Wholesale Central AC Ducting Nitrile rubber foam insulation sheet Supplier, Quotes

Central A/C Ducting Nitrile rubber foam insulation sheet are produced by the cutting-edge technology introduced from abroad and the automatic production line, with nitrile-Butadiene rubber (NBR)and polyvinyl chloride(PVC) in excellent performances as the main materials and via special processes of ban burying, sulfuration, foaming, etc.

Product Description

Insulation Material Dimension Diagram 1
Insulation Roll Presentation
Insulation Sheeting Close Up
Insulation Material Dimension Diagram 2
Dimensions & Specifications
Dimension Specifications
Thickness Width 1m Width 1.2m Width 1.5m
Inches mm Size (L * W) ㎡/Roll Size (L * W) ㎡/Roll Size (L * W) ㎡/Roll
1/4" 6 30 × 1 30 30 × 1.2 36 30 × 1.5 45
3/8" 10 20 × 1 20 20 × 1.2 24 20 × 1.5 30
1/2" 13 15 × 1 15 15 × 1.2 18 15 × 1.5 22.5
3/4" 19 10 × 1 10 10 × 1.2 12 10 × 1.5 15
1" 25 8 × 1 8 8 × 1.2 9.6 8 × 1.5 12
1 1/4" 32 6 × 1 6 6 × 1.2 7.2 6 × 1.5 9
1 1/2" 40 5 × 1 5 5 × 1.2 6 5 × 1.5 7.5
2" 50 4 × 1 4 4 × 1.2 4.8 4 × 1.5 6
Roll Application Close-up
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Appearance of High-grade, clean, generous, especially for supermarkets, exhibition centers, stadiums, workshops and other non-ceiling construction sites.

Installation Site View
Warehouse Storage
System Specification Diagram 1
System Specification Diagram 2
Insulation Materials Processing
Installation Detail View
Technical Data Reference Chart
Technical Performance Data
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 (Water vapor diffusion resistance) - ≥10000 -
Thermal Conductivity W/(m.k) ≤0.030 (-20°C) ASTM C 518
Thermal Conductivity W/(m.k) ≤0.032 (0°C) ASTM C 518
Thermal Conductivity W/(m.k) ≤0.036 (40°C) ASTM C 518
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
Key Material Advantages
1

Anti-oxidation, anti-aging, corrosion-resistant.

2

Excellent water resistance with their penetration ability to maintain product initial thermal conductivity coefficient.

3

Greatly improved the life of the products.

Frequently Asked Questions
What is the operating temperature range for this insulation material?
The material is designed to operate efficiently within a temperature range of -50°C to 110°C, tested in compliance with GB/T 17794-1999 standards.
What safety standards does the material meet regarding fire resistance?
It achieves a Class 0 & Class 1 fire rating according to BS 476 Part 6 and Part 7. Additionally, it has a Flame Spread and Smoke Developed Index of 25/50 under ASTM E 84, and an Oxygen Index of ≥36.
How does the thermal conductivity vary with temperature?
The material maintains low thermal conductivity values: ≤0.030 W/(m.k) at -20°C, ≤0.032 W/(m.k) at 0°C, and ≤0.036 W/(m.k) at 40°C, verified by ASTM C 518 testing.
Is this insulation suitable for exposed, non-ceiling installations?
Yes, because of its high-grade, clean, and generous appearance, it is particularly suitable for open-layout, non-ceiling spaces like supermarkets, exhibition centers, stadiums, and industrial workshops.
How does the material prevent moisture infiltration?
The material has a water vapor permeability rating of ≤0.91×10⁻¹³ Kg/(m.s.pa) and a water vapor diffusion resistance index (μ) of ≥10000, which keeps moisture out and helps sustain its original thermal performance.
How does the material withstand long-term environmental exposure?
It features excellent resistance properties, showing "Good" performance ratings for fungi resistance (ASTM 21), ozone resistance (GB/T 7762-1987), and U.V. and weather resistance (ASTM G23), significantly extending its service life.

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