Girth gear for rotary kiln, ball mill and tube mill

Short Description:

Gear ring Weight: 10~35T Applicable devices: rotary kiln, ball mill, tube mill Application: Cement, building material, metallurgy etc. Customizable or not: Yes Product introduction  Gear ring is the main part of rotary kiln and ball mill which has to run for a long time, therefore, there is high quality requirement for gear ring in production. Our main material for the Gear ring is similar to followings: Standard Specifications for Cast Steel Country Standard Grade United King...


  • FOB Price: US $0.5 - 9,999 / Piece
  • Min.Order Quantity: 100 Piece/Pieces
  • Supply Ability: 10000 Piece/Pieces per Month
  • Port: Shenzhen
  • Payment Terms: L/C,D/A,D/P,T/T
  • Product Detail

    Product Tags

    Gear ring

    Weight: 10~35T

    Applicable devices: rotary kiln, ball mill, tube mill

    Application: Cement, building material, metallurgy etc.

    Customizable or not: Yes

    Product introduction 

    Gear ring is the main part of rotary kiln and ball mill which has to run for a long time, therefore, there is high quality requirement for gear ring in production.

    Our main material for the Gear ring is similar to followings:

    Standard Specifications for Cast Steel

    Country

    Standard

    Grade

    United Kingdom BS EN 10083/2-1991 C45
    USA ASTM A 29/A29M-04 1045
    Germany DIN EN 10083-2-2006 C45/CK45
    Japan JIS G5111 SCC5
    International ISO 683/1  C45/C45E4/C45M2

     

    Standard Specifications for Cast Steel

    Country

    Standard

    Grade

    United Kingdom BS 970-1 708 M40
    USA ASTM A 29/A29M-04 4140/4142
    Germany DIN EN 10083-1-1996 42CrMo4
    Japan JIS G4053-2003 SCM440
    International ISO 683/1  3

    Heavy Load Transmission Gear Ring Hardness Comparison

    Type

    Treatment

    Hardness

    Pinion

    Gear

    Pinion

    Gear

     

    Spur Gear

     

    Quenching & Tempering

    Normalizing

    240~270HB

    180~220HB

    Quenching & Tempering

    260~290HB

    220~240HB

    Quenching & Tempering

    280~310HB

    240~260HB

    Quenching & Tempering

    300~330HB

    260~280HB

     

    Helical Gear

     

    Quenching & Tempering

    Normalizing

    240~270HB

    160~190HB

    Normalizing

    260~290HB

    180~210HB

    Quenching & Tempering

    270~300HB

    200~230HB

    Quenching & Tempering

    300~330HB

    230~260HB


    Advantage

    Shanghai Special Metal Co., Ltd adopts unique heat treatment to optimize the gear ring structure, to enhance hardness、wear resistance and impact force.

    Shanghai Special Metal Co., Ltd uses high strength steel to cast gear ring and optimize rotary kiln to ensure the stability under long working time and prolongs service time.

    Shanghai Special Metal Co., Ltd has a strong ability of producing steel casting and we can do mass production of gear ring in short cycle with large amount.

    Production Process  

    1. Wooden pattern Production  

    2. Molding

    3. Pouring

    4. First cleaning

    5. Heat treatment – grinding (inspection)

    6. Rough machining (inspection)-finishing machining (inspection)

    7. Packing-delivering

    girth gear

    Quality assurance

    The fabrication route is governed by the provisions of the implemented Quality System ISO 9001: 2000. The standard documentation ensures the full traceability of every process step:

    • Manufacturer test certificates according to DIN EN 10.204 § 3.1 including chemical composition, mechanical properties and non-destructive examination;

    • Dimensional check supported with a “as-built“ sketch;

    • Record of the heat treatment chart;

    Pictures:



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