China Kingflex Class 0 Class 1 high-end rubber foam insulation products Factories, Quotes

Kingflex Class 0 Class 1 high-end rubber foam insulation products specially introduced international advanced technology and Technique, using excellent butadiene rubber as the main raw material. Our China's unique Vacuum Microcrystal Foaming Technique, referred to as VMFT, contribute in micro foaming and providing our product with dense cells, high closed cell rate. 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 Performance Grid 1
Insulation Material Performance Grid 2
Insulation Material Performance Grid 3
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
Application Gallery 1
Application Gallery 2
Application Gallery 3
1. Excellent Fire Performance

Rubber foam insulation is approved by BS476. You can choose Class 0 or Class 1 according to requirements. It is self-extinguishing and produces no drips according to ASTM D635-91.

2. Low Thermal Conductivity

Rubber foam is your smart choice for energy saving, with low thermal conductivity ≤0.034 W/m.K.

3. Eco-friendly

No dust and fiber, CFC free, Low VOCs, No fungal growth, Negligible bacterial growth.

4. Easy to Install

Due to rubber foam's high flexible performance, it is easy to bend around irregular pipes, cut into different shapes and sizes, saving both labor and materials.

5. Custom Colors

We can custom various colors such as red, blue, green, grey, yellow, and so on. Your finished piping lines will be much nicer and it makes it easy to distinguish different pipes for maintenance.

Color Options and Customization 1
Color Options and Customization 2
Color Options and Customization 3
Installation Display 1
Installation Display 2
Installation Display 3
Frequently Asked Questions (FAQ)
QWhat fire performance standards does this rubber foam insulation meet?

The rubber foam insulation is approved by BS476 and is available in Class 0 or Class 1 ratings. According to ASTM D635-91, it is self-extinguishing and produces no drips under fire conditions.

QWhat is the thermal conductivity of this insulation material?

The material provides excellent thermal insulation, with a low thermal conductivity of ≤0.034 W/m.K under general conditions, and as low as ≤0.030 W/(m.k) at -20°C.

QIs the insulation material eco-friendly?

Yes, it is eco-friendly. It is CFC-free, produces no dust or fiber, releases low VOCs, and exhibits no fungal or negligible bacterial growth.

QWhat is the operating temperature range for this rubber foam?

This insulation material maintains stable properties across a wide temperature range, from -50°C to 110°C, tested in compliance with GB/T 17794-1999.

QIs it possible to customize the colors of the insulation pipes?

Yes, we can custom-produce various colors including red, blue, green, grey, and yellow. This color coding helps aesthetic layout and makes pipeline maintenance easier.

QIs the rubber foam easy to install?

Absolutely. Due to its high flexibility, it can easily bend around complex pipe geometries and can be cut cleanly into custom shapes, saving time and installation costs.

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