Processing Machinery
8 visualizaciones
Insufficient PVA mixing
Fenómeno del problema
After PVA is blended with filler/additives, dispersion uneven with local agglomeration
Análisis de la causa
Screw mixing section length insufficient; insufficient number of kneading blocks; improper feeding method, additives not in full contact with PVA
Solución
1) Increase screw mixing section length to 3-4D; 2) Increase the number of kneading blocks; 3) Add additives through the side feed port afterward to increase mixing time
Conclusión clave
Insufficient mixing is caused by improper screw design; increasing the mixing section is the key
¿Le ha resultado útil?
0 personas encontraron esto útil
¡Gracias por sus comentarios!