| 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. is a dynamic industry and trade integration enterprise, passionately dedicated to the research, development, production, and global distribution of top-tier precision casting parts. With over three decades of experience, the company operates a state-of-the-art production facility sprawling over 47,000 square meters, including 10,000 square meters of high-standard workshops. Boasting an impressive annual production capacity exceeding 30,000 tons of precision cast steel parts, our products have secured their place in the global market, reaching more than 20 countries and regions across Europe, America, and Asia.
Our History:
1. Founding Period (1995-1998):
Established in 1996 in the vibrant city of Pingdu, Qingdao, China, our company initially carved its niche by offering superior precision casting solutions to the agricultural machinery and automotive axle sectors. During these formative years, we specialized in crafting small-scale precision castings utilizing traditional silica gel precision casting technology.
2. Technological Accumulation and Expansion (1998-2014):
By 1998, we embraced cutting-edge investment casting and sand casting technologies, allowing us to produce medium to large-scale precision castings. Our commitment to excellence was recognized in 2006 when we achieved ISO9001 certification, reinforcing the quality and dependability of our cast products. Between 2009 and 2014, we embarked on a significant expansion journey, enhancing our production facilities, incorporating multiple new production lines, and adopting efficient casting processes to cater to diverse, multi-batch, and customized manufacturing requirements.
3. Brand Marketing (2016-2020):
In 2016, our focus shifted towards brand elevation, actively participating in both domestic and international industry exhibitions, thus amplifying our brand's prominence. By 2017, we expanded our global footprint and forged enduring partnerships with international clients. By 2020, our pioneering spirit bore fruit with the development of several patented technologies, elevating our product precision and quality to new heights.
4. Technological Innovation and Sustainable Development (2018-2024):
In 2018, we established a cutting-edge research and development center to delve into new materials and processes. By 2019, we pioneered an eco-friendly precision casting process that not only minimized pollution emissions but also significantly enhanced the surface and internal quality of our castings. Our dedication to innovation was nationally acknowledged in 2020 when we were designated as a high-tech enterprise, celebrating our strides in technological advancement.
5. Intelligent Manufacturing and Future Vision:
Embracing the challenges brought by the global pandemic in 2019, we promptly recalibrated our market strategy, bolstering our online marketing and service capabilities to maintain steady business growth. In 2021, we launched our intelligent manufacturing initiative, integrating automation and information technology to significantly boost production efficiency and management capabilities.
6. Looking Ahead:
Guided by an unwavering commitment to innovation-driven development, we are determined to cement our leadership in the global precision casting industry, pushing the boundaries of excellence.
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 protective shell is meticulously removed, the next step involves the careful separation of individual metal castings from the central sprue. This critical task is executed using specialized saws or cutting tools, ensuring each cut is clean, precise, and readying the metal components for subsequent processing stages. Through this methodical approach, we maintain the integrity and accuracy required for superior quality products.
9. Finishing
In the grand finale of the investment casting process, we embark on the finishing phase, where each component is transformed to meet bespoke specifications. This involves an array of sophisticated techniques. Heat treatment may be applied for robust strength and enhanced hardness. For achieving exacting dimensions and tolerances, CNC machining is the optimal choice. To refine the surface, shot blasting is employed, yielding a pristine, smooth finish. Finally, polishing bestows upon the component a dazzling and alluring appearance, epitomizing perfection.
Investment casting stands as an extraordinary confluence of skill, precision, and cutting-edge techniques, delivering metal components of the highest pedigree. This process meets the stringent demands of diverse industries, showcasing our commitment to excellence and innovation.
| 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: Each cast steel part undergoes a meticulous rust prevention treatment. By applying high-quality rust preventatives, a robust anti-rust film envelops the surface, effectively shielding it from corrosion throughout both transport and storage, ensuring longevity.
2. Buffer Protection: To safeguard against potential collision impacts during transit, vulnerable areas of the parts are carefully encased with protective buffer materials like foam boards and sponges, reducing the risk of damage.
3. Outer Packaging: For smaller cast steel components, we use resilient wooden boxes reinforced with internal stuffing to prevent any movement during transit. Larger components are securely mounted in custom metal or wooden frames, with the option of container transport for enhanced stability and safety.
Shipping
1. Logistics Selection: Leveraging our strategic partnerships with renowned logistics companies, we offer a tailored selection of transportation methods. Whether it's road, rail, sea, or air freight, our approach ensures your goods are delivered on time, every time, with utmost safety.
2. Delivery Timeliness: For standard orders, dispatch occurs within [X] working days post-completion and inspection. For those requiring expedited service, we're flexible in negotiating reduced delivery timelines, prioritizing both production and dispatch for your urgent needs.
3. Logistics Tracking: Stay informed with our real-time logistics tracking service. Utilizing your order or logistics tracking number, you can seamlessly monitor your shipment's progress on our website or through our logistics partners, accessing up-to-the-minute location updates and estimated arrival times.
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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