Plastic bottle cap sealing method of preparation

 

Plastic bottle cap sealing method of preparation

The hide glue, gelatin cut into small pieces, add water, place overnight to fully inflate, then hot water bath clandestine laboratories, stirred to dissolve all the plastic pieces gradually added zinc oxide powder and phenol, stirring constantly to mix evenly Finally, the addition of pigment stick evenly, you can spare.

The timing of the closure Mesa who glue bottle, dipped in glue to make the seal, the bottle raised, constantly rotating, so that the glue distribution, wait, the film coated with a solution of formaldehyde, place to be dry, to close firmly sealed bottle.