Heat Shrinkable Rolls

          Product Details

          Product details

          Heat Shrinkable Tape:

          This product is manufactured by compositing high-performance hot melt adhesive into a substrate in PE sheet extrusion process, and then by secondary processing after radiation cross-linking. The general thickness is 1.2 to 2.5mm, the tensile strength is generally about 15Mpa, the peel strength is higher than 70N/CM, and the sealing effect is good.


          Performance Features:
          Quick shrink, good water resistance, corrosion resistance, long service life, easy to transport and convenient for construction.
           

          Scope of Application:

          For PE pipes, it is recommended to connect with tapes of the diameter between Φ200 to Φ1500mm.


          Purpose: 

          Mainly used for heat supply pipe networks, oil pipelines, natural gas pipelines, anti-corrosion and thermal-insulation steel pipes, chemical pipelines, sewage pipelines and other fields.



          Instructions for Use:

          ① Preparations for connection of heat shrinkable tape: gas tank, spray gun, horizontal bar, cleaning cloth and gloves.
          ② Arrange the pipes in a level position, wipe the connection positions with a clean rag.
          ③ Slightly preheat the pipe connection parts to 60°to 80°.
          ④ Wrap the heat shrinkable tape and fix it with a stainless steel fastening strip or fixing plate.
          ⑤ Firstly heat the sealing part with a gas spray gun, after slightly melting, heat a round of the central part of the heat shrinkable tape, and then slowly move downward. (It is better to wrap the fastening strip with a damp cloth, in case that the heat shrinkable tape is pulled open at the fastening strip section, because the thermal conduction of the stainless steel is very quick.)
          ⑥ Inspect the connection status, until there is a small amount of glue overflow on the edges, and reheat the bad parts for a reliable connection.

          Product Specification

          Product details

          Parameters

          Standards

          Unit 

          Data

          Adhesive

          Softening point

          ASTM E 28

          95

          Shear strength

          DIN 30 672

          牛/厘米

          ≥100

          Substrate

          Specific gravity

          ASTM D792

          r/cm3

          0.93-0.95

          Tensile strength

          ASTM D638

          Mpa

          ≥17

          Expansion rate 

          ASTM D792

          %

          ≥300

          Hardness

          ASTM D2240

          ball

          48

          Heat Shrinkable

          Peel strength

          ASTM D1000

          牛/厘米

          ≥70

          Water absorption

          ASTM D570

          %

          0.05


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