Wholesale Corrosion Resistant Rubber Foam Insulation Tube Manufacturer, Suppliers

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

Insulation Material Visual 1
Insulation Material Visual 2
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
Insulation Material Visual 3
Insulation Material Visual 4

A manufacturing and trading combo, producing and exporting rubber foam insulation products for more than 40 years. Our products have passed BS476, UL94, CE, AS1530, DIN, REACH and RoHS certificates. Quality is guaranteed.

Insulation Material Certifications Overview
💬Frequently Asked Questions (FAQ)
Q1: What is the temperature range application for these rubber foam insulation products?
The product has a temperature range suitability of -50°C to 110°C, tested in compliance with GB/T 17794-1999 standards.
Q2: What fire rating specifications does this material conform to?
It achieves a Class 0 & Class 1 fire rating according to BS 476 Part 6 & 7. Additionally, it has a Flame Spread and Smoke Developed Index of 25/50 under ASTM E 84, and an Oxygen Index of ≥36.
Q3: How does the insulation material perform against water vapor and moisture?
The material offers high resistance to moisture, with a water vapor permeability of ≤0.91×10⁻¹³ Kg/(m.s.pa) and a μ-value of ≥10000.
Q4: Is this insulation material resistant to environmental factors like U.V. and ozone?
Yes, the material exhibits "Good" resistance ratings for Ozone resistance (GB/T 7762-1987), Fungi resistance (ASTM 21), and general U.V. and weather exposure (ASTM G23).
Q5: What certifications back the quality of these rubber foam insulation products?
The products are fully certified and have passed BS476, UL94, CE, AS1530, DIN, REACH, and RoHS standards.
Q6: What is the thermal conductivity of this insulation at different temperatures?
Tested under ASTM C 518, 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.

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