Walnut shell material of high quality walnut shell as raw material, crushing, polishing, steam cleaning, drug preservative treatment, two filter processed.
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。
Walnut shell material of high quality walnut shell as raw material, crushing, polishing, steam cleaning, drug preservative treatment, two filter processed.
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。
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