The higher density of the foam is the better. Check the foam particle frequently, if its size is not uniform, maybe some problems happened, e. g., jam in the pipe, leakage or mechanical trouble.

发泡时泡沫颗粒应愈绵密愈好，应随时注意发泡颗粒是否大小均匀，反之，必有发泡管阻塞、漏气或故障。

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The higher density of the foam is the better. Check the foam particle frequently, if its size is not uniform, maybe some problems happened, e. g., jam in the pipe, leakage or mechanical trouble.

发泡时泡沫颗粒应愈绵密愈好，应随时注意发泡颗粒是否大小均匀，反之，必有发泡管阻塞、漏气或故障。

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