Square bolts are prone to rust when exposed to the air, so Square Bolt need to be protected against moisture and moisture:

1. Selection of component insulation impregnating varnish, such as epoxy resin or polyurethane impregnating varnish. The coating is selected to be free of volatile acids. The vibration machine uses a solventless paint.

2, the use of square bolt melamine alkyd paint, should adjust the curing temperature and curing time, the curing temperature is slightly higher than 130 degrees Celsius and the curing time is greater than 180 minutes is appropriate, the process needs to be strictly enforced, especially in hot and humid seasons, Because of the concept of rusting rust, the sample drying time of the paint factory is not necessarily rich, and the car has a specific internal shape.

3. Square bolt surface corrosion treatment refers to the use of various methods to maintain the metal surface. The function is to isolate the metal from the corrosive environment to inhibit the corrosion process and reduce the contact between the corrosive medium and the metal surface to prevent or slow down the corrosion.

Choose a professional Carriage Bolt Manufacturer, Haiyan Yihui Hardware Technology Co., Ltd. is your good choice, we can provide you with comprehensive after-sales service, to ensure that you can get satisfactory service while harvesting satisfactory products.