China Kingflex rubber foam insulation tube is made from the nitrile-butadiene rubber Factory, Quotes

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China Kingflex rubber foam insulation tube is made from the nitrile-butadiene rubber Factory, Quotes

Kingflex rubber foam insulation tube is made from the nitrile-butadiene rubber (NBR) and polyvinyl chloride(PVC) as main raw material and other high quality auxiliary materials through foaming, which is closed cell elastermic material，fire resistance, UV-anti and environmental friendly. It can be widely used for air condition, construction, chemical industry, medicine, light industry and so on. Normal 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).

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Product Description

Thermal Insulation

Features very low thermal conductivity for optimal energy conservation.

Acoustic Insulation

Effectively reduces environmental noise and limits sound transmission.

Resistance Performance

Provides excellent moisture resistance and reliable fire resistance properties.

Deformation Resistance

Engineered with high strength to resist deformation under pressure.

Closed Cell Structure

Provides a dense barrier against moisture permeation and thermal loss.

Certified Standards

Fully compliant with BS476, UL94, DIN5510, ASTM, CE, REACH, ROHS, and GB standards.

Rubber foam insulation tube material is soft heat-insulating, heat-preservation and energy conservation materials made with advanced technology at home and abroad and advanced full-automatic continuous production line imported from abroad, and through development and improvement by ourselves, using butyronitrile rubber and polyvinyl chloride (NBR, PVC) with best performance as main raw materials and other high quality auxiliary materials through foaming and so on special procedure.

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

Frequently Asked Questions

What are the primary raw materials used in this rubber foam insulation?

The primary raw materials used are high-performance butyronitrile rubber and polyvinyl chloride (NBR, PVC), combined with high-quality auxiliary materials through a specialized continuous foaming process.

What is the operating temperature range for these insulation tubes?

The material operates effectively within a broad temperature range of -50°C to 110°C, making it suitable for various thermal insulation systems.

How does the closed-cell structure benefit the insulation performance?

The closed-cell structure provides excellent resistance to water vapor permeability (μ ≥ 10000), which prevents moisture intrusion and maintains long-term thermal efficiency.

Is the insulation material fire-resistant?

Yes, it features excellent fire-resistant properties, achieving Class 0 & Class 1 fire ratings according to BS 476 Part 6 & Part 7, and is certified under UL94, DIN5510, and ASTM E 84 standard testing.

Does this insulation offer resistance to environmental elements?

Yes, the material exhibits good resistance to ozone, ultraviolet (UV) radiation, weathering, and fungi growth, ensuring durability in diverse environmental conditions.

What quality and safety certifications does the product hold?

It is fully certified under international standards including BS476, UL94, DIN5510, ASTM, CE, REACH, ROHS, and GB, ensuring high-quality safety and environmental compliance.