| Customization: | Available |
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| Material: | PU |
| Application: | PU |
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SDJ2401 Rigid Polyurethane (PU) Foam is a premium insulation material designed for refrigerators, freezers, and cold storage applications . Manufactured by Yantai Shunda Polyurethane Co., Ltd. , this advanced foam offers low thermal conductivity (0.021 W/m·K) , high compressive strength (110 kPa), and excellent flowability, ensuring superior energy efficiency and durability.
With 141b blowing agent technology , SDJ2402 delivers consistent foam performance, making it ideal for home appliances, industrial refrigeration, and commercial cold storage . This guide explores its key features, technical specifications, applications, safety compliance, and benefits , helping you understand why it's a top choice for thermal insulation.
Reduces heat transfer, improving refrigerator and freezer energy efficiency .
Helps lower electricity consumption in cooling systems.
Ideal for eco-friendly and energy-saving appliances .
Provides strong load-bearing capacity for insulation panels.
Resists deformation under pressure, ensuring long-term durability .
Suitable for heavy-duty refrigeration and cold storage units .
Ensures uniform cell structure with minimal voids.
Enhances thermal insulation properties for consistent performance.
Complies with environmental and safety standards .
Expands evenly, filling complex mold shapes without gaps.
Minimizes air pockets and weak spots in insulation layers.
Ideal for precision applications in refrigerator manufacturing .
| Property | Value |
|---|---|
| Core Density | ≤35.0 kg/m³ |
| Compressive Strength | 110 kPa |
| Thermal Conductivity | 0.021 W/(m·K) |
| Dimensional Stability | ≤±1.5% (-35°C to 70°C) |
| Reactivity Profile | Cream: 10-20s, Gel: 70-120s, Rise: 90-180s |
Low density (≤35 kg/m³) reduces material costs while maintaining strength.
High dimensional stability (±1.5%) prevents warping in extreme temperatures.
Fast reactivity (cream, gel, rise times) speeds up production cycles.
Used in domestic and commercial refrigerators for energy-efficient cooling.
Provides long-lasting thermal resistance , reducing energy bills.
Ideal for industrial cold rooms, warehouses, and food storage .
Prevents temperature fluctuations , ensuring product freshness.
Used in HVAC systems, pipelines, and construction insulation .
Enhances heat retention in industrial applications.
Safe for transport and storage , classified as non-hazardous .
Does not emit harmful VOCs (Volatile Organic Compounds) .
Workers should wear gloves, goggles, and protective clothing during handling.
Avoid direct skin contact to prevent mild irritation.
220 kg/drum (blue or zinc-coated) for secure shipping.
Store in a cool, dry place (15-25°C) away from sunlight. 
ISO-certified production ensures consistent quality .
Rigorous testing for thermal performance and durability .
Adjustable density, reactivity, and insulation properties .
OEM/ODM support for specialized applications.
Fast bulk order fulfillment with worldwide delivery.
Competitive pricing for wholesale buyers.
As a leading PU foam manufacturer in China , Yantai Shunda Polyurethane Co., Ltd. provides customizable, high-quality insulation solutions for global clients.
Contact us today for samples and bulk orders!
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