Bricks for household furnace laying

Bricks for household furnace laying

Technical characteristics

 Rate for grade
  KP
Spec. 14-194-235-99 rev.1-3

Mass fraction, %:

Al2O3, minimum

 


28

Compressive strength, N/mm2, minimum 10
Open porosity, %, maximum 30
Refractoriness, °C, minimum 1580

Form and dimensions (GOST 8691-73 with amendments 1-4)

Number of brickDimensions, mm
  a b c
5 230 114 65
8 250 124 65
Number of brickLimit deviations, mm, maximum
a ±5
b ±4
c ±3