Weifang Junlong Precision Foundry: Global Leader in Multi-Industry Precision Casting Solutions
Weifang, China - With over two decades of manufacturing excellence, Weifang Junlong Precision Foundry has emerged as a premier global supplier of high-precision casting components. Our state-of-the-art facility in Shandong Province combines cutting-edge technology with unparalleled craftsmanship to deliver superior casting solutions across twelve major industrial sectors.Advanced Manufacturing CapabilitiesAt the core of our operation lies a comprehensive suite of precision casting technologies:
- Investment Casting/Lost Wax Casting: Achieving exceptional dimensional accuracy with tolerances of CT7-CT9 (ISO8062)
- Silica Sol Composite Process: For superior surface finishes down to Ra6.3μm
- Water Glass Composite Precision Casting: Ideal for complex geometries
- Automated Production Lines: Ensuring consistent quality in high-volume production
Our 35,000 square meter facility houses:
- 8 advanced casting production lines
- 42 CNC machining centers
- Complete heat treatment department
- Full-spectrum quality testing laboratory
Material ExpertiseWe process an extensive range of materials to meet diverse application requirements:
- Carbon steels (ASTM A216, A352)
- Alloy steels (4140, 4340)
- Stainless steels (304, 316, 17-4PH)
- Special alloys for extreme environments
All materials undergo rigorous spectrochemical analysis using our OBLF QSN750-II optical emission spectrometer to guarantee composition accuracy.
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