FREE CUTTING STEEL
Conventionally, sulfur and chlorine will help to cut steel. The machinability of carbon steels is determined by a number of factors. Microstructure, cold work and content of carbon, sulfur, manganese, phosphorus, and nitrogen all play a role in improving machining productivity.
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| Metal Quest | 130A | 140A | 203K | 215A | 210PN | 210E |
|---|---|---|---|---|---|---|
| Type | Chlorine | Chlorine | S-CI | S-CI | S-CI | S-CL |
| Appearance | Light Yellow Transparent |
Yellow Transparent |
Light Brown Transparent |
Light Brown Transparent |
Dark Brown Transparent |
Dark Brown Transparent |
| Specific Gravity (15/4℃) | 0.9 | 0.93 | 0.9 | 0.93 | 0.91 | 0.89 |
| Kinematic Viscosity (cst 40℃) |
32 | 35 | 30 | 38 | 25 | 25.7 |
| Flash Point (c.o.c. ℃) | 187 | 193 | 192 | >200 | 190 | >180 |
| Copper Corrosion (100℃ * 1hr.) |
1a | 1a | 3a | 3a | 3a | 3a |
| Fatty Acid (w%) | 3~9% | 9~20% | 1~3% | >20% | 9~20% | 9~20% |
| Chlorine (w%) | 1~3% | 3~9% | 1~3% | 3~9% | 9~20% | 9~20% |
| Sulphur (w%) | - | - | 1~3% | <1% | 1~3% | 1~3% |
| Special Additives (w%) | 1~3% | 9~20% | 3~9% | 1~3% | 9~20% | >20% |
| Hydrocarbon (w%) | Rest | Rest | Rest | Rest | Rest | Rest |
| Application for other Materials | BsBm, AL |
BsBm | SUS | SUS | SUS | SUS |
| * 210E has been developed for free Cutting Steel so that you are able to cut it like Brass material. | ||||||
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