Plastic Polyhedral Hollow Ball Packing 
Model  Plastic Polyhedral Hollow Ball Packing
Material PP , RPP , PE , PVC , CPVC , PVDF , etc.
Specification of PP

Hollow Ball

 Surface area Free volume Bulk density Number per m3 Specification of PP material
(mm) (m2/m3) (%) (kg/m3) PCS
25 460 84 145 64000
38 325 87 125 25000
50 236 90 105 11500
76 150 92 90 3000