Zinc Ingots (SHG / High‑Grade)

Description

1. Product Overview
Zinc Ingots (Special High Grade / High‑Grade) are 99.995% minimum purity zinc blocks, produced via electrolytic or distillation refining for maximum consistency. They serve as the essential raw material for galvanizing steel (automotive, construction, infrastructure), die‑casting alloys, brass production, and corrosion‑resistant coatings. The strategic value lies in their unmatched corrosion protection life cycle, directly reducing maintenance costs and extending asset longevity in critical industries. As global infrastructure and EV manufacturing accelerate, securing high‑grade zinc supply is a cornerstone of supply chain resilience and cost predictability.

2. Key Specifications & Technical Characteristics

• Chemical Composition (SHG 99.995% min):

  • Zn ≥ 99.995%

  • Pb ≤ 0.003%

  • Cd ≤ 0.002%

  • Fe ≤ 0.002%

  • Cu ≤ 0.001%

  • Sn ≤ 0.001%

• Grade Options: SHG (99.995%) and High‑Grade (99.95%) per ASTM B6 / LME specifications

• Physical Form: Trapezoidal / 25–30 kg ingots; silver‑grey metallic surface, oxide‑free, clean edges

• Density: 7.14 g/cm³

• Melting Range: 419–420°C

• Packaging Options:

  • Steel strapped bundles (approx. 1 MT per bundle)

  • Shrink‑wrapped on wooden pallets or export pallets

  • Container load: 25–27 MT per 20’ FCL

• Shelf Life: Unlimited if stored in dry, ventilated, non‑acidic conditions; no degradation in performance

3. Core Industrial Applications

• Hot‑Dip Galvanizing (Primary Industry – Steel, Construction, Automotive)
  Use case: Coating steel beams, guardrails, transmission towers, auto body panels.
  Why SHG outperforms: Ultra‑low lead and iron content eliminates dross formation, improves bath fluidity, and produces a smoother, uniform coating – reducing zinc consumption by 5‑8% vs. standard grade.

• Die‑Casting Alloys (Automotive, Electronics, Hardware)
  Use case: Precision components like door handles, carburetor bodies, connectors.
  Advantage: High purity ensures excellent fluidity, dimensional stability, and minimal porosity – lowers scrap rate and extends die life.

• Brass & Bronze Production (Plumbing, Decorative, Electrical)
  Use case: Manufacturing rods, sheets, plumbing fittings.
  Benefit: Consistent copper‑zinc mixing yields predictable mechanical properties and color matching – critical for high‑volume continuous casting.

• Corrosion‑Protection Coatings (Marine, Off‑shore, Chemical Plants)
  Use case: Zinc‑rich primers, thermal spray, electroplating.
  Performance gain: SHG purity maximizes cathodic protection efficiency, achieving >20 years of asset life in marine environments.

4. Competitive Advantages

• Quality Consistency: Every batch is LME‑brand registrable; random sampling per ISO 9001:2025 with spectrographic certification provided.

• Supply Reliability: Direct from integrated smelters with 50,000 MT/month capacity; multi‑warehouse network (Rotterdam, Busan, Houston, Shanghai) ensures 2‑week lead times to major industrial hubs.

• Logistics Capability: Full ownership of in‑house container loading, inspection, and fumigation – no third‑party delays. Real‑time tracking from mill to port.

• Price Competitiveness: Fixed quarterly contracts plus LME‑linked floating pricing; volume discounts from 500 MT/month eliminate spot market volatility.

• Sustainability: Low‑carbon production (hydroelectric or natural gas‑based) with ≤1.2 t CO₂ per ton of zinc – 40% below industry average. Full traceability from mine to ingot, compliant with EU CBAM and REACH.

• Technical Support: On‑call metallurgical engineers for alloy optimization, dross reduction analysis, and inventory forecasting – no additional fee for contract buyers.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): 20 metric tons (BULK) – equivalent to one full 20’ container or truckload

• Loading Capacity per 20’ FCL: 25–27 metric tons (depending on palletization and strapping method)

• Incoterms Available: FOB, CIF, CFR, EXW (smelter gate)

• Lead Time: 7–10 days after LC/DP confirmation (stocked ports); 20–25 days for direct smelter production

• Payment Terms: LC at sight, LC 30–60 days (for qualified buyers), or T/T advance with balance against BL copy