S136/1.2083 Plastic Mold Steel

S136/1.2083 Plastic Mold Steel

S136 is a high-quality plastic mold steel known for its excellent corrosion resistance and superior production characteristics. It is widely used in the manufacturing of molds for various applications, particularly in environments where corrosion resistance and high surface finish are required.

Product Parameter Table

Chemical Composition

Carbon (C)

0.38-0.45%

Chromium (Cr)

12.50-14.50%

Manganese (Mn)

≤1.00%

Silicon (Si)

≤1.00%

Phosphorus (P)

≤0.03%

Sulfur (S)

≤0.03%

Nickel (Ni)

≤0.75%

Key Properties

Hardness (HRC)

50-54 (after heat treatment)

Corrosion Resistance

High

Polishability

Excellent (mirror-like finish)

Toughness

Good

Dimensional Stability

Good

Wear Resistance

High

Application

S136 is widely used in various high-performance applications, including:
 
1. Plastic Injection Molds: Ideal for manufacturing plastic injection molds that require high surface finish and corrosion resistance.
 
2. Medical and Optical Molds: Suitable for molds used in the production of medical and optical devices that demand high-quality surface finish and cleanliness.
 
3. Blow Molds: Used in the production of blow molds for plastic containers and bottles.
 
4. Die-Casting Dies: Employed in die-casting dies that require good toughness, wear resistance, and polishability.
 
5. Food Processing Tools: Used in tools and components for the food processing industry where corrosion resistance is crucial.
 
6. Precision Tools: Suitable for making precision tools and components that require high dimensional accuracy and surface finish.

Customer Testimonials

John Doe, Manufacturing Engineer
“We’ve been using S136 for our injection molds, and it’s been a game-changer. The corrosion resistance is top-notch, and the ability to achieve a mirror finish is impressive. Our molds last longer and produce higher-quality parts.”

Jane Smith, Quality Control Manager
Review: “S136 has exceeded our expectations. The polishability is outstanding, and the dimensional stability ensures that our molds maintain their precision over time. Highly recommend it for high-gloss applications.”

Mike Johnson, Tooling Supervisor
Review: “I’ve worked with various mold steels, and S136 stands out. It’s tough, wear-resistant, and the corrosion resistance is a huge plus. Our molds have a longer lifespan, reducing maintenance costs.”

Emily Wang, Production Manager
Review: “S136 is a reliable choice for our plastic molds. The surface finish is excellent, and the material’s durability means fewer replacements. It’s a bit more expensive, but the quality justifies the cost.”

FAQ

Carbon (C): 0.38-0.45%
Chromium (Cr): 12.50-14.50%
Manganese (Mn): ≤1.00%
Silicon (Si): ≤1.00%
Phosphorus (P): ≤0.03%
Sulfur (S): ≤0.03%
Nickel (Ni): ≤0.75%

Plastic injection molds
Medical and optical molds
Blow molds
Die-casting dies
Food processing tools

Annealing: Facilitates mechanical processing.
Quenching and Tempering: Achieves desired hardness and strength.
Nitriding: Enhances surface hardness and wear resistance.

Corrosion Resistance: Superior to many other mold steels.
Polishability: Can achieve a mirror-like finish.
Dimensional Stability: Maintains accuracy during heat treatment and use.
Wear Resistance: Extends mold life.

Cost: Higher than some other mold steels.
Machinability: Slightly more challenging due to its hardness.