A Screw Sand Washing Machine is a type of equipment used to wash, تصنيف, and dewater sand and other granular materials in industries like mining, بناء, والمحاجر. It utilizes a screw mechanism to lift and clean the material while removing impurities.

الميزات الرئيسية & مبدأ العمل:
1. بناء:
- Consists of a rotating screw (auger) inside a trough or tub.
- Water inlet for washing and an overflow weir for removing impurities.

2. Working Process:
- The screw rotates, lifting sand from the bottom of the tank.
- As the sand moves upward, it is washed by water jets or immersion.
- الشوائب (فخار, تراب, مادة عضوية) are flushed out through the overflow weir.
- Clean sand is discharged at the top after dewatering.

3. المزايا:
- Efficient cleaning & high recovery rate (95%+).
- Low water consumption compared to bucket-wheel washers.
- Simple structure with minimal maintenance needs.
- Handles fine and coarse sand effectively.

4. التطبيقات:
- Washing natural sand or crushed sand for construction (أسمنت, mortar).
- ر

ving silt/clay from aggregates in quarries.
- معالجة المعادن (على سبيل المثال, خام الحديد, رمل السيليكا).

Types of Screw Sand Washers:
- Single Screw Washer: One spiral for small-scale operations.
- Double Screw Washer: Two parallel screws for higher capacity.

Comparison with Other Sand Washers:
| ميزة | Screw Washer | Bucket Wheel Washer | غسالة السجل |
||-|||
| Water Usage | قليل | عالي | معتدل |
| Fines Loss | الحد الأدنى | أعلى | معتدل |
| سعة | واسطة | عالي | عالي |
| صيانة | قليل | معتدل | عالي |

اعتبارات الاختيار:
- نوع المادة (مقاس, محتوى الطين).
- Required Output (طن/ساعة).
- Water Availability & Recycling System.

Would you like details on installation, صيانة, or specific models?