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China Central AC Ducting Nitrile rubber foam insulation sheet Suppliers, 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

Dimensions Spec 1
Thermal insulation details
Thermal insulation performance
Dimensions Spec 2
Product Dimensions
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
Application Overview
Appearance of High-grade, clean, generous, especially for supermarkets, exhibition centers, stadiums, workshops and other non-ceiling construction sites.
Installation display 1
Installation display 2
Quality verification 1
Quality verification 2
Materials packaging
Manufacturing workshop
Storage and Logistics
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, ISO 4589
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 Benefits
  • 🛡️ 1. Anti-Oxidation & Anti-Aging
    Anti-Avanti-oxidation, anti-aging, and corrosion-resistant performance provides strong protection for demanding systems.
  • 💧 2. Excellent Water Resistance
    Outstanding water penetration resistance keeps initial thermal conductivity coefficient values stable over long-term operation.
  • 3. Extended Service Life
    Greatly improved life of the products, reducing replacement frequency and long-term maintenance costs.
Frequently Asked Questions (FAQ)

Q1: What are the standard dimensions and thicknesses available for the insulation rolls?

Our insulation rolls come in thicknesses ranging from 1/4" (6mm) to 2" (50mm). Standard roll widths available are 1m, 1.2m, and 1.5m, with total area coverage per roll adjusted depending on the thickness configuration.

Q2: What is the operating temperature range for this insulation material?

This material features a safe temperature operating range from -50°C up to 110°C, tested in compliance with the GB/T 17794-1999 standard.

Q3: How does the material perform in terms of fire safety standards?

The insulation achieves a Class 0 & Class 1 Fire Rating according to BS 476 Part 6 and Part 7 tests. It also meets a Flame Spread and Smoke Developed Index of 25/50 under ASTM E 84.

Q4: Does the insulation material resist moisture and water penetration?

Yes, the material exhibits excellent water resistance with a water vapor permeability of ≤0.91×10⁻¹³ Kg/(m.s.pa) (DIN 52 615 / BS 4370) and water absorption of 20% by volume (ASTM C 209), which successfully maintains the thermal conductivity over time.

Q5: Is this insulation suitable for exposed environments without ceilings?

Absolutely. It features a high-grade, clean, and generous appearance, making it highly suitable for visible installations in supermarkets, exhibition centers, stadiums, and workshops where ceilings are not installed.

Q6: How resistant is this material to environmental degradation?

The material offers excellent resistance to environmental factors, scoring "Good" under standardized tests for fungi resistance (ASTM 21), ozone resistance (GB/T 7762-1987), and U.V./weathering resistance (ASTM G23).

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