Product Description

ABOUT US
HangZhou Suijin machinery Technology Co,.Ltd is a profational manufacturer in HangZhou city, our main process is investment casting/precision casting and machining, for casting process, we have 2 kinds of production line, 1 is precision casting, another is water glass with competitive cost.

Apart from the investment casting workshop and machine workshop, we also provide the CHINAMFG parts to meet the requirement for varial demand from our customer.

CERTIFICATIONS
Our company got the ISO9001 and IATF16949 certification, and aslo we are awarded the new high-tech enterprice by Chinese government, and we have more than 20 patent.

ADVANTAGES
 • More than 10 years experience on casting and machining
 • Advanced inspection equipment to ensure the tolerance
 • Flexible PO QTY to meet customer demand
 • Professional engineers in casting and machining
 • Competitive price and exllent parts quality
 • Nearby HangZhou port, on-time delivery

PROCESS FLOW

OEM&ODM SERVICE
HangZhou suijin machinery technology can provide the ODM&OEM service for customer, and main is ODM, we can manufacturing the customized parts according to 2D&3D, we have professional R&D team can take part in ealier development phase of the project.

AVALIABLE MATERIA & SURFACE TREATMENT

Avaliable Material
Carbon Steel  Alloy Steel High Chromium Cast Iron Low carbon steel
Stainless Steel Duplex Stainless Steel Steel bar Ductile Cast Iron
Surface treatment
Heat Treatment  Zinc Coating Blackening Mirror Polishing
Satin Polishing Electrolytic Polishing Shot Peening DACROMET

PRODUCT APPLICATION
AUTO PARTS

 • Exhaust inlet/outlet cone                                 • Shift sleeve                                 • Fuel rail bracket  
 • Tempreture sensor boss                                  • Mounting Brackets                      • Oxygen sensor boss 
 • Brake balance block                                        • EGR sensor boss                              • Exhaust valve body

ARCHITECTURAL HARDWARE

 • Mounting Base                                • Mounting plate                                                 • Bearing Covers   
 • Coupling                                          • Grount sleeve                                                  • Sprockets
 • Handle                                             • law glass curtain wall accessories                  • Side Plates                                                                                
AGRICULTURAL MACHINERY PARTS

 • Tooth Blocks                                         • Track shoes                                             • Bucket Teeth   
 • Track Links                                           • Clamping                                                 • Mounting Brackets
 • Lifting Eyes                                           • Quick Joint                                              • Trencher Tooth     
                  
MARINE HARDWARE
 • Star handle                                              • Door hinge                                          • Folding Dock Cleat   
 • Mirror Polished Mooring                          • Hollow base boat rope cleat               • Mounting Brackets

VALVE/PUMP

 • Valve body                                   • Explosion-proof valves                              • Pipe fitting              

OTHERS
The casting part is wildly use in the industries, such as rail&transit parts, bicycle parts, casting impeller, food machine sorting components, solar mounting system parts, container safety parts, Electronic lock body, robot parts and so on, we have more than 20 patents related to this kinds of project in production.    

ADVANCED EQUIPMENTS 

Our company also equiped advance inspection equipment to meet the inspection requirement of the parts, so that we can sure the part can have a good quality.

MAIN EQUIPMENT LIST

Magnetic defect inspection Spectrometer HB hardness inspection Mechanical inspection
Ultrasonic defect inspection Roughness tester HR hardness inspection CMM inspection
Metallographic detector X-ray inspection Dye penetrant inspection 100% Thread inspection

FAQ 

Q1 Are you factory or trading company?
A1 We are factory located in HangZhou city, China
Q2 What kinds of language is avaliable?
A2 English, Chinese, except email cummunication, we are ok with video meeting and calling.
Q3 How should I place an order?
A3 We are receive the PO and production drawing by email.
Q4 Which shipping methed is ok for you?
A4 Normally shipping by sea and train is use for mass production order delivery.
DHL,TNT,FedEx, UPS,EMS air shipment is use for sample delivery.
Q5 How can I contact you?
A5 You can contact us by email, and also we can chat by Skype, Teams, WhatsApp, Facebook.
Q6  What kinds of drawing format can be use?
A6 PRO/E, Auto CAD, CHINAMFG Works, IGS, UG, CAD/CAM/CAE, STEP.
Q7 Which packing material do you use for sea shipping?
A7 For sea shipping, we will packaging with European standard wooden pallet.
The parts will packing with PE bag inside the carton box.
Q8 How do you deal with the RFQ?
A8 Sales receiving the RFQ—Feasiblity study meeting with R&D engineer—Feed back technical issues with Customer—Sales quoted

 

Casting Method: Thermal Gravity Casting
Process: Precision Casting
Molding Technics: Gravity Casting
Samples:
US$ 1/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Shipping Cost:

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Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

cast aluminium

How does the cost of cast aluminium compare to other metals like steel or copper?

