| Machinery |
Part name |
Material |
Process |
Technical advantages |
| Farm Machinery Tractor parts |
Steering arm |
Carbon steel |
Lost wax casting |
Lost wax casting process, using silica sol in the pre-process, good product surface quality, less mold cost, and small quatity production. |
Commercial Cehicle
Clutch parts |
Release bearing housing |
Carbon steel |
Lost wax casting |
Agricultral Machinery
Seeder parts |
Seeder template frame |
Carbon steel |
Lost wax casting |
Qingdao Starise Metal Technology Co., Ltd. stands as a beacon of innovation and expertise in the realm of precision casting parts. As an industry and trade integration enterprise, we focus on the meticulous research, development, and global trade of our superior products. With the backing of our state-of-the-art factory, our legacy stretches over three enriching decades, during which we have carved out a modern production base sprawling across 47,000 square meters. This includes 10,000 square meters dedicated to high-standard production workshops. Boasting an impressive annual production capacity exceeding 30,000 tons of precision cast steel parts, our products proudly make their way to over 20 countries and regions across Europe, America, and Asia.
Our History:
1. Founding Period (1995-1998):
In 1996, nestled in Pingdu City, Qingdao, China, our company opened its doors with a resolute focus on delivering exceptional precision casting solutions tailored for the agricultural machinery and automotive axle sectors. This initial phase was marked by our expertise in crafting small-scale precision castings utilizing the esteemed traditional silica gel precision casting technology.
2. Technological Accumulation and Expansion (1998-2014):
The year 1998 marked our foray into advanced investment casting and sand casting technologies, paving the way for medium and large-scale precision casting production. Our quality commitment was solidified in 2006 with the acquisition of ISO9001 certification, a testament to the reliability of our casting products. Between 2009 and 2014, we embarked on a journey of substantial growth, augmenting our production facilities, inaugurating multiple new production lines, and embracing efficient casting processes, all of which empowered us to adeptly handle diverse, multi-batch, customized product manufacturing demands.
3. Brand Marketing (2016-2020):
2016 marked our strategic pivot towards brand building, highlighted by active participation in both domestic and international industry exhibitions, significantly enhancing our brand visibility. Our global market presence grew exponentially in 2017 through robust long-term partnerships with overseas customers. By 2020, our commitment to excellence was reflected in the development of multiple patented technologies, elevating both product precision and quality.
4. Technological Innovation and Sustainable Development (2018-2024):
The establishment of a dedicated research and development center in 2018 underlined our commitment to pioneering new materials and processes. Our 2019 achievement of creating an environmentally friendly precision casting process marked a milestone, successfully reducing pollution emissions while enhancing the quality of surface and internal defects in castings. This relentless pursuit of innovation earned us the title of a national high-tech enterprise in 2020, a recognition of our technological prowess.
5. Intelligent Manufacturing and Future Vision:
The global pandemic in 2019 challenged us to rethink and rejuvenate our market strategy, resulting in strengthened online marketing and service capabilities that ensured consistent business growth. Our 2021 debut of an intelligent manufacturing initiative marked a new era, where automation and information technology coalesced to boost production efficiency and management capabilities.
6. Looking Ahead:
Our unwavering commitment to an innovation-driven development philosophy propels us toward securing a leadership role in the global precision casting industry.
Investment casting is a highly sophisticated and intricate manufacturing process renowned for its ability to produce high precision metal components. Whether it's for aerospace, automotive, medical, or various other industries, this process offers unparalleled accuracy and quality. Here are the detailed and refined basic steps involved in the investment casting process, which can help you better understand how these remarkable components come to life.
1. Wax Pattern Creation
The investment casting journey commences with the meticulous creation of wax patterns. Highly skilled artisans carefully inject premium wax material into precisely engineered aluminum molds. These molds are designed to replicate the exact shape and dimensions of the final product with remarkable precision. The resulting wax model serves as the fundamental blueprint and foundation for the entire subsequent casting process. It's crucial to note that the quality and accuracy of the wax pattern directly impact the final outcome of the metal component.
2. Assembly
In the assembly stage, the individually crafted wax patterns are meticulously and carefully attached to a central wax sprue. This assembly is commonly referred to as a pattern assembly or a wax tree. The central sprue plays an indispensable and pivotal role as it will act as the essential channel through which the molten metal will eventually flow, filling the intricately shaped cavities of the wax patterns. This step requires great attention to detail to ensure proper alignment and secure attachment of the wax patterns to the sprue.
3. Shell Building
Once the pattern assembly is complete, it's time to embark on the transformative shell-building stage. In this complex and delicate step, the pattern assembly is repeatedly dipped into a high-quality ceramic slurry. Multiple layers of refractory materials are gradually applied, but it's of utmost importance to ensure that each layer is completely dry before adding the next one. This painstaking process results in the creation of a robust, durable, and thick ceramic shell that envelops the delicate wax patterns, providing the necessary structure and protection for the subsequent steps.
4. Dewaxing
After the ceramic shell has been fully formed, the critical step of dewaxing comes into play. The entire assembly, now encased within the ceramic shell, is placed into a specialized furnace and subjected to high temperatures. This heating process causes the wax inside the ceramic shell to melt and drain out, which is why investment casting is also commonly known as "lost-wax casting." The end result is a hollow ceramic mold with precisely defined cavities that are an exact replica of the original wax patterns, ready to receive the molten metal.
