Attention on Tool Price Hikes: Cutting Tool Lifespan 'More Than Doubled' in Casting Machining

Dixim MP Co., Ltd. has confirmed that their 'DK Cryo Process' cryogenic treatment for metal materials extends the lifespan of cutting tools by more than double in casting machining. It is expected to be utilized as a cost-reduction measure amidst rising tool prices.
その他NQ 90/100出典:PR Times

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  • 📰 Published: May 26, 2026 at 19:10
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Dixim MP Co., Ltd. (Koriyama City, Fukushima Prefecture) has confirmed an instance where the lifespan of cutting tools extended by more than two times under casting machining conditions using their 'DK Cryo Process,' which applies cryogenic treatment to metal materials.

Amidst the demand for solutions to rising tool prices, this technology is gaining attention as a cost-cutting measure through the extended lifespan of tools.

[Verification Conditions]
Verified under actual mass-production environments (casting material FC250), comparing processed tools without changing processing conditions.

[Verification Results]
- HSS Drill: Increased from approx. 500 units to approx. 1,040 units (208%).
- Carbide Drill: Increased from approx. 4,000 units to over 8,200 units (205%+).

Technical features include the suppression of chipping and improved machining stability. Verification continues under multiple conditions, aiming to provide this as an option for tool cost optimization at manufacturing sites.

FAQ

DKクライオプロセスとは何ですか?

金属材料に低温処理を施すことで、金型部品の寿命延長や加工安定性の向上を図る技術です。

鋳物加工での工具寿命はどれくらい向上しましたか?

ハイス鋼ドリルで約208%、超硬ドリルで205%以上と、いずれも2倍以上の寿命延長が確認されました。

今回の検証環境はどのようなものですか?

実際の量産加工現場における鋳物材FC250を使用し、加工条件を変更せずに処理済み工具のみで比較検証を行いました。

今回の検証で確認された寿命以外のメリットはありますか?

チッピングの抑制、加工安定性の向上、工具寿命を決める要因そのものが変化した可能性が確認されました。

DKクライオプロセスの対象は何ですか?

金型部品や金型周辺部品、および今回の検証対象である切削工具など、金属材料全般に適用可能です。