... . Welcome to contact us This product line is a soap complete line starting from oil melting, saponifying, vacuum drying ... and cooling, milling soap noodles, vacuum extruding and then cutting into soaps. This product ... , etc.), caustic soda (NaOH), sodium-chloride (NaCl), sodium silicate, fragrance, pigment, etc. 3. Production Process: Mix and melt oil --> ...