The bottom of the bottle blown by the blow molding machine is not formed? Pay attention to these four points

July 11, 2022

The Bottle Blowing Machine is mainly used for blowing the preform. Many customers have reported that the bottom of the bottle produced by the Blow molding machine is not formed. There are many reasons for the unformed bottom of the bottle. We will share with you the reasons and solutions for the unformed bottom of the bottle.

1.The reason for heating the bottom of the bottle

At present, most of the automatic pet blowing machines use infrared lamps for heating. The heater is divided into multiple independent areas, and the temperature is controlled separately. The heating temperature of the bottom of the bottle is not enough or the heating is too low, which will cause the bottom of the blown bottle to not form.

Solution: Adjust to the appropriate heating temperature at the bottom of the bottle. For detailed temperature adjustment, you can consult the after-sales service of the pet Blow Molding Machine manufacturer.

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2. Reasons for stretching

The stretch rod is eccentric or the stretch rod is too short, resulting in deformation of the bottom of the bottle or too little force, which can cause the bottom of the bottle to not form.

Solution: Adjust the position and length of the stretching rod.

3. Reasons for blowing air

Insufficient high-pressure blowing, adjust the blowing pressure.

4. The reason for the mold at the bottom of the bottle

The gap between the bottom mold of the bottle and the clamping mold of the bottle, air leakage or the wrong height adjustment position of the bottom mold can cause the bottom of the bottle to not form

The above is the The bottom of the bottle blown by the blow molding machine is not formed? Pay attention to these four points we have listed for you. You can submit the following form to obtain more industry information we provide for you.

You can visit our website or contact us, and we will provide the latest consultation and solutions

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