Professional Factory Precision Investment Casting Silica Sol Micro Part¹

Product DescriptionSpecificationProduction process-Sand Casting-Investment Casting(silica sol)-Die casting and gravity castingMaterials availableAluminum:(ADC12, AlSi9Cu3, A380, etc)Zinc:(Zamak 3,Zamak 5,etc )Steel: (Carbon Steel, Stainless steel, alloy steel, abrasion-resistant steel, etc.)Iron: (Ductile iron- QT500,600,700.., cast iron, etc.)Copper, BrassAvailable Drawing FormatPRO/E, Auto CAD, Solid Works , UG, CAD / CAM / CAEProducts Weight Range-Die casting: 0.005kg-30kg/PC-Investment casting: 0.005kg-50kg/PC-Sand casting: 1kg-2000kg/PCDimension&Tolerance PrecisionCan be customized.+/- 0.005 - 0.01mmSurface treatmentPaint, Polish, Anodize, Electronic plate, Sandblast, Brush, Heat treatment, etc.Precision ProcessingDrilling, Milling, CNC turning, Grinding, Wire cutting, EDM & etc.Testing and inspection capabilityCMM, Projector, Height gage, Calliper, Tensile strength tester, Hardness tester, metallographic analysis, etc.ApplicationAutomotive/Appliances/Bicycle/Motorcycle/Industry/Equipment, etc.CertificatesISO9001&IATF16949 & ROHSCompany ProfileQingdao Hilien Machinery Co., Ltd.Qingdao Hilien Machinery Co., Ltd. specializes in manufacturing metal parts for automotive, agricultural, construction, and offshore industries. Our precision CNC services, including milling, turning, EDM, and grinding, ensure high accuracy and fast turnaround. Supported by a skilled team and advanced technology, we deliver cost-effective, scalable solutions. With over 60 advanced processing equipment, we handle casting, forging, machining, welding, and Various surface treatment, catering to both small and large-scale production needs. Partner with Hilien for competitive pricing, superior quality, and reliable service. Visit us to explore how we can meet your project requirements.Our AdvantagesSpecialized in Metal Components :Qingdao Hilien Machinery Co. Ltd has been engaged in supplying metal components for automobile, agriculture machinery, offshore spare parts, construction machinery and other industries since 1990s. To improve our competitiveness in the market, we have invested in factories covering processes of casting (with ISO/TS 16949:2009, ISO 9001:2008 and ISO 14001:2004 certificates), metal fabrication (with ISO 9001:2008 certificate) and CNC precision machining (with ISO 9001:2008 certificate).   OEM Products Provided by our R&D Team: As one of the fastest growing companies in this field, we now have a professional R&D team who provides a wide variety of OEM products processed by casting, forging, stamping, machining and metal fabrication. If you have requirements in this field, just simply send us your sample or drawings, and we will develop the parts for you accordingly in a short time.   Good Relationships with Many surface treatment Factories Our goal is to be one of the best suppliers with top quality and cost effectiveness. Besides our own factories, we also have good relationships with many surface treatment factories in China, which have passed ISO 9001, ISO/TS 16949 requirements or own certificates for offshore spare parts such as DNV, GL, LR, NKK and ABS. PROCESS & MATERIALSand casting &Machining (Aluminum, Cast-iron, Ductile cast-iron, Malleable cast-iron )Investment casting&Machining (Stainless steel, Alloyed steel, Carbon steel)Die casting &Machining (Aluminum, Zinc, other material suitable for die casting process) Precision machining from Bar/Tube material (Steel, aluminum, brass, etc.)Metal Fabrication (Carbon steel, aluminum, etc.)Forging&machining (Carbon steel, Stainless steel, Aluminum, etc.) Surface Treatment (Anodizing, Plating, Nitriding, HDG, Zn Ni coating, Electrophoresis, Phosphating, etc.)Main products: Metal parts (made by casting, forging, stamping, machining ,metal fabrication)Main market: Europe, America, Australia, South Africa, Southeast Asia, China mainlandMain customers: Automobile, Medical, Offshore, infrastructure, Agriculture machineryPrinciple:  Timely response, good quality, cost effective, professional serviceDie-Casting partInvestment casting partSilicon sol casting partQUALITY CONTROLInspection ProcessIATF 16949 CertificationQingdao HILIEN has achieved IATF 16949 certification, demonstrating its commitment to top-tier quality control in automotive manufacturing. This certification ensures compliance with strict global standards, improving product reliability and customer trust. **Enhanced Quality Management** – Systematic processes minimize defects and ensure consistency.   **Efficiency & Cost Reduction** – Streamlined operations reduce waste and errors.  By aligning with IATF 16949, HILIEN strengthens its reputation for excellence and continuous improvement. FAQQ: Are you a factory or a trade company?A: We are a professional processing and machining factory located in Qingdao, China(Mainland). Q: Do you make customized products based on our design drawings?A: Yes, we are a professional metal fabrication factory with an experienced engineering team to make custom products according to clients' drawings. Q: What is the MOQ?A: Usually we don't set MOQ, but the more, the cheaper. Besides, we are happy to make prototype or sample for clients to ensure quality standard. Q: Will my drawing be safe after you get it?A: Yes, we will not release your design to third party unless with your permission. And we can sign the NDA before you send the drawing. Q: How fast can the samples be finished?A: Generally 5-7days, according to your drawing and requirements, we have team for prototyping. Q: What kind of parts can we source from your factory?A: We're flexible enough to offer what you want, we have many good partners which can offer one-stop service Q: How's your quality system?A: We have ISO9001 certification as well as follow IATF16949 requirement, PPAP is available for automotive products 

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