Material List
KD50
JIS standard: VF-70
Features
微粒WCの中で最も耐欠損性が高い材種。粉砕などの用途に向いています。
KD40より高Coとなる事で、耐衝撃性、破壊靭性が向上し破壊し難くなります。但し、耐摩耗性は3ランク低下します。
KD50が搭載される設備
| 粉砕機 |
KD50の用途
| 粉砕刃 |
KD50で生産される部品
| 生ごみ・ペットボトルのリサイクル |
KD50の特性
| 耐摩耗性 | 耐チッピング性 |
| 耐衝撃性 |
KD50を使用した超硬製品
その他の特徴
Physical Properties
| Our grades | Hardness (HRA) | Transverse rupture strength [GPa] | Co amount [％] |
|---|---|---|---|
| KD05 | 92.0 | 3.2 | 8 |
| KD10 | 91.0 | 3.4 | 10 |
| KD20 | 90.0 | 3.7 | 13 |
| KD30 | 89.0 | 3.7 | 16 |
| KD40 | 88.0 | 3.7 | 19 |
| KD50 | 84.5 | 3.0 | 28 |
| Reference: G3 | 90.0 | 2.7 | 8 |
| Reference: G2 | 91.0 | 2.5 | 6 |
Relation between wear-resistance and machining property for KD grade
Chipping-resistance characteristics
Comparison result of profile grinding test
Hardness and TRS
Fracture toughness value
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