China Insulated Rubber Foam Insulation Tube Manufacturer, Manufacturers

Kingflex rubber foam insulation tube/pipe fully adopts the international advanced foaming technology, a closed-cell elastic thermal insulation material foamed with nitrile rubber as the main raw material. Our products show the superior thermal insulation performance and exert a better thermal insulation effect in the construction environment. Nominal wall thicknesses of 1/4”, 3/8″, 1/2″, 3/4″,1″, 1-1/4”, 1-1/2″ and 2” (6, 9, 13, 19, 25 , 32, 40 and 50mm). Standard Length with 6ft (1.83m) or 6.2ft(2m).

Product Description

  • Improve the energy efficiency of the building
  • Reduce transmission of exterior sound to the interior of the building
  • Absorb reverberating sounds within the building
  • Provide thermal efficiency
  • Keep the building warmer in winter and cooler in summer
Insulation product details
Closed cell construction and has many great features such as soft resistance refractive index, cold resistance, fire-retardant, waterproof, low thermal conductivity, shock and sound absorption and so on. It can be widely used in large-scale central and home air conditioning, construction, chemicals, textile and electrical industries.
Technical Data Sheet
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 tube packed in export standard carton. OEM can be supplied.
Frequently Asked Questions

Q1: What are the main benefits of using this insulation tube?

A1: It improves building energy efficiency, reduces exterior noise transmission, absorbs indoor reverberations, provides excellent thermal efficiency, and keeps buildings comfortable in both winter and summer.

Q2: What materials and structures are used in this insulation?

A2: The insulation features a closed-cell construction. This provides excellent resistance against cold, water, and fire while ensuring a low thermal conductivity rate.

Q3: In which industries can this insulation product be applied?

A3: It is widely utilized in large-scale central air conditioning systems, home AC systems, general construction, chemical processing, textile manufacturing, and various electrical industries.

Q4: What are the fire and safety ratings of the insulation material?

A4: The material achieves Class 0 & Class 1 fire ratings according to BS 476 Part 6 & Part 7, and has a flame spread/smoke developed index of 25/50 under ASTM E 84 testing.

Q5: How is the product packaged and shipped?

A5: The insulation tubes are packed securely in export standard cartons. Custom OEM packaging solutions can also be supplied based on customer requirements.

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