Non-load-bearing blocks D-400

 

Class or grade of polystyrene concrete by compression strength Strength indicators of items, МРа at least
For compression For stretching upon bending
В0.75/D400 1,09 0,50

 

 

Grade of polystyrene concrete by average density Grade by frost-resistance
D400 F35

 

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

W/ (m*К), not exceeding

D400 0,105

Forms and Major Dimensions of Polystyrene Concrete Blocks tong-and grooved:

in millimeters

Name of product Major dimensions
Length, L Width, B Thickness, H
Polystyrene concrete heat insulation blocksD400, B0,75, F35 500±7 300±7 200±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,

(m2·h·Pa)/mg

D400 0,085

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