3M 7100200229 Polyurethane Sealant 540 Black 50 Gal Drum

Product Description

The 3M 7100200229 is a one-component, moisture-curing polyurethane sealant supplied in a 50-gallon open head lined drum. The product cures to form a permanently elastic bond suited for applications where vibration, thermal movement, or flex are factors. It adheres to a broad range of substrates including plastics, FRP, SMC, aluminum, steel, coated metal, and wood. The bulk drum format is intended for high-volume production environments where the sealant is dispensed through automated or pump-fed equipment. Trade installers and assembly technicians working in fabrication, vehicle body, or panel assembly operations are the typical end users.

This sealant is used in industrial and commercial applications requiring flexible, durable adhesion across dissimilar materials. Common scenarios include bonding and sealing composite panels, metal assemblies, and structural components where long-term elasticity and weather resistance are required. The 50-gallon drum volume is suited to production lines or large-scale service operations rather than single-unit field repair.

Key Features

• One-component formula requires no mixing before application
• Moisture-curing system activates on exposure to ambient humidity
• Permanently elastic bond accommodates substrate movement and vibration
• Adheres to plastics, FRP, SMC, aluminum, steel, coated metal, and wood
• Black color suitable for exterior and dark-substrate assemblies
• 50-gallon open head lined drum format for high-volume dispensing

Compatibility

Designed for use on a wide variety of substrates including plastics, FRP, SMC, aluminum, steel, coated metal, and wood. Review substrate-specific surface preparation requirements before application.

Installation Notes

Dispensing from a 50-gallon drum requires compatible pump and dispensing equipment rated for polyurethane sealants. Ensure the drum is stored and used in conditions consistent with the sealant manufacturer guidelines to prevent premature moisture cure. Wear appropriate PPE including gloves and eye protection when handling bulk sealant. Follow applicable facility safety and ventilation requirements when working with isocyanate-containing materials.

Technical Specifications

• Sealant Type: One-Component Moisture-Curing Polyurethane
• Color: Black
• Container Size: 50 Gallon Open Head Lined Drum
• Weight: 526.8 pounds
• Length: 34.9 inches
• Width: 22.5 inches
• Height: 22.5 inches
• UPC: 50021200451909

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7100200229