Kingflex insulation tube excellent performance meets different applications. With nitrile rubber as the main raw material, it is foamed into a flexible rubber-plastic heat-insulating material with completely closed bubbles. The excellent product performance makes the product widely used in various public places, industrial plants, clean rooms and medical education institutions.
Normal wall thicknesses of 1/4”, 3/8″, 1/2″, 3/4″,1″, 1-1/4”, 1-1/2″ and 2” (6, 9, 13, 19, 25 , 32, 40 and 50mm).
Standard Length with 6ft (1.83m) or 6.2ft(2m).
Reduce transmission of exterior sound to the interior of the building
Absorb reverberating sounds within the building
Provide thermal efficiency
Keep the building warmer in winter and cooler in summer
excellent thermal insulation- very low thermal conductivity
excellent acoustic insulation- can reduce noise and sound transmitting
moisture resistant, fire resistant
good strength to resist deformation
With nitrile rubber as the main raw material, it is foamed into a flexible rubber-plastic heat-insulating material with completely closed bubbles, which makes the product widely used in various public places, industrial plants, clean rooms and medical education institutions.
Technical Data
Property
Unit
Value
Test Method
Temperature range
°C
(-50 - 110)
GB/T 17794-1999
Density range
Kg/m3
45-65Kg/m3
ASTM D1667
Water vapor permeability
Kg/(m.s.pa)
≤0.91×10 ﹣¹³
DIN 52 615 / BS 4370 Part 2 1973
μ
-
≥10000
Thermal Conductivity
W/(m.k)
≤0.030 (-20°C)
ASTM C 518
≤0.032 (0°C)
≤0.036 (40°C)
Fire Rating
-
Class 0 & Class 1
BS 476 Part 6 part 7
Flame Spread and Smoke Developed Index
25/50
ASTM E 84
Oxygen Index
≥36
GB/T 2406,ISO4589
Water Absorption,%by Volume
%
2%
ASTM C 209
Dimension Stability
≤5
ASTM C534
Fungi resistance
-
Good
ASTM 21
Ozone resistance
Good
GB/T 7762-1987
Resistance to U.V. and weather
Good
ASTM G23
Frequently Asked Questions
What are the primary benefits of using this nitrile rubber insulation?
This material significantly improves building energy efficiency, keeps structures warmer in winter and cooler in summer, reduces exterior noise transmission, and resists moisture and fire.
What temperature range can this insulation material handle?
It is designed to perform efficiently within a wide temperature range of -50°C to 110°C, tested in compliance with GB/T 17794-1999.
How does the material perform in fire safety tests?
It meets Class 0 & Class 1 fire ratings according to BS 476 Part 6 & 7, with a flame spread and smoke developed index of 25/50 under ASTM E 84.
Is this material resistant to mold and environmental exposure?
Yes, it demonstrates good resistance to fungi (tested via ASTM 21), ozone (GB/T 7762-1987), and U.V./weathering (ASTM G23).
What makes it suitable for clean rooms and medical institutions?
Its completely closed bubble structure provides excellent moisture resistance and prevents dust and particle shedding, making it ideal for environments requiring high cleanliness.
Kingflex
