Class 50—Asealant that when tested for adhesion andcohesion under cyclic movement (8.8) shall withstand anincrease and decrease of at least 50 % of the joint width asmeasured at the time of application, and, in addition, meet allthe requirements of this specif i cation.4.1.7 Class 35—A...
ASTM C920 — Standard Specification for Elastomeric Joint Sealants Description of Standard Abstract This specification covers the properties of a cured single- or multicomponent cold-applied elastomeric joint sealant for sealing, caulking, or glazing operations on buildings, plazas, and decks for vehicular...
4.1.7Class 35—A sealant that when tested for adhesion and cohesion under cyclic movement (8.8)shall withstand an increase and decrease of at least 35%of the joint width as measured at the time of application,and,in addition,meet all the requirements of this specification.1 This speci...