 0.8 0.5 0.3
Compression strength under normal temperature MPa≥ 8 6 4 2 1
Reheating change rate ≤2%,testing temperature°C 1400 1350 1250 1150 1100
Thermal conductivity,W/m.k average temperature (350±5°C)≤ 0.6 0.5 0.35 0.25 0.18

Remark: We could adjust technical performance index according to client’s working condition.


High alumina insulation brick

High alumina insulation brick

This kind of brick is we developed the other type light weight refractory product according to the market need , it has advantages of high temperature resistance ,low thermal conductivity ,low iron content ,high compression strength and good thermal stability which could be used directly on the heat insulation separator and the heat insulation surface of back-end furnace wall . …

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Low thermal conductivity refractory brick

Low thermal conductivity refractory brick

The series of products are formed by special technology , it has characteristics of high strength and low thermal conductivity compare with same kind product which could be used on the heat insulation separator of CFB boiler where has higher requirement of strength . …

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Shipping
1.FEDEX/DHL/UPS/TNT for samples.
2.By Sea for batch goods.
3.Customers specifying freight forwarders or negotiable shipping methods!
4.Delivery Time:3 days for common shape samples;15 days for special shape samples.Within 30 days for batch goods.

Payment Terms
1.Payment: T/T, Western Union,LC; Usually 30% paid by T/T as deposit,the rest 70% balance paid by T/T before delivery .
2.MOQ: Usually 1Tons,Customers can order certain PCS for special brick.
3.Quality Warranty: 3years.

Package Information
1.On wooden pallets with plastic cover.
2.According to customer’s requirements.

Contact Us Now! Please send your inquiry in the form below . we will reply you as soon as possible.