Kingflex rubber foam insulation tube has low heat conductivity, closed-bubble structure, and good insulation effect; material and moisture completely cut off, non-absorbent, non-condensing, long service life, after SGS testing, the measured value is far below the EU standards on does not contain toxic substances, using health and safety, soft and beautiful appearance, easy to bend, convenient and quick construction, without other auxiliary materials.

Products Details

Kingflex Technical Data




Test Method

Temperature range


(-50 - 110)

GB/T 17794-1999

Density range



ASTM D1667

Water vapor permeability


 ≤0.91×10 ¹³

DIN 52 615                           BS 4370 Part 2 1973





Thermal Conductivity


≤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



Oxygen Index


GB/T 2406,ISO4589

Water Absorption,%by Volume



ASTM C 209

Dimension Stability


 ASTM C534

Fungi resistance




Ozone resistance


GB/T 7762-1987

Resistance to U.V. and weather



Kingflex rubber foam insulation tube is packed in 1. Kingflex export standard carton package 2. Kingflex export standard plastic bag 3. as er client's requirements1.Full series thermal heat insulation products, inculding rubber foam insulation materials, glass wool, rock wool, etc.; 2. Stock sale, place the order and delivery immediately for the regular specification; 3. Top quality in the China thermal heat insulation supplier and manufacturer; 4.Reasonable and competitive price, fast lead time; 5. Deliver customized whole solution package to our customer. Welcome to contact us and visit our company and factories at any time!1.What is insulation product? Insulation product is used to cover pipes, ducts, tanks, and equipment in commercial or industrial environments and is typically relied upon to control temperature for a much broader range of temperature variances that of a typical home. Home or residential insulation is typically found in the exterior walls and attics and is used to keep the home environment a consistent, comfortable living temperature. The temperature differential in a home insulation environment is in most cases far less than that of a typical commercial or industrial application. 2.What about the lead time? The bulk goods order production delivery time will be within three weeks after receiving the down payment. 3.How are your products tested? We normally test BS476, DIN5510, CE, REACH, ROHS, UL94 at an independent lab. If you have a specific request or a specific test request please contact our technical manager. 4.What type of your company? We are an enterprise integrating manufacture industry and trade. 5.What is your main product? NBR/PVC rubber foam insulation Glass Wool Insulation Insulation Accessories

Contact us

Please feel free to give your inquiry in the form below We will reply you in 24 hours