sales@hdcmfg.com
+86 150 5221 8226
+86 150 5221 8226

Custom Small Castings Manufacturer

With investment casting & die casting capabilities, we custom-cast small parts per your design with precision and consistent quality.

  • Multiple materials selection
  • Custom design support
  • Quick prototype before production
small castings
10g+
Small Castings
30+
Metals & Alloys
±0.1 مم
As-Cast Precision
ISO 9001
Certified Foundry

Precision Small Casting Solutions for OEM Applications

Small castings are widely used in industries requiring lightweight, high-precision, and geometrically complex metal components. At HDC, we manufacture custom small castings using investment casting and die casting processes, supporting a wide range of materials, tolerances, and finishing requirements.

From miniature mechanical parts and pump components to hardware fittings and electronic housings, we help OEM customers produce reliable small metal components with consistent quality and scalable production.

Our engineering team supports projects from prototyping to mass production, including tooling development, CNC machining, surface finishing, heat treatment, inspection, and assembly.

Our Casting Process

تصنيع الصب الاستثماري

الاستثمار في الصب

When it comes to complex geometries and material flexibility, investment casting is our recommended choice for small castings.

  • ±0.1 mm as cast tolerance
  • 1.5 mm min wall thickness
  • Multiple materials compatible
آلة صب القوالب

صب القوالب

Die casting is valued for its high efficiency in producing components with rich details, especially for small parts that are hard to CNC.

  • Over 10, 000 pieces daily production
  • 1 mm min wall thickness
  • High consistency across batches

Materials Available for Small Castings

الفولاذ المقاوم للصدأCF8, CF8M, 304, 316, 304L, 316L
الفولاذ الكربونيWCB, WCC
سبائك الفولاذWC6, WC9
سبائك الألومنيومA356, ADC12, A380
سبائك الزنكZamak 3, Zamak 5
Super AlloysIN625, In718, K18

* Custom material options are available according to mechanical property, corrosion resistance, temperature, and industry requirements.

Process Selection Guide

Choosing the right casting process depends on part geometry, material requirements, production volume, surface finish expectations, and cost targets.

At HDC, we help OEM customers select the most suitable manufacturing method for small metal components based on their application and production goals.

  • Your part has complex geometries
  • Multiple alloy options are required
  • Mechanical strength is important
  • You need stainless steel or steel components
  • Production volume is relatively low or medium
  • Fine details and smooth surfaces are needed
  • High-volume production is required
  • Lightweight aluminum or zinc parts are preferred
  • Thin walls and tight repeatability are important
  • Unit cost optimization is critical
  • Fast production cycles are needed
casting bracket project 4.webp
Don't know which process to choose?

Contact us for technical support.

casting bracket project 7.webp

التطبيقات التي ندعمها

Our custom small castings are used across a wide range of industries requiring compact metal components with precision dimensions, reliable mechanical performance, and scalable production capability.

By combining investment casting, die casting, CNC machining, and finishing services, we help OEM customers manufacture small metal parts for demanding industrial and commercial applications.

  • أغلفة المستشعر
  • حوامل التثبيت
  • Engine fittings
  • Transmission components
  • Motor covers
  • Heat dissipation parts
  • Structural connectors
  • أجسام الصمامات
  • Pump impellers
  • Couplings
  • Mechanical connectors
  • Equipment brackets
  • Fluid handling components
  • Electronic housings
  • أحواض الحرارة
  • LED lighting parts
  • Control box enclosures
  • Connector shells
  • Cable hardware
  • Instrument housings
  • Structural support parts
  • Precision brackets
  • Stainless steel fittings
  • Device connectors
  • Equipment brackets
  • Mechanical joints
  • Housing components
  • Pump fittings
  • Connector parts
  • LED lamp housings
  • أحواض الحرارة
  • Mounting bases
  • Structural frames
  • Decorative metal parts
  • المفصلات
  • المشابك
  • أقفال
  • حوامل التثبيت
  • Decorative fittings
  • Structural hardware
  • مكونات الأجهزة
  • Tool accessories
  • أجزاء زخرفية
  • Structural connectors
  • Small enclosures

الأسئلة الشائعة

What is considered a small casting?

Small castings typically refer to compact metal components with relatively low weight and dimensions, often requiring high precision and fine details.

Investment casting is better for complex geometries and multiple alloy options, while die casting is more suitable for high-volume aluminum or zinc parts.

Tolerance capability depends on material, geometry, and process. CNC machining can be added for tighter tolerances.

Yes. We manufacture fully custom small castings according to drawings, samples, or specifications.

Yes. We offer complete secondary operations including CNC machining, polishing, coating, plating, and assembly.

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