Industry |
Material |
Process |
Application |
Technical advantages |
Commercial Vehicle
Heavy-duty Truck Axle |
Carbon steel |
Coated Sand Casting/
Lost Wax Casting |
Leaf Spring Support Bracket for Rear Axle |
Multiple process layouts can take advantage of the advantages of two processes, with flexible production arrangements and high efficiency |
Mining Truck Axle |
Carbon steel |
Coated Sand Casting |
Steering Knuckle/Axle Shaft Connection Bracket on Axle |
The coated sand casting uses independent sand preparation, with stable quality, good product surface finish and high production efficiency. |
Heavy-duty Truck
Exhausted System |
Carbon steel |
Lost Wax Casting |
Commercial Vehicle Heavy-Duty Exhaust System |
Lost wax casting process, using silica sol in the pre-process, good product surface quality, less mold cost, and small quatity production. |
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Qingdao Starise Metal Technology Co., Ltd. stands as a beacon of excellence in the precision casting industry, seamlessly blending research, development, production, and global trade into one harmonious entity. With over three decades of unwavering dedication, our industry-leading enterprise boasts a sprawling, state-of-the-art production facility spanning 47,000 square meters, including 10,000 square meters of high-standard, cutting-edge production workshops. Our annual production capacity surpasses an impressive 30,000 tons of precision cast steel components, reaching customers in over 20 countries across Europe, America, and Asia. Our unwavering commitment to quality and innovation propels us to the forefront of the global stage.
Our History:
1. Founding Period (1996-1998):
In 1996, amidst the vibrant city of Pingdu, Qingdao, China, our journey began with a steadfast focus on providing unparalleled precision casting solutions. Initially serving the agricultural machinery and automotive axle sectors, we expertly crafted small-scale precision castings using the tried-and-true traditional silica gel precision casting technology. This foundational period laid the groundwork for our future innovations and growth.
2. Technological Accumulation and Expansion (1998-2014):
The year 1998 marked a pivotal turn as we embraced advanced investment and sand casting technologies, empowering us to produce medium to large-scale precision castings. Achieving ISO9001 certification in 2006 was a testament to our unwavering commitment to quality. Between 2009 and 2014, we embarked on an extensive expansion journey—augmenting our facilities with new production lines and adopting cutting-edge casting processes to cater to the diverse, multi-batch, and custom manufacturing demands of our clients.
3. Brand Marketing (2016-2020):
In 2016, we embarked on an ambitious brand-building journey, showcasing our prowess through active participation in prestigious domestic and international industry exhibitions. By 2017, our global market footprint had expanded, forging lasting partnerships with overseas clientele. Our relentless pursuit of excellence culminated in 2020 with the development of multiple patented technologies, significantly enhancing product precision and quality.
4. Technological Innovation and Sustainable Development (2018-2024):
In 2018, we took a monumental leap by establishing a dedicated research and development center, zealously exploring innovative materials and processes. Our groundbreaking environmentally friendly precision casting process, developed in 2019, substantially reduced production-related pollution, enhancing both surface quality and internal defect mitigation. Our national high-tech enterprise recognition in 2020 stands as a testament to our commitment to trailblazing innovation.
5. Intelligent Manufacturing and Future Vision:
The unprecedented challenges of the global pandemic in 2019 galvanized us into action—swiftly adapting with a robust market strategy that emphasized online marketing and fortified service capabilities, ensuring consistent business growth. Our 2021 initiative into intelligent manufacturing marked a new epoch, melding automation with information technology to amplify production efficiency and management prowess.
6. Looking Ahead:
Guided by an unwavering commitment to innovation-driven growth, we are steadfast in our pursuit to ascend to the pinnacle of the global precision casting industry, setting new standards of excellence with every stride.
Investment casting is an advanced, precision-driven manufacturing process, celebrated for its capability to create high-precision metal components. It serves a plethora of industries such as aerospace, automotive, medical, among others, offering unmatched accuracy and superior quality. Below, we delve into the meticulously detailed steps of the investment casting process, providing you with a deeper appreciation of how these extraordinary components are crafted to perfection.
