Epoxy resin cups are a popular type of plastic cup that can be used to hold a variety of materials, such as paint, varnish, and sealant. They are often used in the manufacturing process to keep products from spilling or coming into contact with other materials. To clean epoxy resin cups, you will first need to remove any dust or debris that may have been built up over time. Next, you will need to wash the cup using soap and water. Finally, you will need to dry the cup using a heat source such as a hair dryer or oven.