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Walnut shell filter media
1.Application:
(1)widely used in oil, chemicals, leather and other industrial 

wastewater treatment and urban water supply and drainage works, is the 

best variety of filters for water purification filter 
material.
(2)polishing material and eyewear accessories, pearl jewelry, buttons, 

electronic parts, stamping parts, and other industries polishing 

deburring
2.Product packing
25 kg/bag,double woven bag packaging, export tons of bags are 

available,and can also be adjusted according to customer requirements 

for production
3.Advantages:Walnut shell is a natural material tumbling to do with it 

will not damage the abrasive surface, good polishing effect, etc., 
(a) compression capability diameter of 1.25-1.60mm of walnut shell 

particles, the average compression limit to 0.2295KN (23.40kgf). 

Diameter of 0.80-1.00mm of walnut shell particles, the average 

compression limit of 0.165KN (16.84kgf). 
(b) chemically stable, non-toxic substances, acids, alkalis, dissolved 

in water is very small, walnut shell loss in hydrochloric acid solution 

was 4.99%, the loss in sodium hydroxide solution was 3.8%, not cause 

deterioration of water quality.
4.Transportway:shipping by sea for big order
transportation by air for small order and samples

5.Specification: 
           3# 8mm               4# 6mm
           5# 5.00-4.00mm      16# 1.180-1.060mm
           6# 4.00-3.15mm      20# 0.950-0.850mm
           8# 2.80-2.36mm      14# 0.800-0.630mm
           10# 2.00-1.80mm     30# 0.600-0.560mm
           12# 1.74-1.66mm     36# 0.530-0.450mm
           14# 1.40-1.25mm     46# 0.425-0.355mm