Which foam methods do you adopt? Generlly speaking, the fillers are effective for melting foaming process, such as foam injection, foam extrusion. For batch foaming, I think the fillers have lilltle improvment.

If you want to have very fine cell strucure in the cross linked PE foam, using fillers is the wrong approach. Try using some additive that will generate carbon dioxide when heated.

Which foam methods do you adopt? Generlly speaking, the fillers are effective for melting foaming process, such as foam injection, foam extrusion. For batch foaming, I think the fillers have lilltle improvment.