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    grinding ball producing procedure
quenching and tempering process

Defects of quenching & tempering and Prevention

January 7, 2019/in Heat Treatment Process /by Sara Wu

In the heat treatment process, the reject rate caused by the quenching process is usually higher. This is mainly in the quenching process, and at the same time, the formation of greater thermal stress and structural stress, in addition, it is easy to be exposed in the quenching and tempering process because of the inherent […]

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https://www.nghexin.com/wp-content/uploads/2019/01/quenching-and-tempering-process.jpg 325 700 Sara Wu https://nghexin.com/wp-content/uploads/2018/05/logo-nghexin-300x146.png Sara Wu2019-01-07 03:08:382019-01-07 03:10:57Defects of quenching & tempering and Prevention
chrome grinding ball risers

Function and design of Riser for foundry

January 4, 2019/in Castings /by Sara Wu

1. Take a pinch. 2. Exhaust. 3.Slag collection. 4.Logo for the metal filling cavity. Casting riser is a part designed to supply the shrinkage of casting during solidification to prevent shrinkage cavity and shrinkage porosity.

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https://www.nghexin.com/wp-content/uploads/2019/01/chrome-grinding-ball-risers.jpg 303 703 Sara Wu https://nghexin.com/wp-content/uploads/2018/05/logo-nghexin-300x146.png Sara Wu2019-01-04 03:22:592019-01-07 03:11:51Function and design of Riser for foundry
high chrome cast iron

Characteristics and application of high chrome wear resistant cast iron

January 2, 2019/in Castings /by Sara Wu

High Chrome cast iron containing 12.30% chrome and 2.4-3.6% carbon can be highly alloyed and heat treated to obtain martensite or austenite or mixed matrix and special carbides of chrome. This particular carbide is a hexagonal system of Me7C3 with hardness as high as HVL200. 1600, much higher than the cementite type of carbides and common mineral […]

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https://www.nghexin.com/wp-content/uploads/2019/01/high-chrome-cast-iron.jpg 328 794 Sara Wu https://nghexin.com/wp-content/uploads/2018/05/logo-nghexin-300x146.png Sara Wu2019-01-02 03:39:562019-01-02 03:47:56Characteristics and application of high chrome wear resistant cast iron
molten iron melting induction furnace

Importance to treat the gray iron melted by electric induction furnace

December 28, 2018/in Castings /by Sara Wu

This company is a large state-owned enterprise, the production of many varieties of gray iron castings, the previous use of Cupola melting equipment, the production of gray iron castings have been very stable quality. In order to further implement the national requirements for Energy Conservation and emission reduction, optimize the environment, and achieve high efficiency […]

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https://www.nghexin.com/wp-content/uploads/2018/12/molten-iron-melting-induction-furnace.jpg 318 735 Sara Wu https://nghexin.com/wp-content/uploads/2018/05/logo-nghexin-300x146.png Sara Wu2018-12-28 02:32:592018-12-28 02:55:09Importance to treat the gray iron melted by electric induction furnace
ductile iron ball

Points for MELTING SCRAP FOR DUCTILE IRON

December 27, 2018/in Castings /by Sara Wu

In the traditional production process of ductile iron, about 10% carbon scrap is generally used for the burden. This paper only deals with some problems that should be paid attention to in the process of producing nodular cast iron in an induction furnace after increasing the proportion of carbon scrap used. According to the production […]

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https://www.nghexin.com/wp-content/uploads/2018/12/2.png 202 760 Sara Wu https://nghexin.com/wp-content/uploads/2018/05/logo-nghexin-300x146.png Sara Wu2018-12-27 02:16:172019-01-02 03:20:22Points for MELTING SCRAP FOR DUCTILE IRON
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INDUSTRIAL NEWS

  • Cast Grinding Balls Standard (7)
  • Castings (32)
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  • Heat Treatment Process (26)
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  • Producing grinding ball process (20)
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Related Products

  • metallic die for hammerMetallic Hammer Mold (dies)March 5, 2019 - 6:28 am
  • pouring machine for castings)Tilting type molten iron pouring systemAugust 7, 2018 - 3:04 am
  • automatic high chrome grinding ball production lineautomatic casting grinding balls production lineAugust 7, 2018 - 3:04 am
  • aluminum shell type induction furnaceMedium Frequency Induction Melting FurnaceAugust 4, 2018 - 3:30 am

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sarawu_smart@163.com

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Add:Heli Technological & Economic Zone,Ningguo City, Anhui Province
China 242300

Tel: 0086-563-4111988
Fax:0086-563-4111988
Phone:0086-15856363380

Email: sara.wu@nghexin.com
sarawu_smart@163.com

CASTING GRINDING BALL PROJECT

Step 1# Melting

Step 2#Making Balls 

Step 3#Separating & Cleaning

Step 4#Heat Treatment 

Step 5# Analysis

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