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(PEF)High-pressure polythene insulation tube

  • Introduction
  • Parameters

FUERDA high-pressure polythene tube is made of fine PEF resin and nitrile rubber as raw materials which become high-foaming elastomer by mixing and banburing with chemical foaming methods. It has the quality of high elasticity and flexibility, abrasion proof, anti-condensation and low thermal conductivity.
Compared with other heat preservation materials, PEF products have low water absorption and strong steam-permeable resistance. So it can replace air-insulating layer to prevent condensation. Furthermore, it improves the quality of project and greatly reduces its synthetic cost because of excellent ageing-proof, long lifetime and easy construction.


Product advantages:
 Model 'z' interface greatest reduces thermal loss.
 Independent closed air bubble structure prevents air from convection.
 Low thermal conductivity; the object will not change when temperature is -100-105.
 Antisepsis, antibiotic, mould proof, excellent acid proof.
 Soft and tough; water proof; light material.


Scope of application:
1. Heat insulation of various hot and cold pipelines, and hidden and exposed pipelines.
2. Heat preservation and anti-condensation of large-scale tank and equipment.

inner diameter(mm) length(mm) thickness(mm) densitykg/me
18-1060 1000 8-100 28

Technical Index
item performanc
thermal conductivity W/m.k 0.03
hole-closed ratio 90
working temperature -50 -110   (short time)
temperature stability 4
ozone resistance fine
water absorption after steeped for four weeks 2
moisture-resistant gene 4500
oxygen index GB8624B1 flame retardance type 32
oxygen index GB8624B2 self-extinguish type 26
oxygen index conventional type 16
grade of fume density(SRD) fine
color optional


tube board
density:20-30kg/m3 density:20-30kg/m3
rebound degree:90% thermal conductivity:0.035w/mh
working temperature:-50-110(short time) working temperature:-50-110(short time)
tensile strength:2.2kg/cm2 rebound degree:90%
compressive rigidity:0.5kg/cm2 tensile strength:2.2kg/cm2
water absorption:<1% compressive rigidity:0.5kg/cm2
spec:15-1020 water absorption:<1%
thickness:20-100 spec:1000x2000mm
oxygen index:27 thickness:10-100mm
Application:It is used for heat preservation of cold water pipeline, cool air pipeline and cool oil pipeline, no matter circular, irregular or any type. oxygen index:27
Application: It is used for heat preservation of ventilation pipe, anti-condensation building roofs and winter constructions.

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