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| Material: | Plastic Mold Steel | Surface: | Black |
|---|---|---|---|
| Technique: | Q+T | Condition: | Pre-hardened |
| Basic Application: | Mould Steel | Grade: | / P21 |
| MOQ: | 3 Tons | Test: | SGS/Ut 100%/Element Testing |
| Certificate: | ISO/Mill Certificate | Delivery Time: | 15-20 Days |
| High Light: | plastic mould steel,mould steel material |
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Pre-hardened Plastic Mold Steel, Tempering Hardness HRC 38-42
Introduction
is a pre-hardened plastic mold steel.Factory hardness can reach HRC38-42.
It has good polishing performance and carving, good electrical discharge.
Use in the mirror polishing mold, auto parts discharge Processing die.
The thickness of not more than 2MM thin sheet, efficient blanking die, punching die and embossing mold, all kinds of scissors, mosaic blade, woodworking blade, thread rolling and wear slider, cold heading die, thermosetting resin Forming mold, deep drawing die, cold extrusion die.
Chemical Composition(%)
| Grade | C | Si | Mn | P | S | Ni | Mo | Cu | Al |
| 0.06-0.20 | ≤0.35 | 1.40-1.70 | ≤0.030 | ≤0.030 | 2.80-3.40 | 0.20-0.50 | 0.80-1.20 | 0.70-1.30 | |
| P21 | 0.10-0.18 | ≤0.35 | 1.70-2.0 | ≤0.030 | ≤0.030 | 2.90-3.40 | 0.20-0.50 | 0.80-1.20 | 0.70-1 |
Available size(mm)
| Flat Bar Size(mm) | Round bar Size(mm) | |||
| Thickness | Width | Length | Diameter | Length |
| 10-1100 | 155-2200 | 2000-6000 | 20-200 | 2000-6000 |
Recommend heat treatment
| Quenching | Tempering | ||||
| Heating temperature | Cooling | Hardness/HRC | Heating temperature | Cooling | Hardness/HRC |
| 840-870 | OIL | 50-55 | 200-500 | AIR | 38-42 |
Features
● No heat treatment, excellent optical polishing, machinability, good erosion
● Vacuum degassing refining steel pure.
● Spheroidized annealing softening treatment, good cutting performance.
● Strengthen the elements of vanadium, molybdenum special addition, wear resistance is extremely excellent.
Applications
General use in the mirror polishing mold, anti-dust, TV filter board, cosmetic box, precision wrinkle processing mold, office automation equipment, auto parts discharge processing mold. Transparent products or products requiring smoothness, such as home, cars, cameras, computers and other supplies on the transparent product mold.
● Thickness of not more than 2MM thin sheet, efficient blanking die, punching die and embossed mold.
● All kinds of scissors, mosaic blade, woodworking blade.
● Thread rolling and wear-resistant sliders.
● Cold heading die, thermosetting resin molding die.
● Deep drawing mold, cold extrusion die
● Mirror polishing mold, anti-dust, TV filters, cosmetics boxes, precision wrinkle processing mold;
● Office automation equipment, auto parts discharge processing mold;
● Transparent products or products that require smoothness, such as car dome light, refrigerator vegetable boxes, lamps and other transparent products mold.
Technical service
Surface treatment of die and mould vacuum heat treatment (nitrogen and oxygen, carbon and nitrogen, carburizing, nitriding)
Contact Person: Echo
Tel: +86 18148729336
Fax: +86-020-8251-5866
