What is the Ratio of FRP Resin to Curing Agent?
(2021年04月21日)https://www.wsxchem.com/what-is-the-ratio-of-frp-resin-to-curing-agent.html
1. WHAT IS THE RATIO OF FRP RESIN TO CURING AGENT?
The ratio of FRP resin to curing agent is generally about 2%, and the specific ratio depends on the requirements of curing time, as well as the addition of accelerator, environment temperature, humidity and other conditions. For example, when the humidity is high and the temperature is low, moderately increase the curing agent ratio. On the contrary, the proportion of curing agent can be appropriately reduced.
2. THE RAW MATERIAL RATIO OF SYNTHETIC FRP
1) Raw materials: resin, fiber products, curing agent, accelerator.
2) Ratio: curing agent 1%-2%, accelerator 1%-3% (determine the ratio yourself when conduct an experiments, there are many influencing factors), which can be calculated by quality.
3) Mechanism: Ratio-resin 30%, fiber 70%, some parts need to be strengthened.
4) Hand-made: ratio-resin 55-65%, fiber 45-35%, too much resin content will affect product toughness.
Curing too fast is beacuse of either too much curing agent or too much accelerator, which is more sensitive to humidity and temperature, and the curing time is not easy to grasp, therefore experiments should be done before using it.
Fiberglass (fiberglass) is also known as GFRP, that is, fiber-reinforced plastic, which is a composite material made by composite processes, using the glass fiber reinforced unsaturated polyester, epoxy resin adhesive and phenolic resin matrix, glass fiber (Glass fiber), carbon fiber or boron fiber as the reinforcing material.
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