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Product: 4379M-74-54
Product Description:
The product is constructed with a high tack, heat resistant, aggressive rubber adhesive 1.8 mils coated on the liner side along with a high heat resistant acrylic adhesive 1.3 mils coated to the exposed side of a 0.5 mil polyester film. The Exposed side adhesive also contains a biostatic additive, which aids in meeting the requirements for product that are resistant to microbial growth.

Product Use:
The exposed side of the tape forms excellent bonds to a variety of ether, ester and low perm urethane foams. The liner side adhesive is designed to adhere to low-energy surfaces including talc­-filled polypropylene and mica-filled nylon. Exposed adhesive may need some low to moderate heat to bond to some foam substrates.

Adhesive Family
4300 High Perfomance Foam Bonding Tape System
Release Liner
74# Polycoated Kraft
Carrier/Backing
1/2 mil Clear Polyester Film
Tape Construction
Double Coated PET Film Tape
Adhesive Liner Side
Rubber
Adhesive Thickness - Liner Side (Mils)
1.8
Adhesive Exposed Side
Acrylic
Adhesive Thickness - Exposed Side (Mils)
1.3
Peel Exposed Side
50 Oz/Inch

Note: Typical Values per PSTC #101 Method C, Backed with 1 Mil Polyester. 24 Hour Dwell
Peel Liner Side
130 Oz/Inch

Note: Typical Values per PSTC #101 Method C, Backed with 1 Mil Polyester. 24 Hour Dwell
Shear Exposed Side
7 days

Note: Typical Values per PSTC #107; Procedure A, Modified, 1000 gm/sq. in. @ 72 Deg.F. 15 minute maximum dwell.
Shear Liner Side
7 days

Note: Typical Values per PSTC #107; Procedure A, Modified, 1000 gm/sq. in. @ 72 Deg.F. 15 minute maximum dwell.
Service Temperature
30 °F to 180 °F

Note: Data is based on limited testing and under no load.
Roll Weight
0.459 lbs/sq yards

Note: Theoretical number only. The actual roll weight may vary.
Tape Thickness (without release liner)
3.6 mils

Note: Theoretical number only. Does not include Release Liner. The actual Tape thickness may vary.
Related Products
SDS Note: If the specific product is not listed in the appendix of the provided "Article Exemption Letter", please contact your sales/account representative for a SDS.





Materials Exposed Side
 Materials Liner Side
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Disclaimer: The above information has been provided as a general guidance to assist in preliminary identification of potential products and adhesive systems. Data presented are typical properties taken from a limited number of laboratory tests and should not be used for specification purposes. All products are sold with the understanding that purchasers will be solely responsible for determining the suitability of the materials for any purpose. Berry Global makes no warranties, either express or implied including any implied warranties of merchantability or fitness for use regarding the product information herein.

Berry Global continues to seek ways to assist you in your adhesive selections for a wide variety of materials available on the market. If we can assist you with any further testing or screening to help you select the best Adchem adhesive system or Product for your application please do not hesitate to contact our Technical Service Department or your Sales Representative.