CÁT XANH MANGAN

(MANGANESE GREENSAND)

• ĐÓNG GÓI: 1 Cu.ft / Bao (38,5 KG)
• CÔNG DỤNG: KHỬ SẮT, MANGAN
• ỨNG DỤNG: LỌC NƯỚC DÂN DỤNG VÀ CÔNG NGHIỆP

PHYSICAL PROPERTIES

· Color: Black

· Bulk Density: 85 lbs./cu. ft.

· Specific Gravity: 2.4-2.9

· Effective Size: 0.30-0.35 mm

· Uniformity Coefficient: 1.6

· Mesh Size: 18-60

· Attrition Loss Per Year: 2%

· Bag: 1 Cu.ft (85 lbs = 38,5 KG)

CONDITIONS FOR OPERATION

· Water pH range: 6.2-8.5

· Maximum water temperature: 80°F/26.7°C

· Bed depth: 30 in.

· Freeboard: 50% of bed depth (min.)

· Regeneration: 1.5-2 oz of KMnO4 by  weight per cu. ft.

· Service flow rate: 3-5 gpm/sq. ft., 8-10 gpm/sq. ft. intermittent flow possible

· Backwash flow rate: 10-12 gpm/sq. ft.

· Backwash bed expansion: 40% of bed depth (min.)

· Maximum practical limit of iron (Fe++) or manganese (Mn++) in raw water: 15 ppm

· Maximum practical limit of hydrogen sulfide (H₂S): 5 ppm