Kingflex Kingflex

China Kingflex Rubber Foam Insulation Sheet Roll Manufacturers, Suppliers

Kingflex elastic rubber foam with high insulation value is resistant to water, steam and ultraviolet rays, severe weather conditions and oil. It is easy to install and use, has high flexibility, and will not form fungi and mold on it. The thermal permeability coefficient constitutes the most important insulating material. Because the closed cells of Kingflex contain stable air and the low thermal conductivity of elastic materials, the heat transfer is significantly reduced. Low insulation value (0,038) to achieve the desired surface temperature.

Product Description

The material and honeycomb structure of this flexible insulation are manufactured in accordance with the appropriate density (7500) and closed cell ratio to ensure long-term insulation efficiency and resistance to water vapor permeability.
💡 Products include Thermal Insulation, Sound Insulation, Adhesive insulation series, and so on. They are widely used in the industry of Construction, Vehicle, Chemical storage and Transportation.
Thermal Insulation Material
Dimension Specifications
Thickness Width 1m Width 1.2m Width 1.5m
Inches mm Size (L*W) ㎡/Roll Size (L*W) ㎡/Roll Size (L*W) ㎡/Roll
1/4" 6 30 × 1 30 30 × 1.2 36 30 × 1.5 45
3/8" 10 20 × 1 20 20 × 1.2 24 20 × 1.5 30
1/2" 13 15 × 1 15 15 × 1.2 18 15 × 1.5 22.5
3/4" 19 10 × 1 10 10 × 1.2 12 10 × 1.5 15
1" 25 8 × 1 8 8 × 1.2 9.6 8 × 1.5 12
1 1/4" 32 6 × 1 6 6 × 1.2 7.2 6 × 1.5 9
1 1/2" 40 5 × 1 5 5 × 1.2 6 5 × 1.5 7.5
2" 50 4 × 1 4 4 × 1.2 4.8 4 × 1.5 6
Technical Specifications
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
Insulation Performance Test Thermal Insulation Application Insulation Materials Processing
We have the most advanced technology, with an experienced and professional team. We aim to provide High Quality Products and the Best Service that beyond what you expect. This flexible insulation material is becoming more and more popular for its durability, safety and environmental protection. Our teams strive to provide High Quality Energy Saving Material to the whole world, to create a Green and Environmentally protected Beautiful Home for you.
The elastic rubber foam features high fire resistance. In the event of a fire, it does not allow the flame to spread in the vertical and horizontal directions. With this function, it meets all the values of fire safety regulations and is an insulating material that you can use in buildings and facilities with confidence. This elastic rubber foam insulation is rubber-based, has a smooth cell structure with closed cells, and is produced in the form of sheets and tubes.
Rubber Foam Sheets Insulation Tubes
Frequently Asked Questions (FAQ)
What are the primary applications of this elastic rubber foam?
This material is widely utilized across various sectors including building construction, automotive engineering, chemical storage facilities, and transport piping systems for effective thermal and acoustic insulation.
How does the insulation material perform in fire conditions?
The material is engineered with strong fire resistance properties (Class 0 & Class 1 rating). In the event of a fire, it prevents the horizontal and vertical propagation of flames, meeting strict international safety compliance codes.
What temperature range can this insulation support?
It functions efficiently within a temperature operating range from -50°C up to 110°C, making it suitable for both cooling systems and heating piping insulation.
How does the closed-cell structure improve moisture resistance?
The closed-cell honeycomb structure ensures exceptionally high resistance to water vapor permeability (μ ≥ 10000), which protects piping from condensation and prevents long-term moisture accumulation.
Is the insulation material resistant to environmental factors?
Yes, technical tests show that the material offers excellent resistance to fungal growth, ozone degradation, and continuous ultraviolet (UV) weathering, ensuring long-term durability.
What product forms and size configurations are available?
The rubber foam insulation is manufactured in both sheets and tubes, with standard thickness ranging from 1/4" to 2" and widths available in 1m, 1.2m, and 1.5m rolls.

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