Sodium Tetraborate Decahydrate 99% Industrial Grade Glass Glaze Metal Flux

Industrial Grade Borax (Sodium Tetraborate Decahydrate) Product Details

Product Introduction

Industrial-grade borax (Na₂B₄O₇·10H₂O) is a white crystalline powder with ≥99% purity and ≥11.3% boron content. Refined from high-quality boron ore, it offers excellent solubility and stability for glass manufacturing, ceramic glazes, metal welding, and corrosion protection.

Specifications

Product Grades

✅ Industrial Grade: Complies with HG/T 2957-2010
✅ Low Heavy Metal: Pb ≤10ppm, As ≤5ppm
✅ Custom Particle Size: 20-100 mesh available

Packaging

• 25kg/bag: Moisture-proof woven bag (PE liner)

• 50kg/drum: Sealed plastic drum (anti-caking)

Key Advantages

✔ High-Purity Boron: Consistent B₂O₃ content, minimal impurities
✔ Versatile: Stable in high-temperature/chemical processes
✔ Eco-Friendly: RoHS compliant, no hazardous byproducts
✔ Global Certifications: REACH registered, MSDS/COA provided

Applications

1. Glass Industry

   • Enhances thermal resistance and clarity

   • Used in optical glass and heat-resistant ware

2. Ceramic Glazes

   • Lowers melting point, improves gloss

   • Prevents glaze cracking

3. Metalworking

   • Welding flux (removes oxides)

   • Anti-corrosion surface treatment

4. Other Uses

   • Wood/textile preservative

   • Flame retardant additive

   • Laboratory reagent

Safety & Storage

⚠ Precautions:

• Avoid dust inhalation; wear masks and gloves

• Keep away from acids to prevent reactions

Why Choose Us?

✅ High-purity products, in compliance with international standards
✅ 30+ Years Chemical Manufacturing Experience
✅ Strict QC with Batch Traceability
✅ Global logistics, supporting sea and air transportation
✅ Technical support, providing customized solutions
✅ Factory direct supply, with strong price competitiveness