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Application Profile

Market: Household Appliance

Application Description: Bonding the front window to the door of microwave ovens.

Die-cut Foam Gasket on Glass Window

Key Application Requirements

Long-term aging and resistance to humidity, temperature and typical household cleaners.

Benefits/Advantages To Customer

Strong adhesion: 3MLaminating Adhesive 300 is a 5 mil thick high-strength acrylic adhesive that is designed for long-term bonding to foam and textured surfaces.

Excellent temperature and humidity resistance: Performs in temperatures up to 250° F short term and resists the effects of high humidity.

Excellent chemical resistance: 3M Laminating Adhesive 9472 provides excellent resistance to typical household cleaners.

Converted parts: Custom shaped parts come to the microwave oven manufacturer, allowing easy attachment of the window to the door on-line.


3MHigh-Strength Acrylic

Adhesive 300


3MLaminating Adhesive 9472

3M Industrial Business


3MLaminating Adhesive 9472 is laminated to foam using a laminating roll and die-cut into a specified shape and size by a specialty converter. Finished parts are shipped to the microwave oven manufacturer. The 60# polycoated kraft liner is removed when the part is applied to the window by hand. The window is then pressed into place on the door of the microwave oven on the assembly line.

Related Products

3MLaminating Adhesive 9471 - 2.0 mil thick, for application to smoother surfaces.

Related Application Ideas

Attachment of nameplates, appliques, and decorative trim to foam and low surface energy plastics in the automotive, appliance, and electronic industries.

SIC Codes

3631 – Household Cooking Equipment

3639 – Household Appliances

Key Decision Makers

Design, Manufacturing, and Quality Control Engineers

For Additional Information

To request additional product information or to arrange for sales assistance, call


1-800-362-3550. Address correspondence to: 3M Industrial Business Customer


Response Center, Building 21-1W-10, 900 Bush Avenue, St. Paul, MN 55106. Our


fax number is 651-733-9175. In Canada, phone: 1-800-364-3577. In Puerto Rico,


phone: 1-787-750-3000. In Mexico, phone: 52-70-04-00.

Product Use

Warranty and

Limited Remedy

All statements, technical information and recommendations contained in this document are based upon tests or experience that 3M believes are reliable. However, many factors beyond 3M’s control can affect the use and performance of a 3M product in a particular application, including the conditions under which the product is used and the time and environmental conditions in which the product is expected to perform. Since these factors are uniquely within the user’s knowledge and control, it is essential that the user evaluate the 3M product to determine whether it is fit for a particular purpose and suitable for the user’s method of application.

Unless stated otherwise in 3M’s product literature, packaging inserts or product packaging for individual products, 3M warrants that each 3M product meets the applicable specifications at the time 3M ships the product. Individual products may have additional or different warranties as stated on product literature, package inserts or product packages. 3M MAKES NO OTHER WARRANTIES, EXPRESS OR

IMPLIED, INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR ANY IMPLIED WARRANTY ARISING OUT OF A COURSE OF DEALING, CUSTOM OR USAGE OF TRADE. User is responsible for determining whether the 3M product is fit for a particular purpose and suitable for user’s application. If the 3M product is defective within the warranty period, your exclusive remedy and 3M’s and seller’s sole obligation will be, at 3M’s option, to replace the product or refund the purchase price.

Limitation of Liability

Except where prohibited by law, 3M and seller will not be liable for any loss or damage arising from the 3M product, whether direct, indirect, special, incidental, or consequential, regardless of the legal theory asserted, including warranty, contract, negligence, or strict liability.

Industrial Business

Printed in the USA

Building 21-1W-10, 900 Bush Avenue


St. Paul, MN 55106

© 3M 2004