Machine-tools; flat-surface grinding machines, numerically controlled

HS v2022 Code: 846012

About machine-tools; flat-surface grinding machines, numerically controlled

HS code 846012 covers numerically controlled flat-surface grinding machines, a critical component of modern manufacturing. These machine tools play a vital role in the production of a wide range of industrial and consumer goods, from automotive parts to aerospace components. By enabling precise, high-quality surface finishing, these machines contribute to the efficiency and reliability of manufacturing processes across numerous sectors, making them an essential part of the global economy.

Production process

Flat-surface grinding machines with numerical control utilize advanced computer-controlled systems to automate the grinding process. The workpiece is securely mounted on a table that moves back and forth, while a grinding wheel rotates at high speed to remove material from the surface. The machine's numerical control system precisely coordinates the movement of the table and the grinding wheel, allowing for extremely accurate and consistent results. This level of automation and precision is crucial for producing components that meet tight tolerances and specifications.

Production inputs

The production of numerically controlled flat-surface grinding machines requires a range of inputs, including high-quality steel for the machine's frame and components, specialized grinding wheels made from abrasive materials, and advanced electronic control systems. Additionally, these machines often require skilled operators and technicians to set up, program, and maintain the equipment. The availability of these inputs, as well as access to advanced manufacturing technologies, is essential for the continued development and competitiveness of this industry.

Production outputs

Flat-surface grinding machines produced under HS code 846012 are used to finish the surfaces of a wide variety of industrial and consumer products. Their output is often consumed by manufacturers in sectors such as 870000 Motor vehicles, trailers and semi-trailers, 880000 Aircraft, spacecraft, and parts thereof, and 848000 Machinery and mechanical appliances; parts thereof. The precision and efficiency of these machines contribute to the quality and reliability of the final products, making them an important part of the global supply chain.

Revisions to 846012

Classification codes are adjusted frequently. The code may have been revised or replaced between system versions. The table below shows the history (newest to oldest) of the code 846012. The most recent 1 version of this code (846012) is in the HS v2022 system (this version):

This page shows the most recent version of code 846012.

Family tree for machine-tools; flat-surface grinding machines, numerically controlled

    graph LR
    A["<a href='/classifications/hs/v2022/84'>84: Machinery and mechanical appliances, boilers, nuclear reactors; parts thereof</a>"]
A --> B["<a href='/classifications/hs/v2022/8460'>8460: Machine-tools; for deburring, sharpening, grinding, honing, lapping, polishing or otherwise finishing metal, sintered metal carbides or cermets by means of grinding stones, abrasives or polishing products</a>"]
B --> C["<a href='/classifications/hs/v2022/846012'>846012: Machine-tools; flat-surface grinding machines, numerically controlled</a>"]

    B --> D["<a href='/classifications/hs/v2022/846019'>846019: Machine-tools; flat-surface grinding machines, other than numerically controlled</a>"]
B --> E["<a href='/classifications/hs/v2022/846022'>846022: Machine-tools; grinding machines (excluding flat-surface), centreless, numerically controlled</a>"]
B --> F["<a href='/classifications/hs/v2022/846023'>846023: Machine-tools; cylindrical grinding machines (excluding flat-surface and centreless), numerically controlled</a>"]
B --> G["<a href='/classifications/hs/v2022/846024'>846024: Machine-tools; grinding machines (excluding flat-surface, cylindrical and centreless), numerically controlled</a>"]
B --> H["<a href='/classifications/hs/v2022/846029'>846029: Machine-tools; grinding machines (excluding flat-surface), other than numerically controlled</a>"]
B --> I["<a href='/classifications/hs/v2022/846031'>846031: Machine-tools; sharpening (tool or cutter grinding) machines, numerically controlled</a>"]
B --> J["<a href='/classifications/hs/v2022/846039'>846039: Machine-tools; sharpening (tool or cutter grinding) machines, other than numerically controlled</a>"]
B --> K["<a href='/classifications/hs/v2022/846040'>846040: Machine-tools; for honing or lapping</a>"]
B --> L["<a href='/classifications/hs/v2022/846090'>846090: Machine-tools; for deburring, grinding, polishing or otherwise finishing metal, sintered metal carbides or cermets by means of grinding stones, abrasives or polishing products, n.e.c. in heading no. 8460</a>"]

    

    %% Color coordination by level

    classDef level1 color:#000,fill:#a8f9ff,stroke:#333,stroke-width:2px
    classDef level2 color:#000,fill:#e0a458,stroke:#333,stroke-width:1px
    classDef level3 color:#000,fill:#419d78,stroke:#333,stroke-width:1px
    classDef level4 color:#000,fill:#c04abc,stroke:#333,stroke-width:1px
    classDef level5 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef level6 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef highlight color:#000,fill:#fff,stroke:#000,stroke-width:5px



  %% Apply classes
  class A level2
class B level4
class C level6
class D level6
class E level6
class F level6
class G level6
class H level6
class I level6
class J level6
class K level6
class L level6

  class C highlight

  %% class A level1
  %% class B,C level2
  %% class D,E,F,G,H,I level2
  %% class J,K,L,M,N,O,P level3
  %% class C highlight