I. The use of water-grit sandpaper
Many items in life need fine sanding to shape, such as leather, wood, metal, etc., the sanding process of these items often use water-abrasive sandpaper, then how to use water-abrasive sandpaper? There are two main uses of water abrasive paper.
(1), directly into the water to use
In the grinding of relatively small items, you can directly put the items in the water, when grinding on one side of the grinding side of the water, so that each time the grinding is cleaned items, the work efficiency is faster.
(2). Slowly add water to use
When grinding items are relatively large, especially like furniture and other inconvenient to put in the water, grinding, first use sandpaper particles larger sandpaper coarse grinding, then use water sandpaper with water for fine grinding, the water is gone and then slowly add water to use.
2, water sandpaper use precautions
(1), water sandpaper needs to be sanded with water, can not dry grinding, direct dry grinding, sanding debris will be attached to the water sandpaper grit gap, resulting in water sandpaper friction and grinding force is weakened, will not only affect the effect of sanding, but also lead to water abrasive sandpaper more easily damaged.
(2), water abrasive sandpaper has a model, grinding should first use a relatively small model of coarse sandpaper, slowly increase the model of large water abrasive sandpaper, polishing sanding again and again.
(3), grinding to have patience, because the same place to grind dozens of back and forth, each time you need to change the model of water-grit sandpaper, before changing must use water to just grind the place brush clean.
3, water sandpaper sanding when the correct method
When sanding with water sandpaper, in addition to pay attention to the correct method of use, but also pay attention to the water sandpaper sanding techniques: 1, wear gloves, use your hands to sand.
(1), wear gloves, grab the water sandpaper with your hands, close to the surface of the object to be sanded, when grinding, to sand in a direction, if it is sanding wood products, but also need to sand in the direction of the wood grain.
(2), with water sandpaper sanding to pay attention to, a place sanding should not stay too long, so as to avoid sanding degree too much, if the sanding effect is not good, you can consider replacing other models of sandpaper.
(3), when using water sandpaper sanding to focus on sanding the first few times, to play flat base, the back of the fine grinding to better function, so the first few times of sanding especially to pay attention to the correct approach.