Polyester Film Tape
850
Technical Data
August, 2013
Product Description
3M™ Polyester Film Tape 850 can generally be used for splicing and applications
where chemical resistance and/or clean removal is necessary. The silver backing is a
transparent polyester with a thin layer of aluminum.
Product Construction
Backing
Polyester
Adhesive
Acrylic
Color
Transparent, Red,
Black, White, Silver
Standard Roll
Length
72 yds. (65.8 m)
Typical Physical
Properties
Note: The following technical information and data should be considered representative or
typical only and should not be used for specification purposes.
ASTM Test Method
Adhesion to Steel:
Silver:
Tensile Strength at Break:
Elongation at Break:
Backing Thickness:
Total Thickness:
Water Vapor Transmission Rate:
Silver:
Temperature Use Range:
30 oz./in. width (33 N/100 mm)
42 oz./in. width (46 N/100 mm)
28 lbs./in. width (491 N/100 mm)
120%
0.9 mils (0.02 mm)
1.9 mils (0.05 mm)
1.6 gms, H2O/100 sq. in./24 hrs.
(24.8 g/m2/24 hrs.)
0.9 gms, H2O/100 sq. in./24 hrs.
(7.75 g/m2/24 hrs.)
-60 - 300°F (-50 - 150°C)
D-3330
D-3330
D-3759
D-3759
D-3652
D-3652
D-3833
D-3833
Features
•
•
•
•
•
Prolonged exposure to sunlight or hot caustics will cause backing to become brittle
and lose tensile strength.
Thin, high strength polyester film helps reduce failures due to breakage while
meeting low caliper requirements.
Chemical and solvent resistance to help reduce rejects produced from chemical
and solvent attack.
Abrasion resistant to help protect surfaces from abrasion and rough handling.
Variety of colors offered when easy detection is required.
3M
TM
Polyester Tape
850
Application Ideas
Transparent, Red, Black, White:
•
Splicing and web defect marking.
•
Sealing, labeling, and protecting.
•
Positive film striping (transparent).
•
Decorative edging.
•
Tape hinge.
Silver:
•
Post splicing movie film.
•
Deflect flagging where reflective sensing is required.
•
Decorative striping and die cutting.
•
Decorative edging.
Storage
Store under normal conditions of 60° to 80°F (16° to 27°C) and 40 to 60% relative
humidity in the original packaging material.
To obtain best performance, use this product within 18 months from date of
manufacture.
The technical information, recommendations and other statements contained in this document are based upon tests
or experience that 3M believes are reliable, but the accuracy or completeness of such information is not guaranteed.
Shelf Life
Technical Information
Product Use
Many factors beyond 3M’s control and uniquely within user’s knowledge and control can affect the use and
performance of a 3M product in a particular application. Given the variety of factors that can affect the use and
performance of a 3M product, user is solely responsible for evaluating the 3M product and determining whether it is fit
for a particular purpose and suitable for user’s method or application.
Warranty,
Limited Remedy,
and Disclaimer
Unless an additional warranty is specifically stated on the applicable 3M product packaging or product literature, 3M
warrants that each 3M product meets the applicable 3M product specification at the time 3M ships the product. 3M
MAKES NO OTHER WARRANTIES OR CONDITIONS, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED
TO, ANY IMPLIED WARRANTY OR CONDITION OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR
PURPOS OR ANY IMPLIED WARRANTY OR CONDITION ARISING OUT OF A COURSE OF DEALING, CUSTOM
OR USAGE OF TRADE. If the 3M product does not conform to this warranty, then the sole and exclusive remedy is,
at 3M’s option, replacement of the 3M product or refund of the purchase price.
Except where prohibited by law, 3M 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.
This Industrial Adhesives and Tapes Division product was manufactured under a quality system registered to ISO 9001:2000 standards.
Limitation of Liability
Industrial Business
Industrial Adhesives and Tapes Division
3M Center, Building 220-3S-06
St. Paul, MN 55144-1000
800-362-3550
·
577-369-2923 (Fax)
www.3M.com/industrial
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3M is a trademark of 3M Company.
Printed in U.S.A.
©3M 2012
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