BM Self R250 Polyester Surfaced Self Adhesive Membrane

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Product Description

Product Description

Specification

Properties	Typical Value	Test Standard
Coating asphalt	Rubber modified self-adhesive asphalt	-
Top Surfacing	250gsm polypropylene polyester	-
Softening point degree C	105+/-5	ASTMD-36
Penetration,@25 degree C(dmm)	50+/-5	ASTMD-5
Low temperature cold flexibility, degree C	-10	ASTMD-1970
Heatresistance@80 degree C	No flow	ASTMD-5147
Tensile strength(L/T),(N/mm)	860/620	ASTMD-882
Elongation at Break ( L/T), % (compound)	300/300	ASTMD-882
Tear strength(L/T)(N)	450/400	ASTMD-1004
Hydro static pressure @5bar(50m)	No leakage	BSEN-12390 (partB)
Lap Joint strength(N/mm)	2.02.5	ASTMD-1000
Puncture resistance,(N)	>1000	ASTME-154
Hydro static pressure @5 bar(50m)	No leakage	EN12390(part8)

Coverage

Coverage varies depending on the surface condition:

BM SELF R250 - Flat Areas: 1.1m2/m2 ( Approx.) per layer with min.50mm Overlaps and min.100mm end laps.

Average wastages: 2-3%.

BM PRIME SBD41 - Smooth Surface: 0.3-0.4 Ltr/m2 ( Approx.) will give a dry film thickness of 100 microns