China Kingflex Rubber & Plastic is a flexible closed-foam thermal insulation Factory, Quotes

Kingflex Rubber & Plastic is a flexible closed-foam thermal insulation material foamed from rubber as the main raw material. It has no fiber dust, no formaldehyde, and no chlorofluorocarbons. It is suitable for mediums that destroy the ozone layer. Thermal insulation of various pipes and equipment between from -50 to 110 ℃. 

Product Description

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  • Product structure: closed cell structure
  • Excellent ability to prevent the spread of flames
  • Good ability to control heat release
  • Flame retardant class0/class1
  • Easily install
  • Low thermal conductivity
  • High water permeability resistance
  • Elastomeric and flexible material , Soft and anti-bending
  • Cold-resistant and heat-resisting
  • Shake reduction and sound absorption
  • Good fire-blocking and water proof
  • Vibration and resonate resistance
  • Beautiful appearance, easy and fast to install
  • Safety (neither stimulates the skin nor harm health)
  • Prevent mould from growing
  • Acid-resisting and alkali-resisting
  • Long service life: above 20 years
Product Dimensions
Product Specifications

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).

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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 % 20% 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 is the structure of this insulation material?
This material features a completely closed cell structure, which provides high water permeability resistance and low thermal conductivity for effective thermal insulation.
What is the fire safety rating of this product?
The insulation has a Flame Retardant Class 0 and Class 1 rating. It demonstrates an excellent ability to prevent the spread of flames and control overall heat release.
What are the available thicknesses and lengths?
It is available in wall thicknesses of 1/4”, 3/8″, 1/2″, 3/4″, 1″, 1-1/4”, 1-1/2″, and 2” (ranging from 6mm to 50mm). The standard lengths are 6ft (1.83m) or 6.2ft (2m).
What temperature range can this material withstand?
It operates stably within a temperature range of -50°C to 110°C, making it highly cold-resistant and heat-resisting for various industrial and HVAC applications.
How durable is this insulation over time?
With good resistance to U.V., weather, ozone, and fungi, this elastomeric and flexible material offers a long service life of above 20 years.

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