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Descaling abrasive Steel Shot

With suitable hardness, standard element content,long working life,It saves a lot of money for you.
Availability:
Quantity:
  • S110-S780
  • LONGTAI

LONGTAI Steel shots are widely used for descaling and descaling of steel workpieces before they are applied. In this case, centrifugal shot blasting equipment is often used. The shape of the ball and the low hardness make the steel shots do not cause excessive wear on the equipment. Steel shots are also widely used in the foundry industry. When the workpiece is removed from the mold, the steel is used to remove the sand from the surface of the workpiece.

 

The molten steel is melted and then sprayed with a high-pressure water spray gun to form molten steel into steel pellets, and the formed steel pellets are reheated to be homogenized and then quenched. The quenched steel pellets are dried and reheated and tempered in the furnace to achieve appropriate hardness, and the tempered steel pellets are sieved through a mechanical screen to a level conforming to the SEA standard for use in shot blasting equipment. Products of different particle sizes and hardness are used in different processes such as steel rust removal, surface strengthening and the like. When adding new steel shots, please observe the principle of a small amount of hard work.

 

The steel shots are made of selected raw material scrap steel, adding rare metals and best proportioning alloys, and are transformed into steel pellets by electric furnace smelting, modern equipment production, and after multiple electric heat treatment and automatic screening, in the process of forming steel grains from liquid metal. Its chemical composition and particle size are strictly controlled to ensure its mechanical properties meet various uses. Each production process has the strictest quality management. The steel balls produced are tightly organized, not easy to be broken, uniform in particle size distribution, have appropriate hardness, strong impact resistance and long service life.

 

According to the work requirements of the automobile manufacturer, the steel plates and some castings used need to be polished, but the strength and original shape of the steel plate cannot be damaged, and the appearance of the castings should be clean and beautiful. Since the car parts are not very regular, it is required to have different polishing machines to complete. The shot blasting machines that need to be used are: drum type, rotary table, crawler type, through type shot blasting machine, and different mechanical processing of different workpieces.




 Item

   

Cast Steel Shot

Chemical Composition

Carbon (C)

0.70-1.00%

Manganese (Mn)

0.60-1.00%

Silicon (Si)

0.50-1.00%

Sulfur (S)

<0.03%

Phosphorus (P)

<0.03%

 

Hardness

 

GP (40-50HRC)

 

GL (53-60HRC)

 

GH (60-66HRC)

Microstructure

Homogeneous tempered martensite or troostite

 

Size

S780(2.5mm),  S660(2.0mm),  S550(1.7mm),  S460(1.4mm),  S390(1.2mm)

S330(1.0mm),  S280(0.8mm),  S230(0.6mm),  S170(0.5mm),  S110(0.3mm)

 

Appearance

 

Spherical (hollow particles<10%)

 

Density

 

≥7.4 g/cm3

                   Raw material

 

                                                                   High quality steel


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Tel:+86- 536-7710495 
Fax:+86- 536-7710495 
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SHANDONG LONGTAI INDUSTRIAL LTD

Add: No.4399,Anshun Road,Weicheng District,Weifang City,Shandong Province,China
E-mail: info@l-tai.com
Tel:+86- 536-7710495 
Fax:+86- 536-7710495 
Mob:+86-15653433378
Whatsapp:+86-15653433378
 
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