Kingflex Kingflex

Wholesale KINGFLEX brand rubber foam insulation tube has a good insulation effect Supplier, Suppliers

KINGFLEX brand rubber foam insulation tube has a good insulation effect, flexible, effective to reduce the resonance and vibration, and good winding and toughness, easy installation, can be used for variety of curved and irregular pipes, beautiful appearance. Combined with veneer and a variety of accessories, to enhance the while system tightness. 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

Insulated Pipe Performance
Insulated Pipe Construction
Insulated Pipe Quality
Insulated Pipe Close-up

Excellent performance

The insulated pipe is made of NBR and PVC. It doesn't contain fibrous dust, benzaldehyde and chlorofluorocarbons. Moreover, it has low conductivity & heat conductivity, good moisture resistance, and fireproof.

Widely used

The insulated pipe can be widely used in cooling unit and equipment of central air conditioning, freezing water pipe, condensing water pipe, air ducts, hot-water pipe and so on.

Easily to be installed

The insulated pipe not only can be easily installed with the new pipeline, but also can be used in the existing pipeline. The only thing you need to do is to cut it, then glue it. Moreover, it doesn't have negative influence of the performance of the insulated pipe.

Complete models to choose

The wall thickness ranges from 6.25 mm to 50mm, and the inside diameter is from 6mm to 89mm.

Delivery on time

The products are stock and the quantity of supplying is large.

Personal service

We can offer the service according to the customers' requests.

Technical Data Reference Image
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
Production Process
Finished Products
Piping Application
Pipe Installation
Thermal Insulation Material
Warehouse Stock
Storage and Loading
Frequently Asked Questions

What materials are the insulated pipes made of?

The insulated pipes are made of high-quality NBR and PVC. They do not contain any fibrous dust, benzaldehyde, or chlorofluorocarbons, making them safe and environmentally friendly.

Where can this insulated pipe be applied?

This insulated pipe is widely used in cooling units and equipment of central air conditioning, freezing water pipes, condensing water pipes, air ducts, hot-water pipes, and various other plumbing or HVAC applications.

How is the installation process for these pipes?

Installation is very simple. The pipe can easily be fitted onto new pipelines or adapted to existing ones. You only need to cut the material, apply appropriate glue, and seal it. This process does not negatively affect the overall performance of the insulation.

What size specifications (models) are available?

We offer a wide variety of models. The wall thickness ranges from 6.25 mm to 50 mm, and the inside diameter ranges from 6 mm to 89 mm to meet different engineering requirements.

What is the fire performance and thermal conductivity of the pipe?

The pipe has a Class 0 & Class 1 fire rating according to BS 476. The thermal conductivity is extremely low, measuring ≤0.030 W/(m.k) at -20°C, and it exhibits high resistance to water vapor permeability (μ ≥ 10000).

How does the pipe perform against environmental factors like weather and fungi?

The pipe shows excellent performance under testing, showing "Good" resistance to fungi growth (ASTM 21), ozone exposure (GB/T 7762-1987), and U.V./weather degradation (ASTM G23).

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