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Guangzhou Changfeng Steel Co., LTD
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Cold Extrusion Die P21 / Tool Steel , Precision Ground Steel Plate Great Polishability

China Guangzhou Changfeng Steel Co., LTD certification
China Guangzhou Changfeng Steel Co., LTD certification
Gold supplier! Arranged shipment very fast, quality is super good. They are one of our best suppliers, will do more business with them in the future!

—— Ms Nguyen Thi Hong

We bought 7 containers from them in 2017, no quality problems. The boss is very nice and professional, good business parner!

—— Mr. Wan Rusli

Good job! Shipment was arranged fast, giving lots of good suggestions before place order, saved me time and money.

—— Mrs. Natntia Jitaniyompanich

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Cold Extrusion Die P21 / Tool Steel , Precision Ground Steel Plate Great Polishability

Cold Extrusion Die P21 /  Tool Steel , Precision Ground Steel Plate Great Polishability
Cold Extrusion Die P21 /  Tool Steel , Precision Ground Steel Plate Great Polishability Cold Extrusion Die P21 /  Tool Steel , Precision Ground Steel Plate Great Polishability Cold Extrusion Die P21 /  Tool Steel , Precision Ground Steel Plate Great Polishability Cold Extrusion Die P21 /  Tool Steel , Precision Ground Steel Plate Great Polishability

Large Image :  Cold Extrusion Die P21 / Tool Steel , Precision Ground Steel Plate Great Polishability

Product Details:
Place of Origin: China
Brand Name: CF Steel
Certification: ISO / Mill Certificate
Model Number: / P21 / B40
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: Standard export packing or according to customers' requirement.
Delivery Time: 10-15 work days
Payment Terms: L/C, T/T
Supply Ability: 1000 Mt/month
Detailed Product Description
Thickness: 80-250mm Width: 155-2200mm
Length: 2000-8000mm Hardness: 38-42HRC
Melting Process: EAF+LF+VD+ESR Shape: Steel Plate / Round Bar / Flat Bar
Test: SGS/Ut 100%/Element Testing Service: 30% Deposit, Balance By L/C At Sigth After Shipment
High Light:

mould steel plate

,

precision ground steel plate

 

/ P21 Plasitc Mold Steel Plate / Flat bar With High polishability

 

 

Similar grades: AISI-P21, JIS-, GB-B40

 

 

Technical service:

 

Surface treatment of die and mould vacuum heat treatment (nitrogen and oxygen, carbon and nitrogen, carburizing, nitriding).

 

 

Hardness: 38-42HRC

 

 

Available size(mm):

 

Flat Bar Size(mm) Round bar Size(mm)
Thickness Width Length Diameter Length
10-1100 155-2200 2000-6000 20-200 2000-6000

 

 

Introduction:

 

Grade / P21 is a pre-hardened plastic mold steel.Factory hardness can reach HRC37-43.
Grade / P21 has a good polishing performance and carving, good electrical discharge.Use in the mirror polishing mold, auto parts discharge Processing die.The thickness of not more than 2MM thin sheet, efficient blanking die, punching die and embossing mold, all kinds of scissors, mosaic blade, woodworking blade, thread rolling and wear slider, cold heading die, thermosetting resin Forming mold, deep drawing die, cold extrusion die.

 

 

Chemical composition(%):

 

Grade C Si Mn P S Ni Mo Cu Al
0.06-0.20 ≤0.35 1.40-1.70 ≤0.030 ≤0.030 2.80-3.40 0.20-0.50 0.80-1.20 0.70-1.30
P21 0.10-0.18 ≤0.35 1.70-2.0 ≤0.030 ≤0.030 2.90-3.40 0.20-0.50 0.80-1.20 0.70-1.00

 

 

Features:

 

● No heat treatment, excellent optical polishing, machinability, good erosion
● Vacuum degassing refining steel pure.
● Spheroidized annealing softening treatment, good cutting performance.
● strengthen the elements of vanadium, molybdenum special addition, wear resistance is extremely excellent.

 

 

Heat treatment:

 

Quenching Tempering
Heating temperature Cooling Hardness/HRC Heating temperature Cooling Hardness/HRC
840-870 OIL 50-55 200-500 AIR 37-43

 

 

Applications:

 

General use in the mirror polishing mold, anti-dust, TV filter board, cosmetic box, precision wrinkle processing mold, office automation equipment, auto parts discharge processing mold. Transparent products or products requiring smoothness, such as home, cars, cameras, computers and other supplies on the transparent product mold.
● Thickness of not more than 2MM thin sheet, efficient blanking die, punching die and embossed mold.
● All kinds of scissors, mosaic blade, woodworking blade.
● Thread rolling and wear-resistant sliders.
● Cold heading die, thermosetting resin molding die.
● Deep drawing mold, cold extrusion die.

 

 

Advantages:

 

There is no need for heat treatment, the polishing is excellent, cutting, and the erosion is good.
Vacuum degassing refining treatment of steel purity.

 

 

Terms of payment:

 

30% deposit T/T and the balance by L/C at sight, or T/T.

 

 

Delivery condition:

 

For abundant stock, 15-20 days.For customized products, 30-50 days.

 

 

Product photos:

 

Cold Extrusion Die P21 /  Tool Steel , Precision Ground Steel Plate Great Polishability 0

Cold Extrusion Die P21 /  Tool Steel , Precision Ground Steel Plate Great Polishability 1

 

Contact Details
Guangzhou Changfeng Steel Co., LTD

Contact Person: Echo

Tel: +86 18148729336

Send your inquiry directly to us (0 / 3000)