Custom Complex Automotive Castings — Investment, Sand and Aluminum Die-Casting Routes with Drawing-Based Precision
Direct factory support
Get a quote that fits your project
Send your drawing or product reference, material grade and required quantity. Relia will review the requirements with you.
- Drawing & specification review
Confirm the supply scope and critical requirements.
- Samples before custom production
Review inspected samples before approving a batch.
- Inspection documents
Agree material and dimensional records for your part.
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Product nameMulti Process Casting Solution Investment Casting Sand Casting
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ColorCustomized ColorApplicationAutomotive
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CertificationISO9001:2008Drawing Format2D/(PDF/CAD)3D(IGES/STEP)
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Heat Treatment IncludedNormalizingSurface RoughnessAs per Drawing
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Quality Inspection MethodSpectrometer InspectionCustomization ServiceCustom per Drawing
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StandardGB/T9439-2010
Complex automotive-component enquiries cover investment casting, sand casting or separately selected aluminum die casting. Define the actual material grade and required supplied condition through the part drawing, with customized color and surface requirements tied to that design.
Identify the complex geometry that needs control
Provide the wall relationships, internal features and mating interfaces relevant to the component's function. Mark the dimensions and datums used for acceptance. The selected route should be evaluated against this geometry and the material requirement rather than treated as one process for every requested item.
- Submit 2D PDF/CAD or 3D IGES/STEP information.
- Select the material and requested manufacturing scope.
- Mark critical geometry and dimensional acceptance.
- Define surface roughness and color requirements.
- State quantity and the required inspection records.
Define treatment and surface conditions by material
Normalizing is named as included heat-treatment scope; agree its applicability and required condition for the selected grade. Surface roughness follows the drawing. Specify the relevant parameter, unit and checking basis at the required surfaces so treatment and finish acceptance address the actual component.
Complete material and supplier-document requirements
Spectrometer inspection is the named quality method. Specify the material checks and records needed for the order, and identify the applicability of GB/T9439-2010 to the selected item. Request applicable current ISO9001:2008 supplier documents and scope, keeping the grade, drawing and inspection brief aligned for the automotive component.





