Precision casting factory

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Are you looking for a reliable foundry? Weifang Junlong Precision Foundry is a factory you can trust.

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Strengthen Quality Inspection System to Consolidate Quality Assurance for Precision Castings

Our factory upgrades physical and chemical testing equipment and improves full‑process quality control system. We provide material furnace reports and mechanical property data, including hardness test, NDT, CMM inspection and third‑party testing service. Castings are traceable by furnace number. We offer one‑stop investment casting & sand casting custom service for global clients in construction machinery, petroleum, shipbuilding and agricultural machinery.

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High‑Temperature Investment Casting Parts: Material Selection Guide for Harsh Working Conditions

Selecting proper material is vital for components working under high‑temperature, thermal cycling and corrosive conditions. This article breaks down grade recommendations for different temperature ranges. As an investment casting manufacturer, we deliver custom heat‑resistant castings with heat treatment, machining and inspection services for global clients.

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