Pebble Sorting Plan
The product’s color-sorting range covers nearly one hundred types of non-metallic and metallic minerals, including quartz stone, quartz sand, fused quartz, glass, silica, barite, potassium feldspar, perlite, dolomite, fluorite, calcite, gypsum, calcium carbonate, crystal, marble, granite, salt mines, jade, phosphate rock, talc, wollastonite, pebbles, glass, alumina, copper oxide, rare-earth ores, hematite, tungsten ore, gold ore, manganese ore, and more.
Category:
Product Description
I. Product Applications:
This equipment offers a wide color-sorting range: for dry sorting, particle sizes from 16 mesh to 5 cm can be selected; for wet sorting, particle sizes from 8 mm to 5 cm are available. It is primarily designed for sorting pebbles, with applications spanning nearly a hundred non-metallic materials, including quartz, silica, barite, potassium feldspar, dolomite, fluorite, glass, calcite, gypsum, calcium carbonate, rock crystal, marble, granite, salt mines, jade, phosphate ore, talc, wollastonite, pebbles, kaolin, and more. A key feature is its dual-layer conveyor belt with free-fall discharge, which supports mixed-material color sorting. The machine delivers high sorting accuracy, large throughput, minimal carryover of good material, high yield of finished product, strong operational stability, low overall power consumption, and excellent cost-effectiveness—giving it highly distinctive advantages over comparable equipment.
II. Product Model and Technical Specifications:
| Product Model | KS4-1200 |
KS4-1650 |
KS4-1950 |
| Number of channels | 512 |
640 |
768 |
| Production (th) | 15-25 |
20-30 |
25-35 |
| Net Selection Rate (%) | ≥99 |
≥99 |
≥99 |
| Power supply voltage (V/Hz) | 220/380 (50 Hz) |
220/380 (50 Hz) |
220/380 (50 Hz) |
| Power (kW) | 6.5 |
8 |
10 |
| Air supply pressure (MPa) | 0.5-0.8 |
0.5-0.8 |
0.5-0.8 |
| Air consumption (L/min) | <4.5 |
<4.5 |
<4.5 |
| Machine Weight (kg) | 2450 |
2600 |
2830 |
| External dimensions (length × width × height) (mm) | 4907*1820*2727 |
4907*2120*2727 |
4907*2420*2727 |
Note: The above production figures are based on quartz stone with a particle size range of 1–5 cm (including 5% impurities).
III. Technical Advantages of the Product:
01. Image and Algorithm Processing System
Cutting-edge international DSP+FPGA processing technology, combined with color and spatial analysis and a variety of sophisticated algorithms, delivers “color sorting + shape sorting” capabilities tailored to different materials. Users can freely configure multiple modes, enabling selection from among tens of thousands of material types.
02. Camera Image Acquisition System
Imported high-precision camera lenses ensure clear and accurate images;
Employs an imported, high-precision, 5,400-pixel, high-speed linear full-color smart CCD for high-definition recognition and rapid sorting.
03. Self-priming nozzle and valve actuation mode
Adopts a professional high-speed pneumatic valve, offering fast response, low power consumption, and extended service life;
Reduced gas consumption, faster response, more precise strikes, smaller blast radius, and higher output;
Service life of over 10 billion cycles.
04. Light Source System
LED optical design system with multiple light source options to accommodate different materials;
Addressing issues such as high temperature, significant power loss, and short lifespan of LED light sources caused by prolonged operation;
Ensure the LED light source remains durable and long-lasting under constant temperature conditions.
05. Feeding System
An advanced material-feeding detection system is employed to ensure uniform material flow.
06. Crawler Conveyor
The use of a tracked conveyor system delivers excellent color-sorting performance and stable material conveyance, effectively increasing the carry-out ratio and sorting purity while also significantly reducing the breakage rate of materials during the color-sorting process.
07. Flexible mode with a wide range of applications
Corresponding operating modes have been designed for different materials, enabling a single machine to perform color sorting on multiple material types.
08. Operating System – Simple and Easy to Use
Touchscreen displays provided by professional manufacturers, coupled with an intuitive human-machine interface and a clear, easy-to-understand operation menu, enable simplified setup and allow customers to quickly master the various functions of the color sorter.
IV. Color Sorting Results
Pebble Color Selection Case |
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Pebble raw material |
Finished pebbles |
Pebble waste |
V. Color Sorting Site:


