FEATURES :
The "WH" type is nonmagnetic . Material quality of this company product ceramics is "Zirconia".
"Zirconia" Is also called as “the Soviet diamondâ€
The Zirconia is extremely rare in natural, but the present by the artificial method synthesis, widely serves as frequently the(diamond) substitute commodity.
Zirconia characteristic; toughness is strong. the Wearability .Degree of hardness is high. is same with the diamond degree of hardness.
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