Stein VOP Ultra Series Optical Sorting System

Quartz sand purification presents a sorting challenge where even trace impurities carry outsized consequences — discolored particles, iron oxides, and gangue minerals at the 26–120 mesh range are often visually subtle yet chemically detrimental, capable of degrading the optical clarity, color consistency, and structural integrity demanded by high-grade industrial applications. For artificial stone manufacturers, solar glass producers, and quartz processors in the glass and ceramics industry, the ability to detect and remove these fine impurities with ultra-high precision — without introducing contaminants or consuming excessive energy — is the key to delivering final products that meet the exacting specifications of premium markets and command top-tier pricing. Ultra-high-resolution vision-based sorting is the key to achieving the purity levels that conventional systems simply cannot reach.

The Stein VOP Ultra Series is an ultra-high-precision vision-based sorting system custom-designed for the purification of quartz sand ranging from 26 to 120 mesh. Leveraging superior ultra-high-resolution RGB (UHR-RGB) imaging technology and sophisticated data processing, the system detects and removes fine impurities that compromise material quality — including discolored particles, iron oxides, and gangue minerals — delivering a final product that meets high-grade industrial specifications.

Its pollution-free operation and low energy consumption provide an economical and eco-friendly sorting solution — helping artificial stone manufacturers, solar glass producers, and quartz processors maximize product purity, eliminate quality-compromising impurities, and deliver quartz sand that meets the exacting standards of the glass and ceramics industry with unmatched confidence.

Technical Features

● Ultra-High-Resolution RGB Camera System

Detects impurities (e.g., iron spots, mica, feldspar) with >99% selectivity.

● Exclusively Designed Double-Layer Scanning and Sorting

Enables pre-sorting and re-sorting in a single pass, improving quartz purity and minimizing false rejects.

● Fine Powder Sorting Performance

Handles 26–120 mesh quartz powder, overcoming limitations of conventional sorters on fine particles.

● Non-Contact Sorting Technology

Contactless ejection via air nozzles preserves quartz purity without secondary contamination.

✦ Artificial Stone Manufacturers

✦ Solar Glass Producer

✦ Quartz Processors as Pre-Purification for High-Value Applications

Benefits

✦ Value Enhancement

Increases product value by 10–30% compared to traditional washing/acid leaching.

✦ Sustainable Production

Dry sorting process dramatically reduces wastewater and energy consumption compared to conventional purification methods.

✦ Operational Efficiency

One-machine solution reduces the need for multi-stage washing and drying, significantly faster than manual sorting with consistent quality output.

✦ Fast ROI

Typical payback period <12 months for high-purity quartz producers.

Specifications