Premium Quartz Grits & Quartz Powder — Export Quality from Sri Lanka

High-purity silica materials for foundry, glass, ceramics, abrasives, coatings and industrial fillers. Bulk supply, custom mesh sizing, worldwide shipping.

High-purity quartz (custom SiO₂ % available) — suited for industrial & refractory use

Custom gradations: 4–325 mesh / 0.05 mm–12 mm — selected by process engineers

Export experience — global logistics, competitive FOB/CIF, timely shipments from Sri Lanka

99.8%
Max SiO₂ Purity
50+
Countries Served
24h
Response Time
100%
COA Certified
5+
Years Export Experience

Our Products

Industry-grade quartz materials engineered for precision, purity, and performance

Quartz Grits - Industrial Grade

Quartz Grits

Industrial & foundry-grade quartz grits, screened and graded for sand-blasting, foundry moulds, quartz slabs, and ceramic bodies.

  • Purity: 95–99.8% SiO₂ (custom grades available)
  • Mesh sizes: 4–325 mesh, custom gradations
  • Applications: Foundry, abrasives, glass, construction
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Quartz Powder - Silica Flour

Quartz Powder

Finely milled quartz powder (silica flour) for fillers, extenders and functional additives in coatings, rubber, plastics, and ceramics.

  • Particle size: Sub-micron to 200 mesh (custom milling)
  • Purity options: Industrial to high-purity grades
  • Applications: Paints, rubber, plastics, refractory
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Trusted by Industries Worldwide

Our high-purity quartz materials serve critical applications across multiple sectors

Electronics & Semiconductors

Ultra-pure quartz for silicon wafers, photolithography, optical fibers

Glass Manufacturing

Container, flat glass, specialty glass

Foundry & Casting

Sand moulds, investment casting

Paint & Coatings

Fillers, matting agents

Rubber & Plastics

Reinforcement, compounds

Construction

Concrete, engineered stone

Ceramics & Tiles

Body, glaze formulations

Abrasive Blasting

Surface preparation

Refractory

High-temp applications

Solar & Renewables

Photovoltaic, solar panels

About quartz.lk

Sri Lanka's dedicated supplier of industrial-grade quartz grits and quartz powder, serving foundries, refractory manufacturers, glassmakers, ceramic producers, and coating industries worldwide.

We recognized that industrial buyers — from foundry engineers to coating manufacturers — need more than just raw material. They need precise specifications, consistent batch quality, transparent documentation, and dependable supply chains.

Learn More About Us →
Quartz Processing Facility

Our Vision

To become the most trusted global supplier of industrial quartz materials by consistently delivering superior quality, technical expertise, and reliable service to manufacturers worldwide.

Our Mission

To provide industrial buyers with high-purity quartz materials backed by technical expertise, rigorous quality control, and export logistics that meet international standards — enabling our customers' manufacturing success.

Technical Resources & Insights

Expert guides to help you select the right quartz specifications

Our Facility & Operations

State-of-the-art processing and quality control

Technical Excellence

Precise specifications for industrial applications

High Purity

  • SiO₂: 95.0% - 99.8%
  • Fe₂O₃: <200 ppm (high-purity)
  • Al₂O₃: <0.5% (premium grade)
  • LOI: <0.2%

Particle Control

  • Grits: 4 mesh - 325 mesh
  • Powder: 3µm - 75µm D50
  • Custom D10/D50/D90 available
  • Laser diffraction tested

Documentation

  • Certificate of Analysis (COA)
  • Technical Data Sheet (TDS)
  • Material Safety Data (MSDS)
  • Third-party SGS testing

Why Choose Quartz.lk

Your trusted partner for premium silica materials

Industry-Grade Consistency

Engineered to meet foundry, glass and coatings standards with every batch

Competitive Pricing

Lower cost base from Sri Lanka with fast port access for global markets

Technical Support

Expert guidance to match mesh, grade and processing with your needs

Export Reliability

COA with every shipment and flexible MOQ for long-term contracts

Quality Testing & Certifications

Every batch tested to international standards

We test every batch for silica content (SiO₂), particle distribution, heavy metals (Fe₂O₃), moisture and loss on ignition (LOI). Certificates of Analysis (COA) and material Technical Data Sheets (TDS) are supplied with every shipment.

COA
Certificate of Analysis
TDS
Technical Data Sheet
ISO
Quality Management
SGS
Third-Party Testing

Global Logistics & Export

Seamless shipping to buyers worldwide

Shipping & Export

  • FOB / CIF pricing to major global ports
  • 20ft/40ft FCL, bulk vessel and LCL options
  • Complete export documentation included
  • Lead times: 7–21 days typical

Payment & Terms

  • T/T and LC available for established buyers
  • Incoterms: FOB Colombo / CIF / EXW
  • Flexible minimum order quantities
  • Long-term contract pricing available

Ready to Source Premium Quartz?

Request a quote, sample, or technical specification today