China Rubber Foam Sheet Material Heat Insulation Board Manufacturer, Supplier

Customized Fire Retardant NBR Rubber Foam Sheet Insulation Roll adopts high-performance NBR/PVC as the main raw material with various quality supplementary material by special frothing process to produce the soft energy conversation foam insulation. It has closed cell construction and has many great features such as soft resistance refractive index, cold resistance, fire-retardant, waterproof, low thermal conductivity , shock and sound absorption and so on. It can be widely used in large-scale central and home air conditioning,construction, chemicals, textile and electrical industries.

Product Description

Dimensions
Kingflex Dimension
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
Kingflex 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
Product Application 1
Product Application 2
  • Appearance of High-grade, clean, generous, especially for supermarkets, exhibition centers, stadiums, workshops and other non-ceiling construction sites.
  • Anti-UV, anti-oxidation, anti-aging, corrosion-resistant.
  • Excellent water resistance with their penetration ability to maintain product initial thermal conductivity coefficient.
  • Greatly improved the life of the products.
  • Sports and Medical Equipment
  • Machinery Parts
  • Air –Condition and Automobile
Product Performance
Frequently Asked Questions
What is the thermal conductivity of Kingflex insulation materials?
The thermal conductivity varies depending on the temperature, showing excellent performance at ≤0.030 W/(m.k) at -20°C, ≤0.032 W/(m.k) at 0°C, and ≤0.036 W/(m.k) at 40°C.
What are the main application areas for these products?
They are ideal for high-grade, clean visual areas like supermarkets, exhibition centers, stadiums, workshops, as well as machinery parts, sports and medical equipment, air-conditioning, and automotive applications.
How does the material perform in terms of fire safety?
Kingflex insulation achieves a fire rating of Class 0 & Class 1 according to BS 476 Part 6 & 7 testing standards, and a Flame Spread/Smoke Developed Index of 25/50 under ASTM E 84.
Is this product resistant to outdoor weather conditions?
Yes, it features excellent anti-UV, anti-oxidation, and anti-aging properties, offering high resistance to ozone, ultraviolet rays, and general weathering effects.
What is the operating temperature range for Kingflex insulation?
The tested temperature range for the material is from -50°C to 110°C, making it suitable for both cold and hot systems.

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