http://www.kimberlycarbide.com..../carbide-inserts-and Carbide Inserts and Tips made in China Application: Sand rock was crushed into sand, and some mine rock need to crushed or pressing rolled to powder, the working parts always need carbide strip or carbide tips. Performance: GradeCo 锛?锛?/p>Density (g/cm3)Hardness HRATransverse Rupture Strength MpaPorosityImpact Strength (J/cm2)Fracture Toughness (KIC Mpa.m1/2) KD202M8.0014.6-14.7588.0-89.52600A02B00C003.1912.7 KZ202H8.0014.65-14.8087.5-89.02600A02B00C004.8717.3 KZ30310.0014.45-14.6087.5-89.02700A02B00C005.3920 Facility: Kimberly carbide has 2 Spray Dry Towers, 15 high