3998 Waterproof Cloth Tape
Product Data Sheet Updated : March 1996
Supersedes : October 1993
Product Description A flexible polythene coated
woven cloth tape, coated
with an aggressive rubber
adhesive. The cloth
backing is strong but
exhibits easy tear
properties. An extremely
versatile tape for a multitude
of uses.
Physical Properties
Not for specification purposes Adhesive Type Rubber resin.
Backing Polyethylene treated cloth.
Thickness (ASTM D-3652) 320 µm
Tape Colour White, Green, Red, Silver,
Black, Light Blue, Olive drab
Shelf Life 12 months from date of despatch by 3M when stored in the
original carton at 21°C (70°F) & 50 % Relative Humidity
Performance
Characteristics
Not for specification purposes
Adhesion to Stainless
Steel ASTM D-3330
5.0 N/10mm
Tensile Strength
ASTM D-3759 70.0 N/10mm
Elongation at Break
ASTM D-3759 25.0 %
Temperature Range
Maximum 50 °C
Moisture Vapour
Transmission 20 g/m²/24hr
2
Date : March 1996
3998 Waterproof Cloth Tape
Application Techniques Best results are attained
when applied to a clean, dry
and non dusty surface
above 0°C.
To improve adhesion ensure
firm and even application
pressure is applied.
Applications Ammunition container
sealing.
Duct sealing.
Colour coding.
General splicing,
Packaging.
Patching and repairing.
FEATURES ADVANTAGES BENEFITS
Polyethylene treated cloth
backing.
Rubber resin adhesive.
High strength.
Excellent water/humidity
resistance.
Conformable.
Easy tear.
Good handling properties.
High tack adhesive.
Provides a strong versatile
easy-to-use tape for general
industrial use.
Adheres to a variety of
surfaces.
Specifications 3M waterproof cloth tape
conforms to Def. Stan.
Spec. 81-25/2.
3M is a trademark of the 3M Company.
Values presented have been determined by standard test methods and are average values not to be used for specification purposes.
Our recommendations on the use of our products are based on tests believed to be reliable but we would ask that you conduct your own tests to
determine their suitability for your applications.
This is because 3M cannot accept any responsibility or liability direct or consequential for loss or damage caused as a result of our
recommendations.
Specialty Tapes & Adhesives 3M United Kingdom PLC 1996
3M United Kingdom PLC
3M House,
28 Great Jackson Street,
Manchester,
M15 4PA
Customer Service :
Tel 0161 236 8500
Fax 0161 237 1105
3M Ireland
3M House, Adelphi Centre,
Upper Georges Street,
Dun Laoghaire,Co. Dublin,
Ireland
Customer Service :
Tel (01) 280 3555
Fax (01) 280 3509
