Processing Machinery
5 görüntüleme
Insufficient PU mixing
Sorun Belirtisi
After blending PU with fillers/additives, dispersion uneven, local agglomeration
Neden Analizi
Screw mixing section length insufficient; insufficient number of kneading blocks; improper feeding method, additives not fully in contact with PU
Çözüm
1) Increase screw mixing section length to 3-4D; 2) Increase number of kneading blocks; 3) Add additives after the side feed port to increase mixing time
Temel Çıkarım
Insufficient mixing is caused by improper screw design; increasing the mixing section is key
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