Physical Properties
Compressive Strength (28 days) 100 + MPa
Flexural Strength (28 days) ≥ 15 MPa
UHPC Layer Thickness 5-10 mm
Substrate Type Natural stone, metal plate, ceramic plate
Water Absorption <1.5%
Freeze-Thaw Resistance 250+ cycles
Fire Rating Class A1
Thermal Expansion Coefficient 10-12×10⁻⁶/℃
Mix Design & Application
Water-Binder Ratio of UHPC Layer
0.17-0.20
High adhesion, suitable for composite process
Composite Process
Hot pressing composite
Temperature 60-80℃, pressure 0.5-1.0 MPa or room temperature bonding special epoxy adhesive
Working Time
45-60
Minutes after UHPC layer mixing, composite process to be completed within 2 hours
Test Standards
National Standard
GB/T 50081-2019、GB/T 15762-2020、GB/T 50476-2019
International Standard
ASTM C78-22、ASTM C1185-22、ICC-ES AC493
