China Corrosion Resistant Rubber Foam Insulation Tube Suppliers, Quotes

Kingflex rubber foam insulation material is as a high-quality thermal insulation and energy-saving material, they are currently widely used in heat insulation projects of water pipes and air pipes of central air-conditioning systems, refrigeration and heating equipment, hot water pipes and process pipes, which can fully guarantee the reduction of cold and heat.  Lost energy savings. In terms of preventing pipeline condensation, reducing the risk of pipeline corrosion, and ensuring the "air tightness" of the entire insulation system, Kingflex is the only insulation product series that can truly provide a complete solution.

Product Description

Elastomeric Insulation Roll
Elastomeric Insulation Production
Technical Data
Property Unit Value Test Method
Temperature range °C -50 to 110 GB/T 17794-1999
Density range Kg/m³ 45-65 ASTM D1667
Water vapor permeability Kg/(m.s.pa) ≤0.91×10⁻¹³ DIN 52 615 / BS 4370 Part 2 1973
μ (Water vapor diffusion resistance) - ≥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 & 7
Flame Spread & 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
Elastomeric Foam Details
Foam Insulation Testing
Insulation Application
Frequently Asked Questions
What is the temperature range for this elastomeric rubber foam insulation?
The insulation material performs efficiently within a temperature range of -50°C to 110°C, tested in compliance with the GB/T 17794-1999 standard, making it suitable for both cold and hot piping systems.
What is the fire and smoke rating of the insulation material?
This insulation material achieves a Class 0 and Class 1 fire rating according to BS 476 Part 6 & 7 standards. It also meets the 25/50 Flame Spread and Smoke Developed Index standards verified by ASTM E 84.
How does the material prevent water vapor transmission?
With a water vapor permeability of ≤0.91×10⁻¹³ Kg/(m.s.pa) (tested via DIN 52 615 & BS 4370) and a diffusion resistance factor (μ) of ≥10000, it creates a robust barrier that prevents moisture ingress and condensation.
What are the thermal conductivity values at different temperatures?
Tested under ASTM C 518, the thermal conductivity is ≤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, ensuring excellent thermal efficiency in diverse environments.
Is the insulation material resistant to environmental factors like UV and mold?
Yes, the material exhibits "Good" resistance to fungi growth (ASTM G21), ozone degradation (GB/T 7762-1987), and weathering/U.V. exposure (ASTM G23), making it durable for outdoor and humid installations.

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