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MPCVD Machine Producing Situation | ||||||||||||
Item number | CVD Diamond Size | Producing time | Pieces in a machine/ size | Thickness/ piece | Carat/ piece ( ct) | Quantity/ pc machine( cts) | ||||||
1 | 7x7 mm | 25-35 days | 21 | 4.0 - 5.0 mm | 3.8 - 5.1 | about 100 | ||||||
2 | 8x8 mm | 25-35 days | 18 | 5.2 - 5.5 mm | 5.1 - 6.8 | about 100 | ||||||
3 | 9x9 mm | 25-35 days | 13 | 5.2 - 5.8 mm | 6.5 - 8.5 | about 100 | ||||||
4 | Total about 600 carats rough diamond for 6 pcs machines in a month | |||||||||||
5 | Total 850 carats a month, including all the diamond pieces. The good product rate is about 60% - 70%. | |||||||||||
Stock Situation/ Price Volume for a Month( 6 pcs machines) | ||||||||||||
Item number | Quality grade | Carat range ( ct) | Quantity/ piece about | Carat/ size( ct) | |
5 | Cut to loose diamond GH, VVS,VS | 3.8 - 3.99ct | 9 | 40 | |
6 | 4.0 - 4.99ct | 29 | 140 | ||
7 | 5.0 - 5.99ct | 22 | 120 | ||
8 | 6.0 - 6.99ct | 27 | 180 | ||
9 | 7.0 - 7.99ct | 14 | 100 | ||
10 | 8.0 - 8.5ct | 3 | 20 | ||
11 | TOTAL | 104 | 60 | ||

Auxiliary equipment list | ||||
Item Name | Quantity ( pcs) | Remark | ||
MPCVD machine | 6 | The following is the configuration of 6 MPCVD | ||
Laser cutting machine | 2 | Can be purchased in local. Care of cutting accuracy and efficiency | ||
Grind & polish machine | 6 | |||
Hydrogen Generator | 3 | |||
Gas pipeline | 15 | |||
Electricity | Purchased in India | |||
Cooling system | 12 | Searched in local | ||
A batch of office test equipment | 1 | |||
Diamond seed 7X7MM | 252 | |||
Diamond seed 8X8MM | 212 | |||
Diamond seed 9X9MM | 180 | |||
Total | 689 | |||
Item Name | Model | Quantity (set\\ pc) | Country of origin | Remark |
6KW/2450Hz Solid-state microwave source 6KW/2450Hz | 1 | Made in China | ||
Microwave transmission system | Dispatcher MPT-2012 waveguide | 1 | Made in China | |
Mode converter | MPM-2050 | 1 | Made in China | |
Microwave reaction chamber | DOWNSTREAM MPP-2050 | 1 | Made in China | |
Sample holder system | First floor lift | 1 | Made in China | |
Gas flow system | 4-way gas mass flow meter: H2 CH4 CO2 N2 | 4 | Made in Japan | User selectable range |
Gas vacuum valve and filter | 1 batch | Made in Japan | ||
Gas system connection components | 1 batch | Made in Japan | ||
Vacuum system | Vacuum valve and filter | 1 batch | Made in Japan | |
Vacuum, chamber, vacuum pipe | 1 | Made in China | ||
Vacuum pump, supporting, vacuum valve | 1 | Made in China | ||
Measurement | Vacuum gauge | 1 | Made in China | |
Thin film vacuum gauge | 1 | Made in China | ||
Infrared Thermometer | 1 | Made in China | ||
Electric control system | PLC | 1 | Made in Germany | |
touch screen | 1 | Made in China | ||
Water cooling system | Cooling water temperature and flow monitoring | 3 | Made in Japan | |
Control chassis/cabinet | 1 | Made in China | ||
Power Supply | User self-provisioning | |||
Circulating chiller | User self-provisioning | |||
Gas cylinders, stainless steel gas pipes, water pipes, power distribution, exhaust pipes | User installed in place |




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