2:1 2H Pot life Epoxy Resin for Composite Materials
3323AB is a transparent two-part epoxy mixed at 2:1 by weight. Part A viscosity:2500~4500CPS, Part B ≤150CPS (25℃), specific gravity 1.15 and 0.96 separately. It fully cures in 24h at 25℃ with 2h pot life and Shore D hardness 90; both parts have 1-year shelf life. It suits coating for carbon fiber goods, surfboards, auto spare parts and carbon fiber phone cases.
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Long Working Time. High Hardness. Composite Coating Resin
JinHua's 2:1 epoxy resin features high hardness, self-degassing properties, and excellent transparency, making it highly suitable for surface protection of composite materials. Its long working time makes this resin ideal for applying surface coatings on surfboards — providing ample time to perfectly execute your creative design while delivering a beautiful finish and robust protection.


Built for Composite Surfaces. Made for Complex Coatings.
The main feature of this epoxy resin is its long working time, which allows it to meet the needs of more complex composite surface coating applications. At the same time, this resin offers high transparency, bubble-free performance, and high hardness, making it highly suitable for a range of use scenarios — including surfboard surface protection, carbon fiber surface protection, and automotive parts coating.

Caution
1. The operating environment should be ventilate and should keep away from fire. Closely sealed after use.
2. Avoid eye contact, in case of contact, wash with plenty of water and get medical attention immediately.
3. If contact skin, wrap with clean cloth or paper, and wash it with water and soap.
4. Keep away from children.
5. Please take a trial before application to avoid usage mistake.
Storage And Shelf Life
1. Store at the temperature of 25°C or cool and dry place. Avoid from sunlight, high temperature or high humidity environment.
2. Use up as soon as possible when opened. It is strictly forbidden to expose to the air for a long time after it is opened to avoid affecting the quality of the products. The shelf life is 12 months in the room temperature of 25°C.
Package

Specifications
| Item | Part A | Part B |
| Color | Transparent | Transparent |
| Mixing ratio | A:B=2:1(weight ratio) | |
| Viscosity(25℃) | 2500~4500CPS | MAX150CPS |
| Curing time(25℃) | 24H | |
| Pot life | 2H | |
| Gravity | 1.15 | 0.96 |
| Hardness(Shore D) | 90 | |
| Shelf life | 1 year | 1 year |
FAQ
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What are the characteristics of 3323AB?
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3323AB is a two components transparent Epoxy resin adhesive system, with the feature of low viscosity, natural defoaming, anti-yellow, high transparency, bright in surface, it can be cured at room temperature or elevated temperature.