H.B. Fuller 4193HD

H.B. Fuller 4193HD pressure-sensitive mastic patch is usually laminated to a plastic film or foil to facilitate installation. It can be die-cut into simple or complex shapes as required by the application. When the appropriate film or foil is used, this material can be applied before paint with no negative impact during bake cycles.

Product Type: Pressure Sensitive Adhesive, Tape

Application Area: Automotive Interior Trim

Application Method: E-Coat

Compatible Substrates & Surfaces: Metal

Features: Excellent Over-Bake Stability, Excellent Substrate Adhesion

Technical Data Sheet

Enhanced TDS

Identification & Functionality

Backing Material Type

Features & Benefits

Features and Benefits
  • Withstands automotive bake cycles
  • Adheres to most clean dry substrates for easy installation
  • Can be used BIW or in the Trim Shop

Applications & Uses

Application Area
Application Method
Compatible Substrates & Surfaces


Technical Data
ValueUnitsTest Method / Conditions
Specific Gravity1.8ASTM D71
Cone Penetration (150g added Load)75.0dmmASTM D217
Non-Volatile Content (3hrs, at 100°C)min. 95%ASTM D2834

Meets requirements of::
Ford WSB-M4G109-A2

Adhesion Properties
Property Typical Value Tet Msethod
Adhesion Initial   MS-CD-614
(Galvanized) Cohesive Failure  
(Galvanneal) Cohesive Failure  
(E-Coat) Cohesive Failure  
Adhesion aged 20 min @ 163°C (325°F)   MS-CD-614
(Galvanized) Cohesive Failure  
(Galvanneal) Cohesive Failure  
Adhesion Aged: Condensing Humidity Salt Spray Heat
Heat Aging 250hrs @ 79°C Environmental Cycle


Packaging & Availability

Regional Availability
  • North America
Available Packaging
  • Available as patches or die cut sheets

Storage & Handling

Storage Conditions

Store material in original unopened packaging at temperatures between 10°C to 50°C (50°F to 120°F). Shelf life is 24 months when stored as recommended.