Experimental Study on the Bond Performance between Fiber-Reinforced Polymer Bar and Unsaturated Polyester Resin Concrete

Table 1

Mixing ratios of the UPC specimen.

Resin	3-5 mm quartz sand	20–40 mesh quartz sand	40–70 mesh quartz sand	70–120 mesh quartz sand	Hardener (%)	Coupling agent (%)
1	2.829	1.886	0.943	0.629	1.5	1.5