| Polydimethylsiloxane（201 Methyl silicone oil）
一. Chemical name：Polydimethylsiloxane（201 Methyl silicone oil）
二. Structural formula：
三. Main technical index：
| Item |
201-10 |
201-20 |
201-50 |
201-100 |
Viscidity，25℃ mm2/s |
10±2 |
20±2 |
50±5 |
100±8 |
Refractive index，25℃ |
1.390～1.400 |
1.395～1.405 |
1.400～1.410 |
1.400～1.410 |
Flash point（open cup）：≥ |
155 |
232 |
260 |
288 |
Density，25℃g/cm3 |
0.930～0.940 |
0.950～0.960 |
0.955～0.965 |
0.960～0.970 |
Freezing point℃≤ |
-65 |
-60 |
-55 |
-55 |
Item |
201-350 |
201-500 |
201-800 |
201-1000 |
Viscidity，25℃ mm2/s |
350±28 |
500±25 |
800±40 |
1000±50 |
Refractive index，25℃ |
1.400～1.410 |
1.400～1.410 |
1.400～1.410 |
1.400～1.410 |
Flash point（open cup）：≥ |
300 |
300 |
300 |
300 |
Density，25℃g/cm3 |
0.965～0.975 |
0.965～0.975 |
0.965～0.975 |
0.965～0.975 |
Freezing point℃≤ |
-50 |
-50 |
-50 |
-55 |
四. Performances and use：
This product owns good chemical stability, insulation and weather fastness and is widely used as insulated lubricating oil, daily chemical additive and others.
五. Packing, storage and transportation：
50L plastic drum or 200L plastic drum. Store in cool and ventilated storeroom. Please keep away from fire and heat. Be more careful during loading and unloading. |
