COLORED GRAVEL is very common in aquariums. With bottom sand and water plants, you can create a very beautiful fish tank.
So how is COLORED GRAVEL made?
1.Check the gravel specifications
Check the gravel specifications and put the qualified stone material into the machine.
2.Add resin solution
Put the resin solution with adjusted color in a certain proportion. 
3.Stir to make it mixed evenly and thoroughly
Stir the stone and resin solution. 
4.Air drying
The automatic packaging machine shall be packed according to the adjusted weight, and the weight shall be rechecked every 3-5 packages during the packaging to ensure the weight is correct.
5.Packaging
Check the gravel specifications and put the qualified stone material into the machine.
6.Classified placement, waiting for transportation
Pack bags into wooden crates, fasten with wrapping film and plastic-steel belt line. Then put them in designated positions by classification.
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