Self-load-bearing blocks D-450


Class or grade of polystyrene concrete by compression strength Strength indicators of items, МРа at least
For compression For stretching upon bending
B1/D450 1,45 0,60
B1,5/D450 2,16 0,65


Grade of polystyrene concrete by average density Grade by frost-resistance
D450 F35,F50


Grade of polystyrene concrete by average density Heat conductivity ratio in dry condition under temperature of (25±5)°С,

W/ (m*К), not exceeding

D450 0,115

Forms and Major Dimensions of Polystyrene Concrete interlocking blocks:

in millimeters

Name of product Major dimensions
Length, L Width, B Thickness, H
Heat-insulation polystyrene concrete blocks D450, B0,1-B1,5 F35,F50 600±7 600±7 150±5

Note –Upon concurrence of volumes with consumer, output of items of different geometrical dimensions is allowed.

Estimated ratios:

Grade by density Estimated ratios in operating conditions
Vapor permeability,


D450 0,080

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