Almas Steel & Alloys Private Limited
Bhosari, Pune, Maharashtra
GST No. 27AAHCA6323N1ZE
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Tempered and Pre-hardened is done to 1000Mpa.Whenever for plastic processing mould carrier large moulds ( over 400mm thickness) is used.Pre-hardened plastic mould steels are widely used for manufacturing mould for plastic.
High grade mould base for mirror surface & EDM requirement, rubber moulds, Injection moulds for bottle crates, TV sets housing fames, refrigerator doors, bucket and automobile related compartments, electrical and audio visual related compartments and etc.
Product Details:
| Application | Automobile Industry |
| Material | Steel |
| Shape | Rectangular |
| Grade | P20-1.2311 |
| Thickness | 20mm-200mm |
| Surface Condition | Black |
| C 0.38 | Mn 1.40 | Cr 1.85 | Mn 0.20 |
Steel Properties
P20 is the Pre Hardened Plastic mould steel hardness distributed evenly in large cross sections that have excellent weldability with least hardness elevation, good mirror polishability and less streak texture making finishing easier. Size Section availability upto 255mm thickness. Supply hardness is 240-280 BHN.
Physical Properties| Coefficient of thermal expansionat °C | 20-100 | 20-150 | 20-200 | 20-250 | 20-300 | 20-350 | 20-400 | 20-450 | 20-500 |
| 10-6 m/(m*K) | 12.7 | 12.8 | 13.1 | 13.3 | 13.6 | 13.7 | 13.8 | 14.0 | 14.3 |
| Thermal Conductivity at °C | 23 | 150 | 300 | 350 | 400 | 500 |
| W/(m*K) | 32.0 | 32.8 | 31.4 | 30.2 | 29.6 | 27.5 |
Application
Plastic mould steel equivalent to DIN 2311 use for die holders, zinc die, casting dies, backers, bolsters, injection moulds, mould frames for plastic moulds, Shoe Blocks, pressure casting moulds, recipient sleeves Etc.
Heat Treatment
| Soft annealing °C | Cooling | Hardness HB |
|---|---|---|
| 710 – 740 | Furnace | max. 235 |
| Hardening °C | Quenching | Hardness after quenching HRC |
|---|---|---|
| 850 – 880 | Oil or saltbath, 180 – 220 °C | 52 |
| Tempering °C after Quenching | 100 | 200 | 300 | 400 | 500 | 600 | 700 |
| HRC | 52 | 50.5 | 48.5 | 46 | 42 | 36.5 | 28 |
| Chemical Composition | -C: 0.35-0.45 -Cr: 1.8-2.1 -Grade: 1.2311 -Mn: 1.3-1.6 -Mo: 0.15-0.25 -P: ≤ 0.03 -S: ≤ 0.03 -Si: 0.2-0.4 |
| Related Specifications | -AFNOR: 40CMD8 -ASTM: P20 -DIN: 40CrMnMo7 -GB: 3Cr2Mo |
Additional Information:
Product Details:
| Width | 1-2 Feet |
| Application | Automobile Industry |
| Shape | Rectangular |
| Thickness | 10-100 mm |
| Surface Condition | Black |
| Grade | P20-1.2311 |
| C 0.42 | Mn 1.50 | Cr 1.95 | Ni 1.10 | Mo 0.20 |
P20+Ni is specially used for Plastic injection die moulds. The characteristics of a material are right sharpening, photo-etching properties with high purity and good homogeneity. P20+Ni is upgraded version of plastic mold steel 0f 2311, which normally supply in Pre hardened condition. Hardness in as supplied condition 280-320 HB with having uniform hardness. The additional nickel content of 1 % increases through hardening. It has good machinability, suitable for Texturing, fine polishability, adequate corrosion resistance, vacuum-degassed steel.
P20+Ni High Hard ( HXM 24 )P20+Ni is with High Hardness 360-400 BHN and increase alloy elements to get extra life and outstanding polishing.
Steel PropertiesP20 +Ni is upgrade version of plastic mold steel 0f 2311, which normally supply in Pre hardened condition. Hardness in as supplied condition 280-320 HB. The additional nickel content of 1 % increases through hardening. It is micro-alloyed. It has good machinability, suitable for texturing, outstanding polishability, adequate corrosion resistance. vacuum-degassed steel with the following excellent features.
Physical Properties| Coefficient of thermal expansionat °C | 20-100 | 20-200 | 20-300 | 20-400 | 20-500 | 20-600 | 20-700 |
| 10-6 m/(m*K) | 11.2 | 12.8 | 13.5 | 13.7 | 14.3 | 14.7 | 14.9 |
| Thermal Conductivity at °C | 20 | 350 | 700 |
| W/(m*K) | 35 | 34 | 33 |
P20+Ni is equivalent grade of most popular steel grade of DIN 2738 which is applicable for large & small plastic mould dies for Automotive Industries, Dies for Domestic goods , High finishing plastic Die, Boaster Plates of Presses, Die Holders & Shoe blocks for drop Hammers, Press Cassettes , Upsetter Blocker, forging dies, Different dies & mold for plastic products etc.
Heat Treatment| Soft annealing °C | Cooling | Hardness HB |
|---|---|---|
| 710 – 740 | Furnace | max. 235 |
| Hardening °C | Quenching | Hardness after quenching HRC |
|---|---|---|
| 840 – 870 | Polymer or oil | 51 |
| Tempering °C after Quenching | 100 | 200 | 300 | 400 | 500 | 600 | 700 |
| HRC | 51.5 | 50.2 | 48 | 46.2 | 43 | 39 | 29 |
Additional Information:
Product Details:
| Minimum Order Quantity | 10000 Kg |
| Usage/Application | Automobile Industry |
| Length | 3000MM |
| Material | H13 |
| Surface Finishing | TURNED BRIGHT |
| Surface Condition | BRIGHT |
| Thickness | UPTO 407MM |
| Type | sale |
Additional Information:
Product Details:
| Application | Automobile Industry |
| Material | P20 Steel |
| Length | 2-6 Feet |
| Grade | P20-1.2311 |
| Brand | Almas |
| Shape | Rectangular |
Features:
|
Grade |
% |
C |
Mn |
Si |
Ni |
Cr |
Mo |
S |
P |
|
P20 |
Min |
0.28 |
0.6 |
0.2 |
|
1.4 |
0.3 |
Max |
Max |
|
Max |
0.4 |
1 |
0.8 |
|
2 |
0.55 |
0.015 |
0.02 |
Additional Information:
