How to identify PVC plastic, PVC can recycling? Take what way? How the current regeneration PVC mark

1) PVC Chinese Name: pvc.

Combustion method was used to identify, softening or melting temperature range: 75~90 ° C; combustion: difficult to soften; combustion flame status: yellow greensmoke; away from the fire: from the fire extinguished; pungent sour odor.

Solvent treatment differential, solvents: tetrahydrofuran, cyclohexanone, ketone, two DMF; non solvents: methanol, acetone, hexane.

2) can recycling.

3) recovery process of PVC mainly include the following 6 steps:

(1) preconditioning on PVC waste; (2) were dissolved in the mixed solvent ofchoice; (3) separating the insoluble material; (4) precipitation of the regeneration of PVC; (5) drying process; (6) recovery and recycling use of solvent

4) in the current price of 8200 yuan / tons