1.high transparency 2. high compressive strength8875MPa. 3.good thermal stability and excellent Moh's hardness10 Big size synthetic diamond 1,These products had through many strength test (Static compress strength, TI, TTI) magnetic separation, morphology consistent, with high compressive strength 8857MPa,.2,high purity ,toughness and good thermal stability3.excellent hardness: Moh's hardness104, ...