Kingflex Kingflex

China Kingflex 13mm Thickness Rubber Foam Sheet Supplier, Suppliers

Kingflex rubber foam are used for the heat-insulating and heat-preservation of shell of big tanks and piping in the construction, business and industry, heat insulation of air conditioners ,heat insulation of joint pipes of house air conditioners and automobile air conditioners. Kingflex rubber foam are widely used in the protection of sport equipment,in cushions and diving suits. Kingflex rubber foam are used in sound isolation of wall planking,sound absorption in air ducts ,and sound absorbing decorations in resistance and pressure relief in instruments and equipment.

Product Description

Insulation Material Performance
Insulation Material Testing

Product Dimensions

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 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
Rubber Foam Structure
Insulation Application
Material Overview

Rubber foam Material is soft heat-insulating, heat-preservation and energy conservation materials made with advanced technology at home and advanced full-automatic continuous production line imported from abroad, using butyronitrile rubber with best performance and polyvinyl Chloride (NBR,PVC) as main raw materials and other high quality auxiliary materials through foaming and so on special procedure.

Frequently Asked Questions (FAQ)
What are the primary raw materials used in this rubber foam insulation?
This insulation material is manufactured using high-performance butyronitrile rubber and polyvinyl chloride (NBR, PVC) as the main raw materials, combined with premium quality auxiliary materials through a specialized foaming process.
What is the operational temperature limit for this material?
The material is tested under standard GB/T 17794-1999 and operates reliably within a temperature range of -50°C to 110°C.
How does the thermal conductivity perform at different temperatures?
According to ASTM C 518 standards, the thermal conductivity values are ≤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 standard safety and fire ratings does this insulation meet?
The material achieves a Class 0 & Class 1 Fire Rating (BS 476 Part 6 & Part 7) and features a Flame Spread and Smoke Developed Index of 25/50 according to ASTM E 84.
Is the rubber foam material resistant to external environmental factors?
Yes, testing shows good resistance to fungi (ASTM 21), ozone (GB/T 7762-1987), and U.V./weather degradation (ASTM G23).
What roll widths and thicknesses are available?
Available thicknesses range from 1/4" (6mm) up to 2" (50mm). Roll options come in standard widths of 1m, 1.2m, and 1.5m to fit various installation requirements.

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