YMT 2083ESR
YMT2083ESR Introducing an extraordinary stainless mold steel, YMT2083ESR, which is a medium carbon, high chromium alloy with a chromium content exceeding 12.5%. Meticulously engineered for crafting injection molds, this advanced material excels in releasing corrosive gases upon heating. It is specifically designed for molds that require an efficient water-driven cooling system, ensuring unparalleled cooling performance.
*Exemplary through-hardening capability
*Incredible hardness
*Exceptional polishing results
*Unmatched resistance to corrosion.
Chemical Composition (%)
| Steel grade |
C |
Si |
Mn |
Cr |
Mo |
Ni |
| % in weight |
~0.38 |
~1.00 |
~0.60 |
~13.00 |
~0.25 |
~0.30 |
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Key Applications
Perfectly suited for injection molding with corrosive resins like PVC, and the extrusion formation of thermosetting resins. This material is ideal for manufacturing phenolic (electric wood) electrical insulation devices, semiconductor seals, and for mass-producing disposable tableware such as fast food boxes, spoons, knives, and forks, which require high-quality polishing and superior corrosion resistance. YMT2083ESR SUP is the ultimate choice, offering benefits like preventing rust in cooling water, ensuring rapid cooling, and minimizing injection cycles. It is also suitable for producing premium products like:
Cameras, glasses, magnifying glass lenses, disposable needles, cups, high-end cosmetic containers, and more.
Physical Properties
Density: 7.73 (g/cm3)
Specific heat capacity: 460 (J/Kg.K)
Thermal conductivity: 30.0 (W/m.K)
Elastic modulus:u(103x N/mm2)
| 20ºC |
200ºC |
400ºC |
| 220 |
205 |
190 |
Linear thermal expansion coefficient: 10-6C-1
| 20-100OC |
20-200OC |
20-300OC |
20-400OC |
20-500OC |
| 10.5 |
10.9 |
11.3 |
11.6 |
12.0 |
Non-metallic Inclusion
Adhering to ASTM 45 method A, with At≤1.5, Bt≤1.5, Ct≤1.5, Dt≤1.5; Ad≤1.5, Bd≤1.5, Cd≤1.5, Dd≤1.5, or DIN50602-K4≤20, or as per a mutually agreed technical specification.
UT Test Standard
Compliant with SEP 1921 Group 3, Class E/e or as per mutual agreement.
Delivery Condition
Soft annealed, achieving up to 241HB maximum hardness
Tempering and Hardness
| Tempering temperature |
20OC |
100OC |
200OC |
300OC |
400OC |
500OC |
600OC |
| Hardness (HRC) |
56 |
56 |
55 |
52 |
51 |
52 |
42 |
Heat Treatment
| Annealing temperature |
Quenching temperature |
Tempering / Aging Temp |
| 730-780OC |
980-1030OC |
250-570OC |
Forging Temperature
Forging temperature range: 1050-850OC
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