Datasheet

Halogen Free Flame-Retardant
Heat Shrinkable Tube
RND is a trademark of Distrelec
Content and Application
This specification defines technical requirement, testing method, testing
rules and packing of halogen free flame-retardant heat shrinkable tube
This specification applies to wire connection, disposal of wire
termination, sign of the wire bind, insulate protection of resistance and
capacitance, surface protection of sport equipment and the steel frame,
rust-proof and corrosion-proof of relative products, wire protection and
other application of halogen free flame-retardant heat shrinkable tube
Standard
Standard for Extruded Electrical Tubing UL 224
Terms
Heat shrinkable material
The heat-shrinkable materials are obtained by cross-linking of polyethylene with chemical or radiation method. The shape of a
product is formed at high temperatures and then solidified by cooling it to a room temperature. Owing its “shape memory”, it will
attempt to return to its original shape, thus significantly decreasing its cross dimensions and tightly closing the object placed previous
into it. This ensures electrical insulation, anticorrosion protection, improve aesthetics
Heat shrinkable tubes
The polymer or polymer alloy through extrusion molding are defined size tubular intermediate product, irradiation (or chemical)
heating expansion after cross linking, cooling and shaping with certain size tubular products have become heat shrinkable sleeve
Technical Requirement
Conditions
The use of the environment temperatures: -55 ... 125
Can be used in acid, alkali conditions
Use with strict requirement about environment
Appearance requirement
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Printing clear
Heat shrinking property
Minimum shrink temperature: 70
Minimum full recovery temperature for thin wall: 110
Minimum full recovery temperature for normal wall: 125
Longitudinal shrinking ratio less than ±5%
Material performance
Material physical and chemical performance confirm to table 1
Products’ dimension
Normal wall Halogen Free Flame-Retardant Heat shrinkable Tube dimension confirm to table 3
Colour
Black

Summary of content (4 pages)