核桃壳滤料采用优质山核桃壳为原料,经过破碎、抛光、蒸洗、药物防腐处理,两次筛选加工而成。此滤料坚韧、耐磨、抗压(抗压力为23.4kgf),化学性能稳定,吸附截污性强(吸附率为27-50%),抗油浸,易反洗再生,反冲洗强度低(6.7L/Sm2),滤速快(24-26m/h),不板结,不腐烂,永不更换,每年只需补充5-10%即可。油去除率达95%,含油降至5mg/g以下。适用于油田、节油环保设备等方面。 | ||||||||||||||||||||
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Test item | test data | test item | test |
Oil removal efficiency | 90-95% | Backwashing strength | 25m3/m2.h |
Suspended solids removal rate | 95-98% | Water flushing pressure | 0.32MPa |
Filtration rate | 20-25m/h | way of protecting | Additional 5-10% per year |
The proportion | 1.5g/cm3 | bulk density | 0.8g/cm3 |