technical information sheet

TOPAZ 25 (Sanded)

Technical reference: Avis technique TOPFIX and TOPFLAM

Ref.: 14520x2
  INTRODUCTION

TOPAZ 25 Sanded is a glass reinforced polymer (SBS) modified bituminous membrane finished on its upper surface with coloured mineral granules and on its lower surface with fine sand.

The selvedge is 6 cm.

  
  USAGE

TOPAZ 25 Sanded is used as the capping sheet in a multi-layer waterproofing system. It is installed by torching.

PRESENTATION

Rolls of 10 m2 (10 m x 1 m), with a nominal weight of 37 kg.

STORAGE

Rolls to be stored upright and away from heat.

  
 
COMPOSITION
Glass reinforcement......................................................... 50 gm/m2
Elastomeric (SBS) binder (impregnation and coating).......... 2,500 gm/m2
Surface: mineral granules (coloured or natural).................... 850 gm/m2
Sand under surface........................................................... 300 gm/m2


CHARACTERISTICS

binder
Melting point (ring & ball) NFT 66.008 ................................ 125° C
Penetration @ 25° C NFT 66.004....................................... 40/10 mm
Cold bend 20 mmf mandrel, no cracking @........................ - 25° C
Elongation at break........................................................... 1500%

CHARACTERISTICS
finished product
Tensile strength (NFG 07.0010) : length/width..................... 250/150 N/5 cm
Elongation at break (NFG 07.001) : length/width.................. 22 %
Cold bend 20 mm f mandrel, no cracking @....................... -20° C
Free shrinkage................................................................. < 0.01 %
Slump resistance, vertical................................................. 100° C
 
  The manufacturer reserves the right to modify, at any time, the characteristics of its products. The characteristics mentioned above are indicative only with tolerances in accordance with current standard practice.  
 

West Road, Ransomes Europark, Ipswich, Suffolk, IP3 9SX

Tel: 01473 724056 - Fax 01473 723263

email sales@axterltd.co.uk

  25 January 1999