The cost of cast aluminium can vary compared to other metals such as steel or copper. Here’s a detailed explanation:

The cost of cast aluminium is influenced by several factors, including the availability and abundance of aluminium raw materials, production processes, market demand, and the specific alloy used. In general, aluminium is considered a relatively affordable metal compared to copper but may be more expensive than certain types of steel.

Here’s a comparison of the cost factors for cast aluminium, steel, and copper:

  • Raw Material Cost:
  • The cost of raw materials plays a significant role in determining the overall cost of a metal. Aluminium is derived from bauxite ore, which is widely available and relatively abundant. This availability helps keep the raw material cost of aluminium comparatively lower than that of copper, which is obtained from mining and may have limited reserves. Steel is primarily made from iron ore, which is also abundant, resulting in a generally lower raw material cost compared to both aluminium and copper.

  • Production Processes:
  • The production processes involved in producing cast aluminium, steel, and copper also impact their respective costs. The production of cast aluminium involves processes such as melting, casting, and finishing, which can be energy-intensive. Steel production involves iron ore extraction, refining, and subsequent processing, including casting or forming. Copper production requires mining, smelting, and refining processes. The complexity and energy requirements of these processes can affect the overall cost of the respective metals.

  • Market Demand and Supply:
  • The demand and supply dynamics of the metal market can influence the cost of cast aluminium, steel, and copper. Fluctuations in global demand, trade policies, geopolitical factors, and market competition can impact the prices of these metals. The market demand for aluminium, steel, and copper in various industries, such as automotive, construction, and electronics, can also affect their relative costs.

  • Alloy Composition:
  • The specific alloy composition used in cast aluminium can influence its cost. Different alloying elements and their concentrations can affect the availability and cost of the alloy. For example, certain aluminium alloys with rare or specialized elements may be more expensive compared to standard aluminium alloys. Steel and copper also have various alloy compositions available, and the cost can vary depending on the specific alloy used.

  • Product Form and Complexity:
  • The cost of cast aluminium, steel, and copper can also depend on the form and complexity of the final product. For example, highly intricate or customized cast aluminium parts may require additional processing steps, which can increase the overall cost. Similarly, complex steel or copper components may involve specialized manufacturing techniques that affect their cost.

It’s important to note that the cost of cast aluminium, steel, and copper can vary over time due to market conditions, including fluctuations in raw material prices, energy costs, and other economic factors. Additionally, regional factors and local market conditions can also influence the relative cost of these metals.

In summary, the cost of cast aluminium can vary compared to other metals like steel or copper. While aluminium is generally considered more affordable than copper, the cost comparison with steel depends on factors such as raw material availability, production processes, market demand, and the specific alloy composition used. These factors, along with product form and complexity, contribute to the overall cost of each metal.

cast aluminium

What are the tolerances and accuracies achievable with cast aluminium parts?

The achievable tolerances and accuracies of cast aluminium parts can vary depending on various factors, including the casting process, part design, size, complexity, and the specific requirements of the application. Here’s a detailed explanation:

Cast aluminium parts are manufactured through the casting process, which involves pouring molten aluminium into a mold and allowing it to solidify. This process can introduce certain limitations in terms of dimensional accuracy and tolerances compared to other manufacturing methods like machining. However, advancements in casting techniques and process controls have significantly improved the precision and quality of cast aluminium parts.

The achievable tolerances and accuracies of cast aluminium parts typically fall within a range based on industry standards and practical considerations. Here are some key factors to consider:

  • Casting Method:
  • The casting method employed can impact the achievable tolerances. Processes like sand casting, investment casting, and die casting can have different inherent limitations and capabilities in terms of dimensional accuracy. For example, die casting generally offers higher precision and tighter tolerances compared to sand casting.

