contact@sydensen.com
  • Densen specializes in custom oem products
    The busy first quarter over, all of our factory are busy for new sample manufacture and mass production work, highly appreciated all guys hard working in Densen Group. Today I would like to share with you a new develop project for customer in USA, the process is aluminum gravity casting and mach
  • OEM production - Investment casting process
    What? Investment casting offers unlimited freedom in design and material choices. Typical applications can be found in the medical equipment manufacturing industry, such as autoclaves, sterilizers. Pump & food industry, and general industrial engineering.Why?1.Precise tolerances2.Thin walls are pos
  • Densen Group is specialized in customized metal parts since 1992
    We serve the customers from many applications, including mining machinery, forklift attachments, medical devices, oil drilling, automotive, high speed rail, valves and instruments, etc. Today we would like to take a few minutes of your time to learn about the parts of our mining machinery. W
  • Introduction about Our strengthen--Silica Sol Casting
    Silica sol casting, a precision casting process based on lost wax melt casting, where the shell coating is made of silica-sol. It’s also a common process which was chosen by many customers to make meat grinder parts, pump parts, valve parts, marine hardware, and other precision parts. So what’s th
  • About Investment casting
    What is investment casting? Investment casting, also known as lost wax casting, includes the processes of pressing wax, repairing wax, forming trees, dipping slurry, melting wax, casting metal liquid and post-treatment. Lost wax casting is to use wax to make the wax mold of the part to be cast, and
  • Benefits Of Using Sand Casting
    Benefits Of Using Sand Casting1. Nearly Any Alloy:Sand castings can be readily produced in nearly any ferrous or non-ferrous alloy. Some other casting processes will melt and pour super-alloys in a vacuum, but that is not typically done as a sand casting. Some materials cannot be “worked”, and must
  • One of Densen Group's product categories: Valves & Instruments
    Densen Group specialized in custom metal parts for many applications, including forklift attachments, medical devices, oil drilling, automotive, high speed rail, valves and instruments, etc.Today we would like to introduce you some of the products we have made for valve and instrument applications.M
  • 2022 Perfect Closure--Pakistani customer visit!
    The last working day in 2022, celebrate together with customer from Pakistan and all guys in Densen Group Headquarter office.
  • 2023 Perfect Start-- Switzerland customer visit!
    At the beginning of 2023, we welcomed the visit of the head of IPO from a Switzerland group company.
  • The difference between silica sol casting and water glass casting
    Investment casting usually refers to making a pattern from a fusible material, coating several layers of refractory material on the surface of the pattern to make a shell, and then melting the pattern and discharging the shell to obtain a mold without a parting surface. After high-temperature roasti
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  • Q Are you a manufacturer or a trader?

    A
    We have our own foundry ,forging factory and machinery shop located in Liaoning Province, China.
  • Q What can you do for customer?

    A
    One Stop Service
    1).Manufacturing and supply various machinery parts.
    2). Technical analysis and design 
    3).Factory audit, on-site production supervision, in-time feedback, pre-shipment quality inspection
  • Q How could you commit the product quality?

    A
    1) all our factories were ISO certified. 
    2) more than 50% of New Densen’s products were sold to worldwide top 500 companies 
    which located in North American, Western Europe, and Japan.
    3) New Densen’s QC engineers will do on-site supervision and before EX-work quality inspection. New Densen will issue inspection reports for customers’ approval before EX-work. New Densen will be responsible for its reports and every parts no matter how long sold to customers.
  • Q How long shall we get the quotation?

    A
    Processing time for inquiry: 1-3 working days.
  • Q What's the process of developing a new steel casting product?

    A
    The procedure for new project develop as below:
    1. Technical department analyze the drawings all details 
     
    2.Pattern design and manufacture
     
    3.Casting Process
     
    4.Quality Control inspect the casting parts
     
    5.Issue inspection report for customer to check quality
     
    6. After inspection report approved, Logistics Department help arrange the shipping to customer