Technical specifications for various polyurethane insulation materials
Thread Content
Technical specifications for various polyurethane insulation materials: Rigid polyurethane foam boards and pipes. Applications: Used in central air conditioning systems, cold storage facilities, refrigerated rooms, lightweight structures, insulation boxes, and fresh-keeping containers. Product dimensions (mm): 500×1000, 500×500. Thickness (mm): 20–200 (Note: Various sizes can be produced according to customer requirements). http://www.cnnai.net/oledit/UploadFile/20081/200811115504865.jpg. Technical specifications: Density (kg/m3): 30–60; Thermal conductivity (W/m·h): 0.016–0.027; Tensile strength (kg/m2): 2.5–3.5; Closed-cell content (%): 93; Water absorption rate (kg/m2): 0.25; Operating temperature (°C): -196 + 120; Oxygen index: Determined according to the customer’s requirements.Rigid polyurethane foam sheets. Applications: Used for various indoor pipes, outdoor pipes, central air conditioning pipes, as well as in chemical, pharmaceutical, and industrial applications for insulation and cooling purposes. Product dimensions (mm): φ15×φ1020. Thickness (mm): 15–200 (Note: Various sizes can be produced according to customer requirements). http://www.cnnai.net/oledit/UploadFile/20081/200811115504512.jpg. Technical specifications: Density (kg/m3): 30–60; Thermal conductivity (W/m·h): 0.016–0.027; Tensile strength (kg/m2): 2–3.5; Closed-cell content (%): 93; Water absorption rate (kg/m2): 0.25; Operating temperature (°C): -196 + 120; Dimensional stability: ±2%.
Rigid polyurethane foam pipes for direct burial. Applications: Used in centralized heating systems, refrigeration systems, and industrial pipelines. Product specifications (mm): φ15×φ1020; Thickness (mm): 15–200. http://www.cnnai.net/oledit/UploadFile/20081/200811115504763.jpg Technical parameters: Density (kg/m3): 40–70; Thermal conductivity (W/m·K): 0.16–0.26; Tensile strength (kg/m2): 3.5–4; Closed-cell ratio (%): 95; Water absorption rate (kg/m2): 0.2; Operating temperature (°C): -196 + 120. Technical parameters of the protective layer: Parameters for fiberglass protective layer vs. parameters for high-density polyethylene protective layer: Specific gravity (kg per 1 m3): 21.3 vs. 1.8; Bending strength (kg per 1 cm2): 292 vs. 26; Tensile strength (kg per 1 cm3): 283 vs. 30; Tensile elastic modulus (kg per 1 m3): 141 vs. 19; Compressive strength (kg per 1 cm3): 101 vs. 16. Last edited by laomao123 on 2009-2-28 at 18:55