Molds & Tooling
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Surface oxidation of PAR high-temperature molds
Problem Phenomenon
The mold surface oxidizes at a high temperature of 120-160°C, affecting the product surface.
Cause Analysis
The mold steel surface oxidizes at high temperature and loses its finish, causing the product surface to be rough.
Solution
Use oxidation-resistant mold steel or surface coating; cool the mold.
Key Takeaway
PAR high-temperature molds have high maintenance requirements.
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