1. Wax Pattern Creation
The journey of investment casting begins with the precise creation of wax patterns. Experts skillfully inject the finest wax into intricately crafted aluminum molds, designed to capture the exact shape and dimensions of the final product with remarkable fidelity. This wax model is the blueprint that dictates the entire casting process. Thus, its quality and precision are vital in determining the excellence of the final metallic component.
2. Assembly
During the assembly phase, the meticulously crafted wax patterns are affixed with precision to a main wax sprue, forming a 'wax tree' or pattern assembly. This central sprue is crucial as it channels molten metal into the complex cavities of the wax patterns. Precision in aligning and securing each wax pattern to the sprue is imperative to ensure flawless casting.
3. Shell Building
With the pattern assembly ready, the process advances to the intricate shell-building stage. Here, the pattern assembly undergoes repeated immersion in a premium ceramic slurry. Each layer of refractory material must be dried thoroughly before the next application. The result is a robust, multilayered ceramic shell that encases the delicate wax patterns, providing the essential structure for the next phases of casting.
4. Dewaxing
Once the ceramic shell is fully formed, the vital dewaxing stage commences. The entire assembly, encapsulated within the ceramic shell, is placed into a specialized furnace where high temperatures melt away the wax, hence the name 'lost-wax casting.' This step leaves behind a hollow ceramic mold, an exact impression of the original wax designs, perfectly prepared to welcome the molten metal.
5. Burnout/Preheating
Post-dewaxing, the ceramic mold enters the burnout phase, where it's subjected to intense heat. This process ensures any residual wax is removed, strengthens the ceramic, and prepares the mold for the critical pouring process. Preheating is essential to guarantee smooth metal flow throughout the mold, minimizing potential defects and ensuring the mold is primed for receiving molten metal.
6. Pouring
Pouring is the heart of investment casting. Molten metal, chosen for its specific alloy characteristics, is expertly poured into the preheated ceramic mold. It swiftly fills the mold's complex cavities, capturing every nuance of the original wax patterns. As it cools, the metal solidifies into the precise form of the desired component, exemplifying craftsmanship and precision. Rigorous control during pouring is crucial to maintain the final product’s exceptional quality and integrity.
7. Shell Removal
Once solidified, the ceramic shell encasing the casting must be meticulously removed to reveal the finished metal masterpiece. Utilizing vibratory techniques, the shell is carefully detached to unveil the intricately designed metal casting encased within. This phase demands cautious handling to preserve the integrity of the delicate metal piece.
8. Cut-off
With finesse and expertise, once the shell encasing has been expertly stripped away, each metal casting is meticulously separated from the central sprue. Utilizing precision-engineered saws or advanced cutting tools, this critical separation process ensures an immaculate and exact cut, preparing the metal component impeccably for the next stage of processing.
9. Finishing
In the sophisticated final phase of the investment casting process, the focus shifts to meticulous finishing operations, tailored to fulfill the unique specifications of the component. Depending on its intended application, a multitude of refined finishing techniques may be employed: heat treatment is often crucial to augmenting the metal's mechanical attributes, elevating its strength and hardness to exceptional levels. CNC machining serves to secure flawless precision in dimensions and tolerances. The transformative power of shot blasting is harnessed to cleanse surfaces, delivering a flawlessly smooth finish, while polishing is engaged to achieve a captivatingly bright and alluring surface sheen.
Investment casting stands as a breathtakingly sophisticated manufacturing marvel, merging unparalleled skill, precision, and cutting-edge techniques. This process excels in crafting high-caliber metal components that consistently surpass the most stringent demands across a diverse spectrum of industries.
