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Chemtrade

Chemtrade
location Satellite, Ahmedabad, Gujarat

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Our Products

  1. Ores And Minerals 2 Products available
  2. Bricks 2 Products available
  3. Industrial Valves 2 Products available
  4. Mortar 1 Products available
  5. Industrial Chemicals 1 Products available
  6. Blankets 1 Products available
  7. Valves & Valve Fittings 1 Products available

Industrial Chemicals

We offer the best product range of Calcium Silicate Blocks.

Calcium Silicate Blocks

Calcium Silicate Blocks
We offer qualityCalcium Silicate Blocksthat are well-reckoned for high thermal efficiency of flexible insulation. Our Calcium Silicate Insulation Blocks are manufactured from the optimum quality raw materials as per the set Industrial Standards and Relevant Naval specifications. We also supply Calcium Silicate Insulation Blocks in various sizes as per requirement of the customers. Features
  • Rigid & Light Weight (Density 250 kg/M3)
  • Fire resistant
  • Good Mechanical Strength (Above 10kg/cm2)
  • Low specific Heat
  • Re-usable & Long life
Complies With
  • IS 8154
  • IS 8428
  • ASTM C 533-90
Applications
  • Cement : Pre-heaters / Pre-calciners, Coolers, TAD etc.
  • Aluminum :Reduction pots, other Thermal Process Equipment
  • Glass : Furnace, Recuperator, Annealing
  • Steel : Various types of furnaces as refractory back up
  • Power Plants : Boilers, Steam lines, Recuperators
  • Fertilizers : Reformers, Steam lines, Furnaces, Petrochemicals Incinerators, high temperature Equipment & Refineries. Hot Gas & Chemical lines
  • Ceramic : Tunnel kilns
  • Ship Building : Boilers, Turbines, Steam Lines, Fuel Gas ducts
  • Chemicals : -Boilers, High Temp. Reactors, Fuel Gas ducts, Steam/ Thermic fluid lines, Dryers, Furnaces
  • Others : Significant fuel saving can be obtained in Sugar Mills, Foundries, Rolling Mills and other industries which use thermal equipment at high temperature.

Specifications

Properties IS 9428ASTMC533:90JR Grade
Type I Type II 8001000
Temperature max. 950 649 871 800 1000
Bulk Density (Kg/m3)Test Values Avg. Vzalues 200 320 220-280 (max) 240 (max) 240 220 270 230 275
Compressive Strength Reduction in thickness, max.
Dry Under a load of 415 KN/m2 5% 5% 5% 3% 3%
Wet, Under a load of 170 Kn/m2 5% - - 3.5% 3.5%
Dry , under a load of 345 Kn/m2 After 24 hrs heat soak 5% - - 3.5% 3.5%
Flexural Strength (Kn/m2) min. 240 310 310 400 400
Heat Resistance after heat soak at max. Temp. For 24 hrs, Liner Shrinkage (length)
Max 2% 2% 2.50% 2% 2%
Typical - - - 1.6% 1.8%
Loss in Mass. Max. 15% - - 15% 15%
Thermal Conductivity (W/mk) Max. At mean temp.
200 C 0.080 0.079 0.095 0.070 0.080
300 C 0.097 0.095 0.110 0.080 0.090
400 C 0.121 - 0.136 - 0.105
500 C 0.147 - - - 0.120
Cold Crushing Strength (CCS) (kg/cm2), min
Light Grade (k/value 0.12ZW/mk)Medium Grade (k/value 0.15w/mk) - - - 10 25
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