... 2.SGS,ISO9001-2008,QS 3.Lead time:20days Automatic packing stretch sheet SubjuectDetails.MaterialPET, PE, pure aluminum.FunctionFunction ... : Apply to all kinds of automatic packaging machinery, e.g. liquid, flour/powder, chaffy ... QS&SGS Standard Certification, and passed ISO9001:2008Quality Management System Certification.Material thicknessThere’re 0.05mm~0.15mm options. ...