PU square bar is a high-strength material made by mixing polyurethane resin and glass fiber under high pressure. construction and other fields. It has the characteristics of corrosion resistance, durability and non-deformation, and is mainly used in box trucks, ships and construction fields.
Specifications
- Size: 200*42mm (Customized)
- Material: Fiberglass+Polyurethane
- Thickness: 8.5~22mm (Customized)
- Density: 500~700kg/m³
- Grade: B
- Application: Sandwich Panel Embedding Material
Description
Features
- Lightweight: lower density than metal materials
- High strength: able to withstand large loads and deformations.
- Thermal insulation: Polyurethane foam has a low heat transfer rate
- High nail holding power: significantly overcomes the common problem of insufficient nail holding power of foam core and honeycomb core
Parameters
| Performance | Value |
| Compressive Strength | 1-5 MPa |
| Tensile Strength | 2-10MPa |
| Bending Strength | 5-15 MPa |
| Thermal Conductivity | 0.02-0.04 W/m·K |
| Water Absorption | <2% |
| Heat Resistance | 100-130°C |
| Flame Retardant | UL 94 Standard |
| Shear Strength | 1-4 MPa |
| Hardness | 30-60 Shore D |
