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  • Screw cleaning

Screw cleaning

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Product Detail

FAQ

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Dosage

·2-5%dosing ratio with HDPE Material

Example ∶

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Purging Agent Application

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Mixing

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Direction of Use

1.Increase barrier melting zone&parisonhead temperature to 250 degree C.

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2. Clear/take out the material from the hopper.
3.Loading mixture into individual screw accordingly.

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4. Purge the mixture material.
5.Hold the mixture material at screw for 1-2 hrs.

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6.Add virgin HDPE material to hopper and continue to purge for around 10 minutes.
7.Material purged out should have foamed effect.

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8.Material purged out should have foamed effect.

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9.Material purged out should be natural white after the foam disappear, if slight color residue exists,continue to purge with virgin HDPE.

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10.Should the color be very opaque or there is a lot of black carbon coming out, repeat the steps from step 4.

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Safety Direction

For safety purposes,do not open the maindoorin case theliquefied material may spill out causing injury.

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Safety Direction

The purged material can be reuse at a lower percentage to mix with virgin HDPE.For blowing product, it is recommended to use in darker color products.

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