China Insulation rubber foam product Supplier, Factories

We mainly specialized in insulation rubber foam product, it has closed cell construction and  many great features such as low thermal conductivity , elastomeric,hot and cold resistant, fire retardant, waterproof, shocks and sound absorption and so on. The rubber materials is widely used in large central air conditioning system,chemicals,electrical industries such as the types of hot and cold media pipeline, all kinds of fitness equipment jacket/pads and so on to achieve lower cold loss. The main characteristics are: low density, close and even bubble structure, low thermal conductivity, cold resistance, extremely low water vapor transmissibility, low water absorbtive capacity, great fireproof performance, superior anti-age performance, good flexibility, stronger tear strength, higher elasticity, smooth surface, no formaldehyde, shock absorption, sound absorption, easy to install. The product is suitable for a wide range of temperature from -50℃ to 110℃. 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 Display
Production Process
Thermal Insulation Application
Insulation Roll Sheets
Factory Facility
Warehouse Storage
Product Specification Check
High Quality Foam Rolls
Pipes Insulation Sleeves
Storage Loading
  • Excellent Thermal Insulation
    Very low thermal conductivity for optimum temperature retention.
  • Excellent Acoustic Insulation
    Effectively reduces noise level and prevents sound transmission.
  • Moisture & Fire Resistant
    Highly durable against moisture penetration and offers strong flame resistance.
  • High Deformation Resistance
    Good tensile and compressive strength to maintain structural shape.
  • Closed Cell Structure
    Ensures stable performance and prevents water vapor absorption.
  • Certified Quality
    Fully tested and compliant with ASTM, SGS, BS476, UL, and GB standards.
Insulation Materials Processing
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
Finished Insulation Roll Products

Frequently Asked Questions

What are the key insulation benefits of this material?
This material offers excellent thermal insulation due to its very low thermal conductivity, and provides superior acoustic insulation to effectively reduce noise and sound transmission.
What is the working temperature range for this insulation?
It is designed to perform safely and efficiently within a broad temperature range of -50°C to 110°C, making it suitable for varying industrial applications.
How does the material perform in terms of fire safety?
The insulation holds a Class 0 and Class 1 Fire Rating in accordance with BS 476 Part 6 & 7. It also features a Flame Spread and Smoke Developed Index of 25/50 under ASTM E 84 standard testing.
Is this product resistant to environmental factors like weathering and ozone?
Yes. The material displays high durability and resistance against weathering, UV rays (ASTM G23), ozone (GB/T 7762-1987), and fungi growth (ASTM 21), ensuring reliable long-term performance.
What international quality certifications does this material have?
The insulation is fully tested and certified under global industry standards, including ASTM, SGS, BS476, UL, and GB certifications.

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