Kingflex
Under the National Energy Transition Roadmap (NETR), Malaysia is shifting towards strict building sustainability codes and zero-emission requirements.
In hot, high-humidity regions like Kuala Lumpur, Penang, and Johor, thermal insulation materials are subjected to intense conditions. Traditional elastomeric foams containing halogenated flame retardants (chlorine, bromine) present significant environmental risks and hazard challenges under elevated heat levels. During structural fires, halogens decompose to release highly toxic and corrosive gases like hydrogen chloride (HCl) and hydrogen bromide (HBr). These gases can damage delicate micro-electronics in modern facilities and pose severe inhalation risks for humans.
To comply with Malaysia's Green Building Index (GBI) and the Uniform Building By-Laws (UBBL) 1984, modern commercial, industrial, and infrastructure developments are moving towards non-toxic, eco-friendly materials. Halogen-free elastomeric rubber foam insulation sheets and tubes are becoming essential. These materials provide a closed-cell moisture barrier to prevent condensation in chilled water pipes while maintaining clean air quality and zero-corrosion properties.
Kingflex Insulation Co., Ltd. supports industrial operators, engineers, and HVAC contractors in Malaysia by supplying high-performance, non-halogenated elastomeric foams. Our materials meet strict international safety, fire resistance, and low-smoke emission specifications.
Why Halogen-Free Elastomeric Foam (HF-FEF) is the standard for safety-critical installations.
Halogen-Free Elastomeric Foam (HF-FEF) uses advanced chemical formulations where traditional halogen flame retardants are replaced. Instead, we use inorganic minerals like Aluminum Trihydroxide (ATH) or nitrogen-phosphorus compounds. In a fire, these halogen-free compounds undergo endothermic decomposition, releasing water vapor to cool the material and forming a stable char barrier that shields the underlying structure.
| Property | Standard Elastomeric Rubber Foam | Kingflex Halogen-Free Rubber Foam | Test Standard Reference |
|---|---|---|---|
| Halogen Content | Contains Chlorine / Bromine (>1500 ppm) | Zero Halogen (<50 ppm) | EN 14582 / IEC 61249-2-21 |
| Smoke Toxicity | High (corrosive HCl / HBr gas emission) | Non-toxic, safe for escape routes | NES 713 / ISO 5659-2 |
| Thermal Conductivity (λ) | ≤ 0.035 W/(m·K) at 0°C | ≤ 0.034 W/(m·K) at 0°C | ASTM C518 / EN 12667 |
| Water Vapor Permeability (μ) | ≥ 7,000 | ≥ 10,000 | ASTM E96 / EN 12086 |
| Service Temperature | -50°C to +105°C | -50°C to +105°C (Cryogenic variants down to -200°C) | ASTM C411 |
Engineered performance for regional high-tech, marine, and commercial infrastructure projects.
Semiconductor manufacturing requires strict control over airborne molecular contamination (AMC). Standard elastomeric insulation can outgas volatile organic compounds (VOCs) and halogens, which can contaminate silicon wafers and reduce production yields. Kingflex Halogen-Free insulation prevents chemical outgassing, ensuring cleanroom compliance with ISO 14644-1 and protecting expensive manufacturing assets.
Data centers generate significant heat and rely on chilled-water lines and cooling containment systems. In the event of a fire, acid gases from halogenated plastics can corrode server motherboards, resulting in downtime. Utilizing Kingflex Halogen-Free rubber foam sheet rolls helps mitigate fire risks and shields electronic infrastructure from chemical corrosion.
Malaysia is a key exporter of Liquefied Natural Gas (LNG). Handling fluids at cryogenic temperatures (-162°C and below) requires robust, moisture-resistant thermal control. Kingflex Cryogenic elastomeric rubber foam systems prevent moisture intrusion and structural icing while remaining flexible under extreme cold.
Ensuring product performance through rigorous testing and international certification.
Kingflex Insulation Co., Ltd. operates in the capital of green-building materials in Dacheng, China, working as a professional manufacturing and trading combo. Backed by the Jinwei/Kingway Group, which has more than 40 years of history since its founding in 1979, we deliver thermal and cold insulation systems designed for global projects.
Our dedicated R&D department features 8 professional engineers, supported by 230 workers across 5 automatic assembly lines. This production setup allows us to produce over 600,000 cubic meters of high-density NBR/PVC and specialty halogen-free rubber foam insulation annually. Our products are exported to over 66 countries, demonstrating our compliance with diverse regulatory and technical standards.
Every batch of Kingflex Halogen-Free foam is traceable. We run continuous material characterization, thermal conductivity testing, and vertical burn testing to comply with international certifications, including BS 476, CE, REACH, RoHS, UL 94, and ASTM.
How we are innovating to meet future green building and process safety regulations.
The next generation of building materials must prioritize circular economy principles and low embodied carbon. At Kingflex, we focus our product development on several key goals:
Physical and chemical properties of Kingflex Standard Dimension products.
Standard Dimension:
Key Advantages: Formulated for uniform cell size and distribution. Closed-cell rate exceeds 98%, providing thermal protection. Low moisture absorption maintains a stable, long-term thermal conductivity coefficient. Compression resilience exceeds 80% to resist deformation. Highly fire-retardant and self-extinguishing.
Request Sample RollStandard Dimension:
Key Advantages: High-precision internal dimensions match common copper and steel pipe sizes. The uniform material thickness prevents localized condensation and freezing. Flexible composition allows for easy installation around elbows, Ts, and valves, reducing installation labor and adhesive consumption.
Request Sample PipeExpert technical answers regarding elastomeric and halogen-free insulation solutions.
