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, production, and international commerce. With over three decades of profound expertise, this pioneering enterprise operates a state-of-the-art production facility sprawling across 47,000 square meters, of which 10,000 square meters are dedicated to high-standard workshops. Boasting an impressive annual production of more than 30,000 tons of precision cast steel components, its high-caliber products grace over 20 countries across Europe, America, and Asia, solidifying its status as a global leader.
Our History:
1. Founding Period (1996-1998):
In the cradle of innovation, Qingdao, China, the journey began in 1996. Initially serving the agricultural machinery and automotive axle sectors, our emphasis was on crafting superior precision castings. Utilizing traditional silica gel precision casting techniques, we set the foundation for delivering unmatched quality in small-scale production.
2. Technological Accumulation and Expansion (1998-2014):
By 1998, we embraced cutting-edge investment and sand casting advancements, unlocking the potential for medium to large-scale precision castings. With ISO9001 certification achieved in 2006, our hallmark became consistency and reliability. The period from 2009 to 2014 marked a transformative expansion, with new production lines and innovative casting methodologies, empowering us to cater to diverse, multi-batch, and bespoke manufacturing requirements.
3. Brand Marketing (2016-2020):
2016 ushered in a renaissance of brand prominence as we engaged in prestigious industry exhibitions worldwide, amplifying our brand's visibility. Expanding our global footprint in 2017, we forged enduring partnerships with international clientele. By 2020, our portfolio was enriched with groundbreaking patented technologies, elevating the precision and caliber of our offerings.
4. Technological Innovation and Sustainable Development (2018-2024):
Our 2018 milestone was the launch of a premier R&D center dedicated to pioneering new materials and processes. By 2019, we championed an eco-friendly precision casting technique, dramatically curtailing emissions while enhancing surface and internal casting quality. National recognition as a high-tech enterprise in 2020 celebrated our strides in innovation and sustainability.
5. Intelligent Manufacturing and Future Vision:
Amidst the 2019 global pandemic, our agile strategic pivot fortified online marketing and service delivery, safeguarding our business trajectory. The dawn of 2021 marked our commitment to intelligent manufacturing, seamlessly integrating automation and IT solutions to revolutionize efficiency and management prowess.
6. Looking Ahead:
Guided by an unwavering commitment to innovation, we aspire to ascend the echelons of the global precision casting arena, maintaining our leadership and setting new benchmarks for excellence.
Investment casting is an artful and advanced manufacturing technique celebrated for its precision in crafting intricate metal components. Whether serving the aerospace, automotive, medical, or other sectors, this method delivers unmatched accuracy and quality. Delve into the detailed steps of the investment casting process and discover how these extraordinary components are meticulously crafted to perfection.
1. Wax Pattern Creation
The investment casting process begins with the detailed creation of wax patterns. Master artisans skillfully inject high-grade wax into expertly engineered aluminum molds, designed to mirror the exact form and dimensions of the final product with astonishing precision. This wax model acts as the vital blueprint and cornerstone for the entire casting sequence. The precision and quality of this wax pattern are pivotal, determining the flawless outcome of the finished metal component.
2. Assembly
During the assembly phase, each finely crafted wax pattern is meticulously affixed to a central wax sprue, forming what is known as a pattern assembly or wax tree. This central sprue is essential, serving as the crucial conduit through which molten metal will flow to fill the intricately shaped wax pattern cavities. This step demands meticulous attention to detail to ensure the wax patterns are perfectly aligned and securely attached to the sprue.
3. Shell Building
With the pattern assembly complete, the enchanting shell-building stage begins. In this intricate process, the pattern assembly is repeatedly immersed in a premium ceramic slurry. Successive layers of refractory materials are applied, ensuring each layer is thoroughly dried before the next. This meticulous effort results in a robust and sturdy ceramic shell, enveloping the delicate wax patterns and readying it for the next transformative steps.
4. Dewaxing
Upon forming the ceramic shell, the pivotal dewaxing stage takes place. The assembly, housed within its ceramic shell, is heated in a specialized furnace, causing the wax to melt and drain away. This phase, known as 'lost-wax casting,' leaves behind a hollow ceramic mold with precisely defined cavities mirroring the original wax patterns, primed for the introduction of molten metal.
5. Burnout/Preheating
Post dewaxing, the ceramic mold enters a burnout phase, exposed to extreme heat. This process ensures complete removal of wax residues, hardens the ceramic structure, and readies the mold for pouring. Preheating is essential; it ensures smooth metal flow, evenly filling cavities and minimizing defects. Once preheated, the mold is perfectly primed to receive the molten metal.
6. Pouring
Pouring is the heart of the investment casting process. Carefully selected molten metal, adhering to precise grade requirements, is gently poured into the preheated mold. The metal swiftly fills every intricate cavity, solidifying to mirror the original wax patterns. This step requires meticulous control to ensure the integrity and excellence of the final component, bringing it to life with precision.
7. Shell Removal
Once the metal has solidified, the protective ceramic shell is removed to unveil the crafted metal component. Vibratory methods gently break away the shell, revealing the intricately designed casting beneath. Careful handling is paramount to preserve the delicate metal structure during this unveiling process.
8. Cut-off
Once the shell is meticulously removed, each individual metal casting is expertly separated from the central sprue using state-of-the-art saws or cutting tools. This separation process is executed with utmost precision, ensuring an immaculate and accurate cut. As a result, the metal component is perfectly prepared and primed for any subsequent processing steps.
9. Finishing
The concluding phase of the investment casting process is dedicated to performing any essential finishing operations to align with the component's specific requirements. A variety of advanced finishing techniques may be employed, tailored to the application's demands. For instance, heat treatment might be utilized to significantly enhance the metal's mechanical properties, such as its strength and hardness. CNC machining is another option, facilitating the achievement of highly precise dimensions and tolerances. To attain a pristine surface, shot blasting is commonly employed, delivering a fine, smooth finish. Additionally, polishing can be applied, resulting in a desirable bright and visually appealing surface appearance.
Investment casting stands as an extraordinary manufacturing process, embodying a combination of skill, precision, and cutting-edge techniques. It produces exceptional quality metal components that are designed to meet the most stringent standards across a vast array of industries, highlighting its versatility and reliability.
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
- Rust Prevention Treatment: Our cast steel parts are treated with premium rust preventives, either sprayed or coated, forming a robust anti-rust film. This advanced protection ensures that your products remain pristine and rust-free during both transportation and storage.
- Buffer Protection: Delicate parts that are susceptible to impacts are expertly wrapped with cushioning materials such as foam boards and sponges. This thoughtful packaging safeguards against potential collisions and damage during transportation.
- Outer Packaging: Small cast steel components are securely packaged in resilient wooden boxes. These are meticulously stuffed inside to prevent any movement during transit. For larger cast steel pieces, we employ custom metal or wooden frames. When needed, container transportation is used to guarantee absolute safety throughout the shipping process.
Shipping
- Logistics Selection: We have built enduring partnerships with renowned logistics companies, ensuring flexibility in shipping options. Depending on your requirements and the nature of the goods, we offer a range of transportation methods including road, rail, sea, and air freight, all designed to ensure your products reach their destination swiftly and safely.
- Delivery Timeliness: For standard orders, expect efficient dispatch within 30 working days post-inspection of your products. In the case of urgent needs, we offer negotiable timelines, prioritizing production and delivery to accelerate the process.
- Logistics Tracking: Enjoy peace of mind with our real-time tracking service. Customers can effortlessly monitor shipment status via our official website or the partner logistics platform, using the order or logistics tracking number. Stay informed of your shipment's location and anticipated delivery time at any moment.

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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