1. Soaking and cleaning process:
1 Add professional cleaning raw liquid into the groove (it is recommended to use plastic or stainless steel grooves, so as to reduce the penetration of iron ions into the raw solution and reduce the service life);
2 Heat the electric heating device to 40-50 degrees and maintain it. The normal temperature can only be extended;
3 Soak the hardware processing parts into the slot;
2. Wipe the cleaning process:
1 Wipe repeatedly with a rag 擦, this method is suitable for cleaning and rust and removal of large equipment or workpieces;
2 After wiping, use the hot air to dry or dry the rust oil after drying it naturally.
