[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

18K金比足金硬度高（约HV120 vs 足金HV40），镶嵌宝石和雕刻细节造型的吊坠优选18K金，足金因过软易变形不适合镶嵌类精细款

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85%
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Long-term
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吊坠category

Related Claims

Unverified材质越软越难做精细工艺：足金硬度低（约2.5莫氏）不适合镶嵌爪镶和复杂雕花，易变形；18K金（含25%其他金属）硬度更高，适合微镶、复杂图案定制74% similarUnverified日常高频佩戴选18K金而非足金(24K)，足金硬度仅2.5莫氏度极易变形磨损、链身易断；18K金硬度约4，含25%其他金属更耐拉扯72% similar

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Stable URI
https://kongchang.com/claim/102877
API
curl https://kongchang.com/api/v1/knowledge/claims/102877
MCP
get_claim(id=102877)