JOINT CARBIDE CO., LTD.
Our mission: to provide the best overall polishing solution for the machinery manufacturing industry.
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1. 100% virgin raw materials.
2. Various kinds of grades are availalbe based on customer's application.
3. we have professional advanced production line and inspeciton equipments to ensure high quality products.
4. Precision Ground and high polishing process
5. High wear resistance,high hardness and impact toughness
6. Advanced technology , precise grinding.
| Chinese Grade | Equal to ISO Category Number | chemical composition | Physical mechanical properties |
Application | |||||
| WC | Co | Density | Bend Strength | Hardness | |||||
| % | % | g/Cm3 | N/mm2 | HRA | |||||
| YG3 | K01 | 96.5-97 | 3 | 14.9-15.3 | ≥1180 | ≥91.0 | It is suitable for the finishing of cast iron, non-ferrous metals, alloys and non-metallic materials, and semi-finishing vehicles for intermittent cutting. | ||
| YG6X | K10 | 93.5 | 6 | 14.8-15.1 | ≥1420 | ≥92 | Finishing of chilled hard alloy cast iron and heat resistant alloy steel and ordinary cast iron | ||
| YG6 | K20 | 94 | 6 | 14.7-15.1 | ≥1600 | ≥91 | Cast iron, non-ferrous metals and alloys, non-metallic materials, medium to cutting, semi-finishing and finishing. | ||
| YG8 | K20-K30 | 92 | 8 | 14.5-14.9 | ≥1600 | ≥90 | Suitable for casting of cast iron, non-ferrous metals and their alloys and non-metallic materials. | ||
| YG10 | K40 | 90 | 10 | 14.3-14.7 | ≥1900 | ≥89 | It is used for large batch production and has excellent strength and toughness. | ||
| YG15 | K30 | 85 | 15 | 13.9-14.2 | ≥2100 | ≥87 | Forging, perforating and stamping tools for steel bars and steel tubes with high compression ratios and working under large stresses | ||
| YG20 | K30 | 80 | 20 | 13.4-13.7 | ≥2500 | ≥85.5 | Stamping die, stamping watch parts, musical instrument spring piece; | ||
| YG30 | 70 | 30 | 12.75 | ≥2500 | ≥82.8 | High toughness | |||