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 prominent beacon in the realm of industry and trade integration, passionately dedicated to the innovation, production, and global distribution of precision casting parts. With over three decades of expertise, our enterprise is profoundly entrenched in delivering excellence. Our state-of-the-art production facility, sprawling over 47,000 square meters, includes 10,000 square meters of high-standard workshops. This powerhouse boasts an impressive annual output exceeding 30,000 tons of meticulously crafted precision cast steel parts, reaching a clientele across more than 20 countries in Europe, America, Asia, and beyond.
Our History:
1. Founding Period (1996-1998):
Born in 1996 in the vibrant city of Pingdu, Qingdao, China, our company embarked on a journey of crafting top-tier precision casting solutions for the agricultural machinery and automotive axle sectors. Initially, our focus was on producing small-scale precision castings, leveraging traditional silica gel precision casting techniques for superior quality.
2. Technological Accumulation and Expansion (1998-2014):
The year 1998 marked a pivotal advancement as we embraced cutting-edge investment casting and sand casting technologies, setting the stage for producing medium and large-scale precision castings. Achieving ISO9001 certification in 2006 further established our commitment to unwavering quality and reliability. Between 2009 and 2014, we embarked on a significant expansion of our production capabilities, introducing multiple new production lines and refining our casting processes to cater to the diverse needs of multi-batch and bespoke product manufacturing.
3. Brand Marketing (2016-2020):
In 2016, we embarked on a focused journey towards brand elevation by engaging in both domestic and international industry expos to bolster brand awareness. By 2017, our presence in global markets flourished, and we cultivated enduring partnerships with overseas clients. By 2020, our relentless pursuit of excellence yielded multiple patented technologies that significantly enhanced product precision and quality.
4. Technological Innovation and Sustainable Development (2018-2024):
Our forward-thinking investment in 2018 led to the establishment of a dedicated R&D center, paving the way for exploring pioneering materials and processes. The landmark year of 2019 saw the creation of an eco-friendly precision casting process, slashing pollution emissions and elevating the quality of surface and internal casting defects. In 2020, our prowess in technological innovation earned us the esteemed title of a national high-tech enterprise.
5. Intelligent Manufacturing and Future Vision:
In the face of the 2019 global pandemic, we swiftly recalibrated our market strategies, strengthening online marketing and service capabilities to ensure robust business continuity. By 2021, we launched an ambitious intelligent manufacturing initiative, merging automation and information technology to boost production efficiency and managerial prowess.
6. Looking Ahead:
Fueled by a steadfast commitment to innovation-driven development, Qingdao Starise Metal Technology Co., Ltd. is poised to secure its position as a leader in the global precision casting industry.
Investment casting stands as a beacon of refined manufacturing prowess, celebrated worldwide for its intricate ability to craft exceptionally precise metal components. Spanning diverse industries like aerospace, automotive, and medical, this process is synonymous with cutting-edge accuracy and unmatched quality. Delve into the exquisite steps of the investment casting process to truly appreciate how these magnificent components are brought to existence, revolutionizing industries with their precision and reliability.
1. Wax Pattern Creation: Crafting the Blueprint of Perfection
The investment casting process embarks on its journey with the meticulous creation of wax patterns. Master artisans inject the finest wax material into expertly crafted aluminum molds. These molds are precision-engineered to mirror the exact shape and size of the final product. The resulting wax model acts as the blueprint and cornerstone of the entire casting process. It's imperative to acknowledge that the precision and quality of this wax pattern are pivotal, as they directly influence the ultimate excellence of the metal component.
2. Assembly: Building the Foundation for Success
During the assembly phase, each finely crafted wax pattern finds its place on a central wax sprue with meticulous care. This assembly, often referred to as a pattern assembly or wax tree, is crucial as the sprue serves as the essential conduit for molten metal flow, filling every intricately shaped cavity. Attention to detail is paramount to ensure the wax patterns are securely and precisely attached, laying the groundwork for flawless casting.
