What Is 2311 Mold Steel
2311 mold steel is a kind of steel, after heat treatment, processing and polishing performance is good, more suitable for EDM. It can be used for general manufacturing of large plastic molds and plastic mold frames.
Mechanical Properties of 2311 Mold Steel
| products |
![]() |
| Model number | 2311 Mold Steel |
| Executive standard | DIN |
| Delivery status | Factory hardness HRC28-31 degrees Annealing specification Prehardening without hardening |
| hardness | ≤235HB |
Chemical Composition of 2311 Mold Steel
| 2311 Mold Steel | |
|---|---|
| C | 0.39 |
| Cr | 1.9 |
| Mn | 1.30 |
| Mo | 0.4 |
| S | 0.008 |
Products Characteristics
In order to increase the life of the die to more than 800,000 mold times, the hardening method of quenching and low temperature tempering can be implemented on the pre-hardened steel. Quenching at 500-600℃ preheat 2-4 hours, and then at 850-880℃ insulation for a certain time (at least 2 hours), into the oil cooling to 50-100℃ oil air cooling, hardness after quenching up to 50-52HRC, in order to prevent cracking should be immediately 200℃ low temperature tempering treatment, after tempering, hardness can be maintained above 48HRC.

01
High polishing performance
02
Good processability
03
Excellent strength toughness
Can be desalinated
Product Parameter
Product Picture
Product drawing



Basic feature
| Title | details |
| Material | 2311 Mold Steel |
| Thickness | 8 mm -150 mm |
|
Surface Treatment |
With anti-rust painting. |
| Width | 1500 mm - 2600 mm |
| Application | Vacuum degassing refining treatment of pure steel, suitable for polishing or etching processing plastic molds. Pre-hard supply, without heat treatment can be directly used for mold processing, shorten the construction period. After forging and rolling processing, the structure is dense, 100% ultrasonic inspection, no porosity, needle hole defects. |
Application Field

●Thermoplastic injection mold, extrusion mold.
●Thermoplastic blow mold.
● Heavy duty mold main parts.
● Cold structural parts.
● Often used in the manufacture of TV shell, washing machine, refrigerator shell, bucket and so on.
Our Advantage

Our main products are stainless steel plate/sheet, coil, round/square tube, bar, nickel alloy and so on. Factory test certification is provided at the time of shipment, and third-party inspection is possible. We are also certified by ISO, SGS and Alibaba. We have many professionals, technicians, more competitive prices than other stainless steel companies and the best after-sales service. And exports to more than 50 countries, mainly from the United States, the United Kingdom, Kuwait, Egypt, Turkey, Jordan, India and so on.
Production and processing

Global Customers
Customer introduction

Customer Site Visit
Because of our sincerity, we have won the trust of our customers and come to visit our factory.
Customer Feedback
After receiving the goods, the customer gave us unanimous praise.

Product Packaging

We use standard export transportation packaging and bundle steel strips according to the size of carbon steel plates. According to our shipping experience, a 20-foot container can hold 22 tons of carbon steel, and a 40-foot container can hold 25 tons of carbon steel. For larger orders, we use bulk carriers to transport them for you at a cheaper price. In addition, we can customize packaging according to customer needs.
FAQ
Q : What are your payment terms?
A :Our payment terms: 30% T/T deposit and 70% on B/L copy or L/C at sight, before you pay the balance. We will show you product and packaging photos.
Q : How long is your delivery time?
A : Generally, it takes 10-15 working days for stock, and 20-30 working days if there is no stock. According to the order quantity
Q : Can you accept customization?
A : Yes. Can be customized according to customer requirements
Q : How about the MOQ? If my first order is small, will you accept it?
A : We will try our best to support your trial order quantity, so even if it is 1 piece or 1 kg, we can start cooperation; because we are confident to make a second order with the company.
Q : How to ensure quality?
A : The factory test certificate is provided with the shipment. If necessary, a third-party inspection can be accepted.
Q : How about your after-sales service?
A : As a professional steel export company, we provide promotion and technical support for all questions and questions.
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