
Design and Construct Hot Dip Galvanizing Plants both Domestically and Internationally

Add: Jinshan Bridge Zone, Xuzhou, Jiangsu, China
Mobile: 86-13805211808
Tel: 86-516-83168088
Email: xy-rjd@163.com
	Phosphating solution process:
	Oil remuving----rust removing(acid pickling)---rinsing---- parkerising---rinsing----closed----naturally airing
	Notice:24 hours shall not touch!
	Technical index:
	
| 
				 Appearance  | 
			
				 Specific gravity  | 
			
				 Operating fluid  | 
			
				 Total acidity  | 
			
				 Free acid  | 
		
| 
				 Clarification transparent liquid  | 
			
				 1.2~1.3  | 
			
				 1:10 in proportion dilution  | 
			
				 40 point~60 point  | 
			
				 10~17  |