Rubber Blooming

“Bloom” is a milky or crystal of dry white powder on the surface of the rubber. Typically, this is caused by chemicals in the compound that migrating to the surface of the rubber surface after a certain time. … blooming is normal in the rubber industry and does not affect the function of a rubber, it is not considered a reject able defect. https://www.youtube.com/watch?v=3JWlJr_Py6E