Wholesale Kingflex rubber plastic foam insulation tube Manufacturers, Factory

Kingflex rubber plastic 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 elastomeric 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).

Product Description

Insulation Material Details
Insulation Pipe Structure
Thermal Insulation Application
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
Product Quality
Rubber Foam Tube
Specifications
Closed Cell Insulation
Pipes Decoration
Insulation Application
Low Conductivity & Heat Conductivity

Features exceptional thermal efficiency designed to reduce energy transfer and maintain stable temperature control.

🛡️ Closed Cell Pipe Insulation Structure

Characterized by a totally closed cell structure based on high synthetic rubber, preventing moisture penetration and air movement.

Aesthetic and Protective Design

Rubber foam pipes play a decorative role on pipes and equipment. The external appearance is smooth, flat, and visually appealing.

🔥 Excellent Fireproof Performance

Made of high-quality NBR and PVC. It does not contain fibrous dust, benzaldehyde, or Chlorofluorocarbons. Offers superior fire resistance and low moisture absorption.

📐 Customized Dimensions

Different sizes are readily available to match varying project requirements and customer specifications.

⚙️ Wide Applicability

Highly recommended and widely used for the structural insulation of various types of pipework and ducting systems.

🏷️ Competitive Market Value

Provides premium physical properties and long-term durability at highly competitive market rates.

Finished Product Display
Packaging and Shipping
Frequently Asked Questions
What temperature range can this closed cell insulation withstand?

The technical data shows a reliable service temperature range of -50°C to 110°C, making it suitable for both cooling systems and heating piping.

What are the fire safety ratings of this insulation tube?

It achieves Class 0 & Class 1 fire ratings according to BS 476 Part 6 & 7 standards. It also features a flame spread and smoke developed index of 25/50 under ASTM E 84 testing.

Are there any harmful substances or fibers in the material?

No, the insulation tube is made of NBR and PVC and does not contain fibrous dust, benzaldehyde, or Chlorofluorocarbons (CFCs), ensuring safety during installation and operation.

How does the material perform against moisture and weather elements?

The closed cell structure ensures high resistance to water vapor permeability (μ ≥ 10000). It also exhibits good resistance to fungi (ASTM 21), ozone (GB/T 7762-1987), and UV/weathering (ASTM G23).

Can I order specific sizes for my projects?

Yes, different sizes are available and can be customized according to specific customer requirements and application needs.

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