Preform Strain viewer checking defects winin various colored preforms

Specifications :

Viewing field: 200* 200 mm

Overall size: 300*335*330 mm

Main voltage:220 V AC

Measuring space height : 234.5 mm

Light source: LED ( White and Sodium light)

Gross Weight : 10KG

Packed in 1 carton : 45*45*32cm

Features

1. Defects invisible to the naked eyes such as crystallization or other common defects become visible ;

2. When the plastic preform is placed on the Polarizer at a 45° angle, the colored birefringent stripes at the edge of the preform can be observed;

3. When the plastic preform is placed on the polarizer at a 0°or 90° angle, black birefringence stripes in the central part of the preform will be displayed;

4. In addition to white light, Sodium light is also used to test colored preforms or finished bottles;

5. Besides , this Strain Viewer provides 12 kinds of defect analysis functions.

12 kinds of colored defect comparison pictures will be attached to instruct related improvements in preform production process.