H.B. Fuller GD115 is a black-colored hot-melt adhesive and sealant specifically designed for glazing and window elements in the building and construction industry. It belongs to the polyisobutylene polymers (PIB) chemical family. This ready-to-use product offers good adhesion to glass surfaces and provides low moisture vapor transmission, ensuring reliable sealing and moisture protection.

Chemical Family: Polyisobutylene Polymers (PIB), Polyolefins

Compatible Substrates & Surfaces: Alloy Steel, Aluminum Alloys, Galvanized Steel, Glass, Plastics

Features: Excellent Aging Resistance, Good Adhesion, Good UV Resistance, Low Gas Permeability, Low Moisture Vapor Transmission

    Enhanced TDS

    Identification & Functionality

    Features & Benefits

    Labeling Claims
    Ready-to-Use Product Features
    Product Benefits
    • Good aging resistance
    • Very low water vapour transmission rate and gas permeability
    • High UV resistance

    Applications & Uses

    Markets
    Applications
    Application Area
    Compatible Substrates & Surfaces
    Application Information

    Primary sealant for insulating glass

    Application Information

    Suitable Substrates

    • Various galvanized steels
    • Various stainless steel alloys
    • Various aluminum alloys
    • Various plastic substrates
    • Glass

    Consistency

    • Solid compound, can only be applied at elevated temperatures

    Surface Requirements

    • Dry
    • Clean
    • Free of grease
    • Free of dust

    Application Equipment

    • Heated butyl extruder
    • Drum melting system
    Preperation and Processing

    Due to the huge variety of available substrates preliminary testing regarding adhesion and compatibility is strongly recommended

    Properties

    Color (Properties)
    Typical Properties
    ValueUnitsTest Method / Conditions
    Density (at 70°F)8.8lb/galDIN EN ISO 2811-1
    Gas Permeation Rate (Argon)0.015g/(m² d)EN 1279-4 annex D
    Gas Permeation Rate (Argon)max. 0.001g/(m²-h)EN 1279-4 annex D
    Needle Penetration (at 70°F, 10 s, 0.11 lbs)56 1/10mmDIN EN 1426
    Processing Temperature230 - 270°F-
    Service Temperature- 40 to 180°FTI 141
    Storage Temperature50 - 90°F-
    Volatile Content0.03%EN 1279-4 annex H
    Water Vapor Transmission Ratemax. 0.01g/(m² d)EN 1279-4 annex D

    Packaging & Availability

    Regional Availability
    • Europe
    • India/MiddleEast/Africa (IMEA)
    • Latin America
    • North America
    Packaging Information
    • Content - 2 lbs - slug
    • Content - 5 lbs - slug
    • Content - 15 lbs - slug
    • Content - 420 lbs - drum

    Storage & Handling

    Shelf Life
    24 months
    Storage Information

    GD 115 should be used within the shelf life specified on the packaging. The storage stability applies to material stored under appropriate conditions only (original unopened containers, recommended storage temperature)