Tailored sand solutions that improve mold accuracy, reduce defects, and optimize production efficiency for automotive components.

At TUSHUN, we supply high-quality casting sands designed for the demanding requirements of automotive component manufacturing. From aluminum engine parts to complex transmission housings, our sands provide superior dimensional accuracy, excellent collapsibility, and optimal thermal stability. This ensures minimal casting defects, smoother surfaces, and reduced machining costs. Our consistent quality supports high-volume production without compromising precision, enabling manufacturers to meet tight tolerances and performance standards. With our engineered solutions, automotive foundries can boost productivity, improve part reliability, and achieve long-term cost efficiency.

Case

Fused Ceramsite Sand

Posted on 2025-09-29

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Applicable parts: engine block, cylinder head, exhaust manifold, brake disc, brake caliper, chassis parts

Process: resin sand molding, coated sand, V method, lost foam

Advantages:

-High refractoriness (≥1850°C), suitable for steel and ductile iron parts

-Low thermal expansion, reducing thermal cracking and dimensional deformation

-High recycling rate, reducing sand consumption

Summary: Most suitable for high temperature castings of engine and brake systems

Tushun AluSphere

Posted on 2025-09-29

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Applicable parts: Motor housings, battery trays, transmission housings, lightweight chassis components, oil pump housings

Processing: Low-pressure casting, gravity casting, sand core molding

Advantages:

- Optimized for aluminum alloys, offering excellent air permeability and moderate cooling rates

- Non-sticky, resulting in a smooth surface finish

- Improves the density of thin-walled aluminum parts and reduces porosity

Summary: Ideal choice for aluminum alloy parts for new energy vehicles

High-Strength Fused Sand

Posted on 2025-09-29

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Applicable parts: Turbocharger housings, exhaust system heat-resistant components, high-temperature alloy parts

Processing: Precision casting, resin sand molding

Advantages:

-High hardness (Mohs 8–9), resistant to erosion and no sand collapse

-Stable dimensional accuracy, suitable for complex thin-walled parts

Summary: Suitable for key parts of automobiles that are high temperature, wear-resistant and corrosion-resistant