一个人看的日本www,一本一道中文字幕无码东京热,国产成人免费手机在线观看视频,天天综合网天天做天天受

 

 

 

Surface drying time refers to the drying time of atomic ash surface; Dry time refers to the time when the atomic ash is completely dried. The drying time of atomic ash with different properties is also different. Some atomic ash dries fast and some atomic ash dries slowly. How long can atomic ash do in summer? The operation time of sheet metal ash is 3-5 minutes, and it can be polished in 20 minutes. Such atomic ash belongs to fast drying atomic ash.

 

 

 

Use of atomic ash:

 

 

 

Atomic ash is mainly used to fill and modify defects such as pits, needle shrinkage cavities, cracks and small welds of the substrate, so as to meet the flatness and smoothness of the substrate surface before the finish paint. Atomic ash is widely used in train manufacturing, ship manufacturing, bus manufacturing, engineering machinery manufacturing, machine tool machinery and equipment manufacturing, automobile repair, furniture, molds, concrete buildings and various metal products, wood products, FRP products that need to be filled and repaired。