Precision Casting Manufacturer | OEM Casting Part from China

Precision Casting Manufacturer

Leesh as a Precision Casting Manufacturer producing high-precision, durable precision casting parts for various industrial sectors. As a professional Manufacturer of precision casting, we integrate advanced lost wax casting technology to ensure each product meets strict dimensional accuracy and performance standards, catering to diverse customer needs.

Precision Casting Manufacturer Custom Investment Casting Service Investment Casting Manufacturer

 

Precision Casting Manufacturer Product Specifications

Specification

Details

Casting Process

Lost Wax Casting, Investment Casting

Material

Stainless Steel (304/316), Carbon Steel, Alloy Steel, Aluminum, Copper Alloys

Dimensional Tolerance

±0.05mm – ±0.10mm

Surface Finish

Ra 1.6μm – Ra 6.3μm, Customizable Polishing/Plating

Weight Range

0.3g – 34kg

Service Type

OEM, Custom Design, One-stop Solution

 

Our Advantages as a Precision Casting Manufacturer

As a trusted Precision casting OEM manufacturer and Custom precision casting manufacturer, we boast professional engineering teams and advanced production equipment, ensuring stable product quality and on-time delivery. Our Precision casting company adheres to strict quality control standards, from raw material inspection to finished product testing, to provide customers with reliable precision casting parts suitable for automotive, machinery, medical, and aerospace industries.

Leesh Holdings: Professional Precision Casting Manufacturer for Custom Investment Casting

Leesh Holdings provides top Lost Wax Casting Supplier (lost wax casting) for global industrial clients, delivering high-precision, complex metal components with consistent quality, cost efficiency, and reliable lead times.

With years of manufacturing experience and advanced production facilities, we specialize in custom investment casting solutions for aerospace, automotive, medical, machinery, marine, and other high-demand industries.

Leesh Investment Casting Process

Leesh Investment Casting Process

Core Advantages of Our Investment Casting Service

✅ One Stop Solution

Full service from tooling manufacturing to finish machining, providing you with total solutions.

✅ Global Service

Professional English-speaking team with at least 5 years of global customer service experience.

✅ Experienced Engineers

Mature engineer training system, knowledgeable, energetic and enthusiastic technical support.

✅ Well-Maintained Equipment

Strict equipment maintenance ensures stable and reliable product quality and consistent performance.

✅ Cost & Production Efficiency

Low rejection rate and optimized process bring the best balance between cost and benefit for global customers.

✅ Professional Inspection & Testing

Complete quality inspection including material, dimension, NDT, scanning and strict testing for every product.

Technical Specifications & Parameters

Manufacturing Method OEM Lost Wax Casting Supplier (Lost Wax Casting)
Material Standard GB, ANSI, BS, DIN, JIS, ASTM, ASME, AISI, etc
Main Materials Carbon steel, Low carbon steel, Middle carbon steel, G35, G45, WCB, WCA, WCC, ISO 340-550, etc.
Alloy Carbon steel: G25CrMo4, Heat Resistant Steel, etc.
Stainless Steel: SUS 304, 304L, 316, 316L, CF8, CF8M, G-X7CrNiNb1189, AS2074 or according to customer specific requirement.
Copper, Brass, Bronze
Weight Range 0.01 kgs to 100 kgs
Cast Hole Min. Dia. Ø2mm
General Casting Tolerance CT4-CT7
Design Software UG, Pro-E, Inventor
Dwg Format STP, STEP, IGS, STP, X_T, DXF, DWG, Pro/E, PDF, SLDPRT
Mould Manufacturing Yes
Casting Simulation Yes
Ultimate machining tolerance 0.005mm
Quality Control RT, UT, MT, PT, CMM, SCAN, Chemical and Mechanical Property Testing, Spectrometer, etc
Finish Roughness Ra1.6-Ra3.2 according to customer requirement
Logo/ID Silk-screening, Laser Marking, Engrave, Painting
Heat Treatment Normalization, Annealing, Quenching and Tempering, Case Hardening, Nitriding, Carbon Nitriding, Induction Quenching, etc
Surface Treatment Shot/sand blast, Polishing, Surface Passivation, Painting, Anodizing, Powder coating, ED-Coating, Chrome Plating, zinc-plate, Dacromat coating, Finish Painting, hot-dip galvanizing, etc

Our Investment Casting Services Scope

  • Custom investment casting for metal parts (0.01kg – 100kg)
  • Precision CNC machining & secondary processing
  • Surface treatment: polishing, sandblasting, painting, passivation, plating
  • Non-destructive testing (NDT), dimensional inspection & material certification
  • Prototype & mass production solutions

Applicable Industries

Aerospace
Automotive
Medical Equipment
Industrial Machinery
Marine & Shipbuilding
Valve & Pump Parts
Construction Hardware

Quality Assurance

Leesh Holdings implements strict quality-every casting part under full inspection to ensure dimensional accuracy, material consistency, and performance stability for your critical applications.


Contact Us for Investment Casting Quote

Send your 2D/3D drawings to get a fast and professional custom solution!

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