Revisiting mod bit testing

Abstract
NRCA has conducted limited testing of polymer-modified bitumen sheet products. This testing is a follow-up to similar testing conducted in 2011 where 10 of the 16 products evaluated did not achieve physical property levels prescribed in ASTM International product standards.

Date
2/2016

Author(s)
Mark Graham

Page(s)
12

Source
Professional Roofing / National Roofing Contractors Assn

Keyword(s)
polymer; modified; bitumen; sheets; testing; ASTM; standard

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