Kingflex Kingflex

China Kingflex Rubber Foam Insulation Sheet Roll with Aluminum Foil and Self-adhesive both sides facing Suppliers, Pricelist

Kingflex Rubber Foam Insulation Sheet Roll with Aluminum Foil and Self-adhesive both sides facing are produced by imported high-end technology and automatic continuous equipment. We have developed a rubber foam insulation material with excellent performance through in-depth research.
  • Kingflex Rubber Foam Insulation Sheet Roll with Aluminum Foil and Self-adhesive both sides facing is supplied in flat sheets and packed in sheets with width 40” (1m), in nominal thicknesses of 1/8″, 1/4″, 3/8″, 1/2″, 5/8”, 3/4″, 1″, 1-1/4”, 1-1/2″, and 2″ (3, 6, 9, 13, 16, 19, 25, 32, 40, and 50mm).
  • Kingflex Rubber Foam Insulation Sheet Roll with Aluminum Foil and Self-adhesive both sides facing is supplied in 40” to 59″ wide (1m to 1.5m) continuous rolls in nominal wall thicknesses of 1/8″, 1/4″, 3/8″, 1/2″, 5/8”, 3/4″, 1″, 1-1/4”, 1-1/2″, and 2″ (3, 6, 9, 13, 16, 19, 25, 32, 40, and 50mm ).

Product Description

Product Dimensions

Dimension Specifications
Thickness Width 1.0m 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

Technical Data

Technical Specifications
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 G21
Ozone resistance Good GB/T 7762-1987
Resistance to U.V. and weather Good ASTM G23

Key Characteristics

Low Density
Close & Even Bubble Structure
Low Thermal Conductivity
Cold Resistance
Low Water Vapor Transmissibility
Great Fireproof Performance
Superior Anti-Age Performance
High Flexibility & Elasticity
Sound & Shock Absorption
Formaldehyde-Free
Easy to Install

Our insulation products have successfully passed BS476, UL94, CE, AS1530, DIN, REACH, and RoHS certification processes. Continuous product quality is fully guaranteed.

Frequently Asked Questions

What is the safe operating temperature range for this insulation?

This rubber foam insulation is engineered to function optimally within a temperature range of -50°C to 110°C, making it suitable for both cooling systems and heating pipelines.

How does the fire rating classification stand?

The material achieves a Class 0 and Class 1 rating according to BS 476 Part 6 & Part 7 testing, and has a flame spread/smoke index of 25/50 under ASTM E 84 standard testing.

Is the material resistant to moisture and water vapor?

Yes, with a very high water resistance factor (μ ≥ 10000) and extremely low water vapor permeability (≤0.91×10⁻¹³ Kg/(m.s.pa)), it offers outstanding defense against condensation.

What certifications back the product quality?

The insulation line complies fully with global standards, carrying certifications like BS476, UL94, CE, AS1530, DIN, REACH, and RoHS.

How flexible is the material for complex installations?

Due to its elastomeric structure, the insulation is highly elastic, exhibits good flexibility, and features high tear resistance, making it easy to fit around bends, valves, and joints.

Does this insulation resist mold and weather aging?

Yes, based on testing standards such as ASTM G21 and ASTM G23, the material provides excellent resistance against fungal growth, ozone weathering, and U.V. exposure.

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