  • Part Design and Complexity:
  • The complexity of the part geometry and design features can affect the achievable tolerances. Parts with intricate details, thin walls, undercuts, or internal cavities may pose challenges in maintaining tight tolerances. Simplifying the design or incorporating additional post-casting machining operations can help achieve tighter tolerances.

  • Size and Dimensions:
  • The size and dimensions of the cast aluminium part can influence the achievable tolerances. Larger parts may have slightly looser tolerances due to the potential for thermal expansion and contraction during the solidification process. Smaller parts generally have higher precision and tighter tolerances.

  • Surface Finish and Machining:
  • Depending on the application requirements, cast aluminium parts may undergo post-casting machining operations to achieve tighter tolerances and improve surface finish. Machining processes like milling, turning, and grinding can refine the dimensions and tolerances to meet specific accuracy requirements.

  • Industry Standards and Specifications:
  • Various industries have established standards and specifications that define the acceptable tolerances for different types of cast aluminium parts. These standards provide guidelines and reference values for dimensional accuracy based on the intended application and functional requirements.

It is important to note that the achievable tolerances and accuracies with cast aluminium parts may vary from one manufacturer to another or even within different production runs. Close collaboration between the design engineers, casting experts, and manufacturers is crucial to ensure that the desired tolerances can be achieved while considering the practical limitations and cost-effectiveness.

Overall, while cast aluminium parts may not offer the same level of precision as fully machined parts, they can still meet a wide range of dimensional requirements and functional needs. The selection of appropriate casting methods, design considerations, and post-casting processes can help achieve the desired tolerances and accuracies for cast aluminium parts in most applications.

cast aluminium

Can cast aluminium be recycled, and how is it done?

Yes, cast aluminium can be recycled, and the recycling process involves several steps. Here’s a detailed explanation:

Recycling cast aluminium helps conserve resources, reduce energy consumption, and minimize waste. The recycling process typically follows these steps:

  1. Collection:
  2. Cast aluminium scrap is collected from various sources, including discarded products, manufacturing waste, and post-consumer items. This scrap is then transported to recycling facilities for processing.

  3. Sorting:
  4. At the recycling facility, the collected cast aluminium scrap is sorted based on its alloy composition. Different aluminium alloys may have varying chemical compositions and properties, so sorting helps ensure that the recycled material is used appropriately.

  5. Shredding and Melting:
  6. The sorted cast aluminium scrap is shredded into smaller pieces or chips to increase its surface area. Shredding facilitates the melting process and allows for efficient heat transfer during recycling. The shredded aluminium is then loaded into a melting furnace.

  7. Melting and Purification:
  8. In the melting furnace, the shredded cast aluminium is heated to high temperatures, typically around 660°C (1220°F), causing it to melt. During the melting process, impurities and contaminants are removed through various purification techniques. This helps ensure that the recycled aluminium meets the required quality standards.

  9. Casting:
  10. Once the molten aluminium is purified, it is cast into ingots or other desired forms. The molten aluminium is poured into molds and allowed to cool and solidify, forming new aluminium products or raw material for further processing.

  11. Fabrication:
  12. The cast aluminium ingots or recycled aluminium sheets can be further processed and fabricated into new products. This may involve techniques such as extrusion, rolling, forging, or machining to shape the recycled aluminium into desired forms.

  13. Reuse or Manufacturing:
  14. The recycled cast aluminium can be used for various applications. It can be incorporated into new products, such as automotive components, building materials, packaging, or consumer goods. Alternatively, it can be sold to manufacturers who require aluminium as a raw material for their production processes.

  15. Continued Recycling:
  16. Aluminium has the advantage of being infinitely recyclable without any loss in quality. Recycled cast aluminium can be recycled again and again, allowing for a sustainable and circular material flow.

The recycling of cast aluminium helps conserve natural resources, reduces the need for primary aluminium production, and reduces the environmental impact associated with mining and refining raw aluminium. It also saves energy, as recycling aluminium requires significantly less energy compared to producing aluminium from ore.

China factory OEM Custom High Precision Casting Parts Cast Forged Alloy Steel Aluminium Pipe Cap  China factory OEM Custom High Precision Casting Parts Cast Forged Alloy Steel Aluminium Pipe Cap
editor by CX 2023-12-12