3. Shell Building: Fortifying the Structure
With the pattern assembly complete, the transformative shell-building stage begins. Here, the assembly is repeatedly immersed in a high-quality ceramic slurry, with layers of refractory material carefully applied. Each layer must dry thoroughly before the next is added, creating a robust, durable ceramic shell enveloping the wax patterns. This vital process ensures the necessary structural integrity and protection needed in subsequent steps.
4. Dewaxing: Revealing the Form
Once the ceramic shell is fully formed, the critical dewaxing step begins. The assembly, encased in ceramic, is subjected to high temperatures in a specialized furnace, melting and draining the wax. Thus, 'lost-wax casting' earns its name. Left is a hollow ceramic mold featuring precisely defined cavities, an exact wax pattern replica, primed to receive molten metal.
5. Burnout/Preheating: Preparing the Canvas
Post-dewaxing, the ceramic mold undergoes burnout, exposed to extreme heat. This process eradicates residual wax, hardens the ceramic, and readies the mold for pouring. Preheating facilitates smooth metal flow and even cavity filling, minimizing potential defects. The mold, now optimally conditioned, eagerly awaits the molten metal's embrace.
6. Pouring: Breathing Life into Metal
The heart of investment casting-the pouring phase. Selected molten metal, meeting precise grade requirements, is expertly poured into the preheated ceramic mold. It rapidly fills the mold's intricate cavities, embodying the wax pattern's dimensions. As the metal cools and solidifies, the desired component takes form, testament to the process's precision. Controlled pouring is crucial to assure the final product's exceptional quality.
7. Shell Removal: Unveiling Excellence
Post-solidification, the ceramic shell is removed, unveiling the final metal component. Vibratory techniques efficiently break away the shell, revealing the intricately crafted casting. This step demands precision to prevent damage, ensuring the metal part emerges in its intended, flawless form.
8. Cut-off: Finalizing the Masterpiece
Once the shell has been meticulously removed, the individual metal castings emerge as they are skillfully separated from the central sprue. This crucial step is accomplished using specialized saws or cutting tools, executed with exacting precision to ensure each cut is immaculate and accurate. The result is a metal component primed and ready for any further innovative processing.
9. Finishing
The investment casting journey culminates in the essential finishing stage, tailored to meet the unique specifications of each component. Various sophisticated finishing techniques can be employed depending on its application. For example, heat treatment may be applied to elevate the metal's mechanical properties, enhancing strength and hardness to impressive levels. CNC machining offers the advantage of achieving precision dimensions and tight tolerances. Shot blasting can be used to cleanse the surface, resulting in a refined and smooth finish, while polishing creates a lustrous and captivating surface sheen that is both striking and functional.
Investment casting stands as a testament to the marvels of manufacturing, blending skilled craftsmanship, precision, and cutting-edge techniques. It produces superior metal components that adhere to the most exacting standards, unlocking possibilities across a diverse array 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
- Rust Prevention Treatment: To safeguard the integrity of our cast steel parts, we apply a superior-grade rust preventative. This creates a robust, dense anti-rust film that effectively shields against corrosion during both transportation and storage, ensuring the longevity of each component.
- Buffer Protection: Vulnerable parts receive special care through the use of cushioning materials like foam boards and sponges. These protective layers are meticulously wrapped around the parts to absorb shocks and prevent any collision-induced damage during transit.
- Outer Packaging: Small cast steel components are securely enclosed within robust wooden boxes, packed with internal stuffing to eliminate movement during shipping. For larger pieces, we employ tailor-made securement using either metal or wooden frames, with the option of container transport for maximized safety and stability.
Shipping
- Logistics Selection: Partnering with top-tier logistics firms, we offer a range of transportation solutions tailored to your needs. Whether by road, rail, sea, or air, we ensure that your goods are delivered in a timely and secure manner, optimized for both speed and safety.
- Delivery Timeliness: Standard orders are dispatched within 30 business days post-completion and quality inspection. For urgent requirements, we offer flexible arrangements to expedite the delivery process, prioritizing both production and dispatch to meet tight deadlines.
- Logistics Tracking: We empower our customers with real-time tracking capabilities. By using the order or logistics tracking numbers, you can effortlessly monitor the progress of your shipment via our official website or the logistics partner's platform, staying informed about the location and expected delivery time.

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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