ADD：Wufang Industrial Zone, Xiansha, Gaobu Town, Dongguan City, Guangdong Province
① The molding temperature is not enough.
② Insufficient molding time
③ The vulcanization curve of the rubber compound is too long and fails
① Do a good job in process inspection and conduct personnel operation training to prevent the operation time from being too long and the mold temperature falling.
② Do a good check of the process to prevent insufficient curing time
③ Test the rubber compound to prevent the unvulcanized rubber compound from being too long to operate