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rough gem stone supplier
rough gem stone supplier

1.Sizes:1.0mm-4.2mm 2.decorating and cutting tools 3.Transparent yellow 4.Eletroplate&polishing

Item: big size synthetic diamond (YWD)


Color: Yellow pure


Size: 1.0mm, 1.5mm, 2mm, 2.2mm, 2.4mm, 2.6mm, 2.8mm, 3.0mm


Weight: 1ct for 5pcs, 1ct for 7pcs, 1ct for 8pcs, 1ct for 9pcs, 1ct for 12 pcs, 1ct for 17pcs etc.  


Grade:   YWD 25, YWD 30,  YWD 50,  YWD 70  YWD 80 YWD 90 for different purity.


YWD 80 and 90 is the best quality stones made in lab condition, the production quantity will be few, but can achieve gemstone grade, the hardness is same with natural diamond, so our  80 and  YWD 90 synthetic diamond can be used as jewelleries.


Application: jewellery processing tools, dressing tools, petrol drilling, construction, engineering, mechanical processing etc. 


YWD 2290

 consistent crystal color, regular shape, good trandparancy, high strength and great thermal stability, applied to make tools for sawing all kinds of hard stone and concrete, also suitable for geological drills.


YWD 2180

 complete crystal shape, perfect cubic octahedron, good diaphaneity, high impact strength and thermal stability, suitable for high grade cutting, drilling, and grinding tools.


YWD 2160

 complete crystal shape with full surface, good diaphaneity and low impurity, high strength, suitable for circular saws, frame-saw and geological broaches.


YWD 2140

 comparatively regular crystal shape, high mechanic strength, beolonging to middle grade, containing more regular crystal, suitalbe for grinding and free-cutting tools, grinding wheels which work with medium load.


YWD 2130

 comparatively regular crystal shape, high mechanic strength .containing some regular crystais, suitable for grinding and cutting tools, grinding wheels work with medium load .


YWD 2125

 comparatively regular crystal shape , medium strength,belonging to medium and low grade, suitable for cutting tools and grinding wheels that work with medium and low load.


YWD 2120

 irregular crystal shape , low strength, belonging to low grade, suitalble for grinding tools and wheels that work with low load.





rough gem stone supplier

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