Hollyseal Double Sided PVC Foam Glazing Tape for Curtain Wall Hollyseal PVC Foam Glazing is a 300-500 kg/m3 density PVC foam which is coated both sides with high tack acrylic adhesive with blue filmic liner for easy release. It has an closed cell structure to allow curing of structural silicones on all sides of the joint.It is usually used to create a seal between a double glazed unit and the frame on both windows and doors. Product Features: 1.High shore hardness giving guaranteed joint thickness 2.Close-cell foam-seal out moisture and dust 3.Excellent resistance to weathering,oxidation and ultraviolet light 4.Compatible with most silicone sealants 5.Good peel strength and initial adhesion 6.PVC foam glazing tape is smooth on both sides without graininess 7.PVC foam glazing tape with a smooth surface finish 8.Compatible with all commercial silicone sealants used for structural glazing Technical informationï¼? Density:300-500 kg/m3 Shore 00 Hardness 55-90 Tensile Strength: 800KPa Elongation: 70% 180 Peel Strength:0.82N/mm 30% Compression set:7% Flammability:UL-94 HF-1/HBF/FMVSS 302(V0 can be customized) Typical application: 1.Spacer for two- and four- sided structural glazing systems 2.Residential and Commercial window glazing 3.Metal, wood, vinyl sliding window system 4.Commercial refrigeration glazing 5.Vibration Dampening 6.HVAC system