5. Burnout/Preheating
Following the dewaxing process, the ceramic mold undergoes a burnout stage, during which it is exposed to extremely high temperatures. This burnout process serves several important purposes. It ensures that any residual wax is completely removed from the mold, hardens the ceramic structure, and prepares the mold for the upcoming pouring process. Preheating the mold is essential as it helps the molten metal flow more smoothly and fill the cavities evenly, reducing the risk of defects. Once the preheating is complete, the mold is in the optimal condition to receive the molten metal.
6. Pouring
The pouring step is the core and most crucial part of the entire investment casting process. Molten metal, carefully selected to meet the specific metal grade requirements of the component, is meticulously poured into the preheated ceramic mold. The metal flows rapidly into the intricately shaped cavities, filling every corner and crevice of the mold. As the molten metal cools and solidifies within the mold, it takes on the exact shape and dimensions of the original wax patterns, bringing the desired metal component to life. Precise control of the pouring process is essential to ensure the quality and integrity of the final product.
7. Shell Removal
Once the metal has fully solidified, the ceramic shell that once protected the casting needs to be removed to reveal the final metal component. Vibratory methods are commonly used to break away the ceramic shell, carefully unveiling the intricately crafted metal casting hidden within. This step requires careful handling to avoid damaging the delicate metal part.
8. Cut-off
Once the shell has been meticulously removed, each metal casting is expertly separated from the central sprue using highly specialized saws or cutting tools. This delicate separation process is executed with exceptional precision, ensuring a clean and accurate cut, and leaving the metal component impeccably prepared for the next stage of its journey towards perfection.
9. Finishing
The grand finale in the investment casting process involves executing any necessary finishing operations to tailor the component to its specific demands. Depending on its application, a variety of sophisticated finishing techniques may be employed. For example, heat treatment may be crucial to enhance the metal’s mechanical properties, like its strength and hardness. CNC machining is utilized to achieve the highest degree of precision in dimensions and tolerances. Meanwhile, shot blasting serves to cleanse the surface and provide a refined, smooth finish, and polishing is performed to achieve a lustrous, visually appealing surface appearance that catches the eye.
Investment casting is an extraordinary manufacturing process that seamlessly blends skill, precision, and cutting-edge techniques to produce superior quality metal components that meet the most stringent standards across a broad spectrum of industries.
| Material |
Carbon Steel |
Ductile Iron |
Alloy Steel |
Stainless Steel |
Manganese Steel |
White Alloy |
| 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
|
KMTBCr7CuRE
KMTBCr12 - 15CuRE
KMTBCr20MoCuRE
KMTBCr21MoCuRE - 1
KMTBCr21MoNiCuRE - 2
KMTBCr21MoNiWCuRE - 3
KMTBCr21MoNiWVCuRE - 4 |
| 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 |
|
Packaging
1. Rust Prevention Treatment: We employ superior rust prevention techniques where the surface of our premium cast steel parts is meticulously sprayed or coated with top-tier rust inhibitors. This creates an impenetrable protective layer, ensuring our parts remain unblemished by rust throughout transportation and storage.
2. Buffer Protection: To safeguard our products from any potential damage during transit, we envelop parts susceptible to bumps in high-quality buffer materials like foam boards and sponges, ensuring they reach their destination in perfect condition.
3. Outer Packaging: Our meticulous packaging process guarantees the utmost safety. Smaller cast steel parts are securely nestled in robust wooden boxes, replete with cushioning materials to prevent any movement. For larger parts, they are stabilized using bespoke metal or wooden frames. If necessary, we employ container shipping to further ensure the uncompromised safety of your order during its journey.
Shipping
1. Logistics Selection: With a network of partnerships with renowned logistics companies, we tailor our transportation methods—be it road, rail, sea, or air—to perfectly align with customer requirements and product specifications, ensuring a seamless, safe, and punctual arrival of your goods.
2. Delivery Timeliness: Prompt delivery is our promise. Standard orders are dispatched within [X] working days post-production and quality checks. For urgent shipments, we offer flexible solutions where production and dispatch schedules are expedited to meet your time-sensitive needs.
3. Logistics Tracking: Our state-of-the-art real-time tracking service empowers you with the ability to monitor your shipment's progress. Simply use the order or logistics tracking number on our official site or partner platform to stay informed about your shipment's location and anticipated delivery time, anytime and anywhere.
1. Q: How to get a quotation?
A: Please send your 2D drawings and 3D model with the required material, annual usage, or lot quantity to us.
2. Q: What is the MOQ?
A: According to the part's specification, material, technical demands, etc. For some parts, 1 pcs is also acceptable.
3. Q: What is our advantage?
A: We have built a complete and strict quality control management system, from material to finished products.
We can offer you the best service for casting, machining, and sheet metal parts with the most favorable unit price and freight cost within 48 hours.
4. Q: Do we have in-house engineering capability?
A: Yes, our engineering team has rich experience from the finished OEM and ODM projects, and we can also supply you with some suggestions during the production process.
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