Material |
Carbon Steel |
Ductile Iron |
Alloy Steel |
Stainless Steel |
Manganese Steel |
Material Grade/Designation |
ZG200-400 ZG230-450 ZG270-500 ZG310-570 ZG340-640 Q235 |
QT350-22L QT400-18 QT400-18L QT450-10 QT500-7 QT600-3 QT700-2 QT800-2 QT900-2 QTD800-10 QTD900-8 QTD1050-6 QTD1200-3 QTD1400-1 |
ZG20Mn, ZG30Mn ZG40Mn, ZG20Mn2 ZG35CrMnSi, ZG40Cr ZG35CrMo, ZG42CrMo AH36,EH36,FH36 Q420qE,Q500qE 16MnDR 09MnNiDR ZGD410-620 ZGD535-720 ZGD650-830 ZGD730-310 ZGD840-1030 ZGD1030-1240 ZGD1240-1450 |
06Cr19Ni10 022Cr19Ni10 06Cr17Ni12Mo2 022Cr17Ni12Mo2 06Cr18Ni12Mo2Cu2 015Cr21Ni26Mo5Cu2 12Cr13 30Cr13 68Cr17 022Cr12 10Cr17 019Cr19Mo2NbTi 022Cr23Ni5Mo3N 022Cr25Ni7Mo4N 05Cr17Ni4Cu4Nb 07Cr15Ni7Mo2AL |
ZGMn13-1 ZGMn13-2 ZGMn13-3 ZGMn13Cr2 Q355B Q460C 30Mn2Cr10 40Mn18Cr3 ZGMn18Cr2
|
Standard |
AISI - American Iron and Steel Institute ASTM - American Society for Testing and Materials DIN - Deutsches Institut für Normung BS - British Standards ANSI - American National Standards Institute JIS - Japanese Industrial Standards AFNOR - Association Française de Normalisation AS - Standards Australia ASME - American Society of Mechanical Engineers EN--European Norm GB--National Standard Chinese |
Note |
Apart from the above materials, we can cast based on customers' specifications |
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Packaging Perfection: Precision in Every Packing Detail
- Rust Prevention Treatment Excellence: To safeguard the pristine quality of our cast steel components, we employ top-tier rust preventives that are meticulously sprayed or applied to form a robust anti-rust layer. This protective film serves as a formidable barrier, ensuring your products remain untouched by rust throughout transit and storage.
- Buffer Protection Mastery: For components susceptible to impacts, we use superior buffer materials like foam boards and sponges. These materials meticulously wrap each part, providing a shield that prevents any collision-induced harm during transportation, ensuring your items arrive in impeccable condition.
- Outer Packaging Assurance: Our smaller cast steel parts are encased in durable wooden boxes, meticulously filled with cushioning materials to prevent shifting and shaking during transit. Larger components are securely fastened with custom metal or wooden frames. When necessary, we utilize container shipping to heighten safety, delivering your products without a hitch.
Shipping Solutions: Delivering Excellence by Design
- Logistics Selection Expertise: We pride ourselves on our strategic alliances with top-tier logistics partners, enabling us to tailor transportation methods—be it road, rail, sea, or air—to match the unique needs of our clients and goods, guaranteeing an efficient and secure delivery journey every time.
- Delivery Timeliness Commitment: For standard orders, expect dispatch within a seamless 30 working days post-product completion and inspection. For urgent requests, we offer flexibility in delivery timelines, prioritizing production and dispatch to meet your needs promptly.
- Logistics Tracking Innovation: Stay informed with our state-of-the-art real-time tracking service. Simply use your order or logistics tracking number via our website or partner platforms to monitor your shipment's status, location, and estimated arrival with ease and precision.

1 Q: Where is our company, Starise Metal, located?
A: We are located in Qingdao City, Shandong Province, China. Maybe you know Tingdao Beer, welcome to Qingdao!
2 Q: Are we the manufacturer?
A: Yes, we are a professional manufacturer of metal castings. Our foundry mainly produces iron and steel castings by ourselves. Also, we supply the service of alloy parts casting and sourcing.
3 Q: Which casting process is the best in our company?
A: Sand Casting, lost wax casting, precision casting and investment casting process. The permanent mold casting, low pressure casting and die casting are also available.
4 Q: What materials can we cast?
A: Cast grey iron, ductile iron, carbon steel, stainless steel, alloy steel, aluminum, bronze and others.
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