Wholesale Flexible Adhesive Thermal Insulation Rubber Foam Sheets Manufacturer, Manufacturers

Kingflex insulation sheet is a high-quality rubber plastic heat-insulating and heat-preservation material. It not only has the same thermal conductivity with CLASS B1, but also has better heat insulation, energy saving property and best moisture resistance factor and longer service life.   Kingflex insulation sheet has best fireproof property because of many special materials has been added as its raw and processed materials. It accords with kinds of standards and has been sold to all over the word.

Product Description

Insulation Material Overview
On the basis of the elastomeric foam with closed-cellular structure, high quality flexible insulation product designed for insulating in the field of heating, ventilating, air conditioning and refrigerating (HVAC & R). And provides efficient method of preventing undesirable heat gain or loss in chilled water systems, cold and hot water plumbing, refrigerated pipes, air conditioning ductwork and equipment.
Thermal/heat insulation rubber foam sheet/tube/material is widely used in medium pipeline of center air-conditioner, vehicle and shipping, chemical and medical industrial, getting the effect of reduce the cold and heat losing.
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 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 G21
Ozone resistance Good GB/T 7762-1987
Resistance to U.V. and weather Good ASTM G23
Insulation Application Detail 1
Insulation Application Detail 2
Frequently Asked Questions
What is the primary application of this elastomeric foam insulation?

This high-quality flexible insulation is designed for HVAC & R fields, chilled water systems, hot and cold water plumbing, refrigerated piping, and air conditioning ductwork to prevent undesirable heat transfer.

What is the temperature range of the insulation material?

The material operates effectively within a temperature range of -50°C to 110°C, making it suitable for both cooling and heating systems.

What fire safety ratings does this insulation meet?

It features a Class 0 & Class 1 fire rating according to BS 476 Part 6 & 7, and a Flame Spread / Smoke Developed Index of 25/50 under ASTM E 84 standard testing.

Is the material resistant to outdoor environmental elements?

Yes, it demonstrates good resistance to UV rays, weathering, ozone exposure, and fungi growth, ensuring excellent durability in demanding conditions.

What are the dimensions and thicknesses available?

Roll thicknesses range from 1/4" (6mm) to 2" (50mm), and are available in roll widths of 1m, 1.2m, and 1.5m to fit various installation designs.

How well does this material restrict moisture ingress?

With a closed-cell configuration, it has a high water vapor resistance factor (μ ≥ 10000) and low water vapor permeability (≤0.91×10⁻¹³ Kg/(m.s.pa)), preventing internal condensation.

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