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涂料工藝

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聚氨酯硬度對照表

文章發布于:2025-02-17 作者:昂威涂料 瀏覽次數:

聚氨酯的硬度通常使用邵氏硬度(Shore Hardness)來衡量,具體可以分為邵氏A型和邵氏D型兩種刻度。邵氏A型用于測量較軟的材料,而邵氏D型則適用于較硬的材料。以下是大致的聚氨酯硬度范圍及其對應的邵氏硬度值:

硬度描述 邵氏硬度 (Shore A) 邵氏硬度 (Shore D)
非常軟 20 - 40 Shore A 不適用
40 - 60 Shore A 不適用
中等硬度 60 - 80 Shore A 不適用
80 - 95 Shore A 大約 30 - 40 Shore D
非常硬 不適用 40 - 70 Shore D

請注意,這里的“不適用”表示該硬度范圍通常不會用相應的邵氏硬度刻度來測量。例如,非常硬的聚氨酯通常不會用邵氏A型來測量,因為它的硬度超出了這個刻度的最佳測量范圍。

不同的應用場合對聚氨酯的硬度有不同的要求,因此在選擇時需要根據具體的使用需求來確定合適的硬度等級。對于特殊的應用或更精確的數據,建議參考特定產品規格表或直接咨詢生產廠家。

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