Problems Of PVC Foaming Board And Solutions

- Oct 24, 2018 -

Existing problems of PVC Foaming board and our solutions


No.

Problems

Reasons

Solutions

1

High density

1.Low melt strength, bad fusion and melt flow ability.

2.Unbalance of int./ext. lubricants

Use P-801/P-530 for thin foaming board, and P-600/P-700 series special for thick foaming board

2

The cell structure is not uniform or close

1.Low melt strength, bad fusion and melt flow ability.

2.Unbalance of int./ext. lubricants

Use Lu-60/PE wax from Shandong Polymer additives.

3

Poor surface quality

Poor toughness

1.Bad fusion and melt flow ability.

2.Unbalance of int./ext. lubricants

Use P-801/P-530 for thin foaming board, and P-600/P-700 series special for thick foaming board

View www.pvcchem.com or contact service@pvcadd.com for more advise