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The advantages of epoxy resin and its cured products

The advantages of epoxy resin and its cured products

1. High bonding strength. Because the system contains active epoxy groups, hydroxyl groups, ether bonds, amine bonds, ester bonds and other polar groups, it has high adhesion to metals, ceramics, glass, concrete, wood, etc. 接 Strength.

2. The curing shrinkage rate is small, phenolic resin glue 8-10%, silicone resin glue 6-8%, polyester resin glue 4-8%, epoxy resin glue 1-3%, modified epoxy resin The shrinkage rate of the glue can be reduced to 0.1-0.3%.

3. Excellent chemical stability, acid resistance, alkali resistance, salt resistance, oil resistance dipping, used as anti-corrosion primer, used as the inner wall lining of oil tanks of oil tankers and airplanes.

4. Excellent electrical insulation, and the breakdown voltage of epoxy resin can be greater than 35kv/mm.