Wholesale Kingflex Closed Cell Elastomeric NBR Foam Rolls Manufacturers, Factories

Kingflex closed cell nitrile rubber foam sheet roll for Refrigerating System.

Product Description

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

Insulation Material Structure
Insulation Material Roll
Dimension Table
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
Key Features
The product is inflammable and has high safety performance.
Flexible material, suitable for various shapes and easy installation.
The closed cell structure prevents the penetration of water vapor and prolongs the service life.
Insulation Application Case
Technical Data
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
Frequently Asked Questions

What are the primary raw materials of the rubber foam insulation?

The insulation is made of Polyvinyl Chloride (NBR, PVC) as the main raw materials, processed along with other high-quality auxiliary materials through a specialized foaming procedure.

What is the temperature range of this insulation material?

The material operates effectively within a temperature range of -50°C to 110°C, as tested under standard method GB/T 17794-1999.

How does the closed-cell structure benefit the installation?

The closed-cell structure prevents the penetration of water vapor, keeping the system dry and significantly extending the service life of the insulation.

What are the fire safety ratings for this product?

It achieves Class 0 and Class 1 ratings based on BS 476 Part 6 & Part 7, with a flame spread and smoke developed index of 25/50 (ASTM E 84) and an oxygen index of ≥36.

In what dimensions and thicknesses is the material available?

Thicknesses range from 1/4" (6mm) to 2" (50mm). Standard roll widths are available in 1m, 1.2m, and 1.5m to suit different installation needs.

Does this insulation offer resistance to environmental elements?

Yes, it demonstrates good resistance to fungi (ASTM 21), ozone (GB/T 7762-1987), and U.V./weather degradation (ASTM G23).

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