Big size HPHT Rough synthetic diamond for polishing purpose

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US $2-30 / Carats | 50 Carat/Carats (Min. Order)
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Quick Details
Place of Origin:
Henan, China (Mainland)
Brand Name:
synthetic diamond
for making tools
Abrasive Grain Sizes:
1.6mm to 4.2mm
Slight yellow
Asscher cut
Supply Ability
Supply Ability:
10000 Carat/Carats per Month
Packaging & Delivery
Packaging Details
plastic bags
Product Description


1.We select domestic high grade single crystal diamond as raw material.Its static pressure resistance,abrasion resistance and thermal stability precede the industry stanards.

2.The crystal is almost in round shape.There are few particles being adsorbed on the surface as well as no niddle-like or plate-shapped particle.


Recommended usage:

The diamond is used in industries which have high requirement of grinding and polishing and surface finishing,such as precise instrument industry and they are also applied to those industries which have high requirement of  impurity  content, including plating,diamond compact.


Item: big size synthetic diamond (YWD)


Size: 1.0mm, 1.5mm, 2mm, 2.2mm, 2.4mm, 2.6mm, 2.8mm, 3.0mm 3.2mm 3.4mm 3.6mm 3.8mm 4.0mm 4.2mm


Weight:   1ct for 1pcs 1ct for 3 pcs1ct for 5pcs, 1ct for 7pcs, 1ct for 8pcs, 1ct for 9pcs, 1ct for 12 pcs, 1ct for 17pcs etc.  


Grade:   YWD 20, YWD 40,  YWD 80,  YWD 90 YWD 91 for different purity.


YWD 90 and 91 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  90 and  YWD 91 synthetic diamond can be used as jewelry



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


Detailed description:


YWD 90

 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 80

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

 YWD 60

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

 YWD 40

 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.


Packaging & Shipping


Our Services

we can supply rough yellow and white diamond both. 

Rough whtie 

Clarity: VVS to VS 

Size: 1.0mm to 3.0mm 

color: F G H 


Rough yellow :

Rough yellow is mainly used in Industrial grade, and some better purity can used in jewelry also. 

Company Information

Henan Yinwang Trade Co., Ltd.  loated in zhengzhou city of   Henan Province.


Our main products include :

1. Synthetic diamond ( big size hpht diamond, small size diamond grit, diamond powder and so on )

2. Diamond tools ( diamond cutting wheel, superthin diamond cutting wheel, diamond dicing blade, internal grinding wheel and so on )

Product show:




1.which color is possilbe ?

    white color and yellow color both


2.which size is available ?

   yellow color available size is 1.8mm 2.0mm 2.2mm 2.4mm 2.6mm 2.8mm 3.0mm 3.2mm 3.4mm 3.6mm

   white color available size is 1.0mm 2.0mm 3.0mm 


For more information please contact:

Skype ID: stelerhi

Mobile: 0086 18339244861

What's up: 0086 18339244861

Wechat: XH947177795