Mirror Plastic Mould Steel NAK80, P21, B40

Model NO.
NAK80, P21, B40
Special Use
High-strength Steel Plate, Wear Resistant Steel
Hssd Nak80, Nak55
200- 6000mm or as You Request
Heat Treatment
Production Process
Steel Plate
30% Deposit Balance by L/C at Sight, or T/T
Lead time
7-10 days
Transport Package
Standard Packing for Customers′ Request
20-500mm, or According to customer requirements
HS Code
Bear "Customer initially, High-quality first" in mind, we work closely with our prospects and supply them with efficient and specialist companies for Mirror Plastic Mould Steel NAK80, P21, B40, The product will supply to all over the world, such as: Hongkong, venezuela, The Swiss, We'll initiate the second phase of our development strategy. Our company regards "reasonable prices, efficient production time and good after-sales service" as our tenet. If you are interested in any of our products and solutions or would like to discuss a custom order, make sure you feel free to contact us. We've been looking forward to forming successful business relationships with new clients around the world in the near future.
Guangzhou Changfeng Steel Co., Ltd. Diamond / Audited Supplier
Mirror Special Plastic Mould Steel Flat Bar NAK80 P21 B40

Steel prehardened karma and high quality mirror plastic die is similar to Japanese Diado NAK80, HSSD NAK80 Steel pre-hardened 38-42 HRC hardness, good and processing performance and polishing performance , high dimensional accuracy and stability, hardening hardness can reach 40 HRC, with the same excellent performance and imported NAK80.

Key words: NAK80, P21, B40


Replace imported mold steel NAK80 are widely used in automobile, computer display screen, camera and mobile phone and other transparent parts and optical components.


1. Special smelting method ensures that the high purity, even and compact structure, with mirror polishing performance.
2. Electrical discharge machining performance excellent:Dude to the machining surface smooth, can replace the etching process, and the hardness will not be increased during processing, so the processing efficiency is high
3. Good welding processing properties.
4. Raw material hardness of 36-45 HRC, no need to heat treatment, can be directly manufacture die.

Recommend heat treatment

Heating temperature ºC Cooling way Hardness (HRC) Aging temperature/ºC Hardness (HRC)
Preheating temperature Solution temperature
Oil cooling or air cooling 30- 35 490-550 38-42
500-600 850-910

Packing: We provide standard export packing or according to customers request. 

Delivery day:
For abundant stock, 7-15 days.
For customized products, 15-30 days.

Payment: T/T OR L/C

Our services:
1. Sizes material and others are all at your requirements and can be change;
2. Price varies on material , dimensions, finished craft and different payments;
3. We are direct manufacturer in machinery manufacturing with experience of many years;
4. Detailed production design can be made according to the information you offered;
5. Each material will be passed the UT test;
6. We have an adequate inventory, so that we can effect a quick delivery.

Manufacturing process
EF→LF→VD→Argon gas protection casting ingot→Multidirectional forging→Normalizing→Annealing heat treatment→UT→Quenching→Tempering pre-hardening heat treatment→Product testing.

About us:

Q: Are you a manufacturer or merely a trader?
A: We are trading company act as exporting Steel Products with our own factory,

we can manufacture the products as in cutomers requirement,wholesale and retail all kinds of domestic mould steel,the price we offered is very competitive compared with other agents.

Q: How do you guarantee the quality of your product?
A: Firstly, we can provide the certificates from the third party, such as SGS, CE,ISO if you need. Secondly, we have a complete set of inspection system and every process is checked by QC. Quality is the lifeline of enterprise survival. Third,the products we export are mainly from ShaGang group, WenFeng group, XingCheng group, DongTe group,DaYe and so on, the quality are certained.
Q: Can we visit your company and factory?
A: Yes, warmly welcome! We can book the hotel for you before you come to China and arrange our driver to our airport to pick you up when you come.