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Prepackaged Magnesium Anode with Backfill for Dry Rocky Sandy Soil Cathodic Protection
Подробная информация о продукте:
| Место происхождения: | Хунань, Китай |
| Фирменное наименование: | High Broad |
| Сертификация: | ASTM G-97, ISO 9001, DNV |
| Номер модели: | ХБ-ПП-HRS |
Оплата и доставка Условия:
| Количество мин заказа: | 10 килограммов |
|---|---|
| Цена: | USD 4-6 / Kilogram |
| Упаковывая детали: | Хлопковый мешок или картонная коробка с засыпкой, запечатанная эпоксидной смолой, на поддоне со стал |
| Время доставки: | 14 дней за 1 FCL |
| Условия оплаты: | T/T, L/C, Western Union, PayPal |
| Поставка способности: | 300 метрических тонн в месяц |
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Подробная информация |
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| Материал: | Высокопотенциальный магниевый сплав (MGM1C) | тип анода: | Расфасованный жертвенный литой магниевый анод |
|---|---|---|---|
| Состав засыпки: | Гипс 75%, Бентонит 20%, Сульфат натрия 5% | Открыть напряжение цепи: | От -1,70 до -1,75 В (по сравнению с Cu/CuSO4) |
| Тип кабеля: | ПВХ/ПВХ, СПЭ/ПВХ, ВМПЭ | Размер кабеля: | 6 мм², 10 мм², 16 мм² (#12 AWG) |
| кабельное соединение: | Герметизация из эпоксидной смолы, сопротивление < 0,001 Ом. | Доступные веса: | 4 фунта, 9 фунтов, 17 фунтов, 32 фунта, 48 фунтов |
| Материал сумки: | Перерабатываемый хлопковый мешок, экологически безопасный | Диапазон сопротивляемости почвы: | До 10 000 Ом·см |
| Выделить: | Prepackaged Magnesium Backfill Anode,Dry Rocky Soil Protection,Sandy Soil Cathodic Protection |
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Характер продукции
Prepackaged Magnesium Sacrificial Anode Backfill for Dry Rocky Sandy Soil
This prepackaged magnesium sacrificial anode features a carefully formulated backfill mixture designed to overcome the challenges of high resistivity dry rocky and sandy soil environments. The backfill material creates a localized low-resistivity zone around the anode, ensuring consistent current output even when the surrounding soil lacks sufficient moisture and electrolyte conductivity.
Backfill Technology for Challenging Soil Conditions
- Optimized Backfill Formula: 75% Gypsum + 20% Bentonite + 5% Sodium Sulphate creates a moisture-retaining and ionically conductive environment that sustains anode activity in dry soil
- Rapid Wetting Properties: The backfill mixture absorbs and retains moisture, creating a protective conductive envelope that prevents anode passivation in sandy and rocky terrains
- Environmental Safety: Backfill contains harmful elements below international safety standards: Cadmium ≤1ppm, Arsenic ≤1ppm, Mercury ≤1ppm, Lead ≤10ppm
- Self-Conditioning: As the anode discharges, the backfill maintains a stable chemical environment that prevents the formation of resistive films on the anode surface
Technical Specifications
| Anode Material | High Potential Magnesium Alloy (MGM1C) |
| Open Circuit Voltage | -1.70 to -1.75V (vs Cu/CuSO4) |
| Backfill Composition | Gypsum 75%, Bentonite 20%, Sodium Sulphate 5% |
| Packaging | Cotton bag or cardboard carton with backfill powder |
| Cable Specification | #12 AWG Copper Lead Wire, 10 feet standard length |
| Cable Insulation | PVC/PVC, XLPE/PVC, or HMWPE |
| Connection Sealing | Epoxy resin sealed, resistance < 0.001 Ohm |
| Available Sizes | 4lbs, 9lbs, 17lbs, 32lbs, 48lbs and custom |
Performance in Different Soil Conditions
| Soil Type | Typical Resistivity | Backfill Benefit | Protection Level |
|---|---|---|---|
| Dry Sandy Soil | 5,000-10,000 ohm·cm | Moisture retention + ionic conductivity | Excellent |
| Rocky Terrain | 3,000-15,000 ohm·cm | Contact surface enhancement | Excellent |
| Gravel / Stony Soil | 2,000-8,000 ohm·cm | Uniform current distribution | Very Good |
| Moist Clay Soil | 500-2,000 ohm·cm | Enhanced current output | Good (bare anode sufficient) |
| Wet Organic Soil | 200-1,000 ohm·cm | Extended service life | Good |
Key Advantages Over Bare Anodes in Difficult Soil
- Eliminates Dry Contact Issues: The backfill fills voids between the anode and rocky/sandy soil, maximizing effective contact area
- Reduces Ground Resistance: Backfill lowers the anode-to-earth resistance by up to 40% compared to bare anodes in sandy soil
- Uniform Current Distribution: Ensures even consumption of the anode material, maximizing service life and cost-effectiveness
- Simplified Installation: Ready-to-install with pre-attached cable, eliminating the need for on-site backfill mixing
Applications
- Underground pipelines in desert and semi-arid regions
- Storage tank farms in sandy soil environments
- Well casings and sub-surface structures in rocky terrain
- Pipeline networks in mountainous and gravel-rich areas
- Electrical grounding grids requiring corrosion protection in dry soil
- Gas distribution networks in high resistivity soil conditions
Quality Assurance
All prepackaged anodes undergo rigorous quality inspection including cable connection resistance testing, backfill composition verification, and electrochemical performance evaluation per ASTM G-97. Each unit is traceable with batch numbers. With 5,000 metric tons annual production capacity and over 20 years of manufacturing experience, we consistently deliver reliable cathodic protection solutions to projects worldwide.
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