hot rolled tool steel plastic mould alloy steel p20 steel hardness

   Plastic mould  steel   P20 

Specification of p20 steel   Optional hybrid purchase

       Round bar 

Diameter(mm)

Length (mm)

20~800mm

300~5800mm

         Plate

Thickness(mm)  

Width (mm)       

Length (mm)    

20~800mm

200~2000mm

3000~5800mm

The specification can be customised!

Composition of p20  steel 

NO.

C   

 Si

Mn

Cr

Mo

Ni

P

   S

p20

0.28~0.40

0.2~0.8

0.60~1.00

1.40~2.00

0.3~0.55

0.85~1.15

≤0.030

≤0.030

Characteristic of p20  steel 

1.Prehardened grade specially designed for the plastic mold industry deliver in hardened and

tempered condition(300HB), subsequent heat treatment is not necessary. 

2.Specially employed for the plastic mold industry andadapted ford polishing and chemical 

etching (low sulphur content).

Heat treatment of p20 steel 

Annealing:Heat to 720÷750°C for 2÷4 h furnace cool.

Stress relieving:Up to 560÷600°C, hold for 2÷4h; furnace or still air cooling.

Hardening:

Preheating to 600÷650°C;

-   Heat to hardening temperature to 840÷870°C and hold at temperature.

Tempering:To be carried out after hardening in the range 580÷650°C for 25mm of

thickness minimum 2h.

Application of p20  steel 

1.Suitable for making medium and large,sophishticated long-life plastic mold steel.

3.Suitable for manufacturing thermoplastic blow molding mold.

4.Suitable for manufacturing heavy mold main components.

5.Commonly used in the manufacture of TV cabinets,washing machine,refrigerator inner   shell,buckets,etc.

Product  P20  steel

Cutting service provided

Workshop is equipped with the most advanced CNC grinding machine, CNC milling machine, Vertical and Horizontal band saw cutting machine, Max. 30MT Loading Cranes, ultrasonic Test machines... These equipments are manipulated with professional engineers with many years work experiences.

Product each step is strictly controlled to make sure the products are high quality!

• Dongguan Songshun Mould Steel Co., Ltd. is located in Chang'an Town - the famous town of mold in Pearl River Delta of China. After 10 years' development.
• Now we have the capacity to provide complete services from manufacturing and marketing to distributing.
• Our steel has exported all over the world.
• Our factories for peeling,milling,grinding,cutting and heat treatment etc.
• The export steel will through high quality detection.
• If you cooperate with us ,you will be our returned customer.

Hot work tool steel

DIN

1.2344,1.2343,1.2365,1.2581,1.2367,1.2714 etc.

AISI

H13,H11,H10,H21,L6 etc.

JIS

SKD61,SKD6,SKD5,SKT4 etc.

Cold work too steel

DIN

1.2601,1.2379,1.2080,1.2363,1.2842,1.2419,1.2510,1.2550,1.2767 etc.

AISI

D2,D3,A2,O2,O1 etc.

JIS

SKD1,SKD11,STD12,SKS31,SKS3 etc.

Plastic mould steel

DIN

1.2083,1.2311,1.2312,1.2316,1.2738 etc.

AISI

P20, P20+Ni,P20+S,420 etc.

JIS

NAK80

High speed tool steel

DIN

1.3355,1.3343

AISI

T1,M2

JIS

SKH2,SKH51

Structural alloy steel

DIN

1.7225,1.6511

AISI

4140,4340

JIS

SCM440

We also supply customized special steel, welcome for more information.

1.Q:Are your a factory or a trading compangy?

   A:We are factory.

2.Q:Where is your factory located?How can I visit there?

   A:Our factory is located in Dongguan city,you can fly to Baoan airport 

and we will arrange people to go there pick you up.

3.Q:How can I get some sample?

   A:We are honored to offer you samples 

4.Q:What are the difference between you and other steel company?

   A:Quality first! The price will be changed according to your order. 

       The rechargeable sample's will return to you after you offer the deposit!

       Our company are full of chinese culture,Won't you want to come here^.^?

       The sales are beautiful and handsome0.0!

Why choose us?

We can provide free samples!

We can produce the steel as your requirest!

We will provide the competitive price!

We can communicate face to face!

We have a wonderful after-sales service!

You will be very happy if you contact us!

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