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| Customization: | Available |
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| CAS No.: | 68083-14-7 |
| Appearance: | Liquid |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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IOTA BJ550 Polyphenylmethyldimethylsiloxane
FEATURES
1. Low volatility
2. Serviceable temperature range of -40°C up to 230°C in open systems, and up to 315°C in closed systems
3. Low viscosity of 125mm²/sec at 25°C
4. High flash point
5. Excellent heat transfer characteristics
6. Flat viscosity temperature curve
7. Good compressibility
8. Good oxidation and gumming resistance
APPLICATIONS
As a lubricant:
• Base oil for high temperature ball bearing greases.
• Lubricating oil for high temperature instruments.
• Impregnating oil for sintered bronze bearings in small electric motors and mechanisms exposed to high ambient temperatures.
As a heat transfer medium:
• Heat-treating baths for speciality metals.
• Heat exchange fluid for research apparatus and instrument calibration baths.
• Heat transfer oil in capacitors, transformers and various electronics.
As a thermostat fluid:
• Suitable for temperatures from -40°C to 315°C in thermostat systems, which should be kept clean.
TYPICAL PROPERTIES
| Specific gravity at 25°C/15.6°C | 1.068 |
| Viscosity at 25°C | 125 |
Parameter unit value
Color Colorless
Specific gravity at 25°C/15.6°C 1.068
Viscosity at 25°C mm2/s 125
Surface tension at 25°C mN/m 25
Flash point - open cup °C 300
Freeze point °C - 50
Refractive index at 25°C 1.49-1.50
Viscosity stability² <5%
USABLE LIFE AND STORAGE
When stored at or below 60°C in the original unopened containers, this product has a usable life of 60 months from the date of production.
LIMITATIONS
This product is neither tested nor represented as suitable for medical or pharmaceutical uses
Q1: What is silicone oil?
A1: Silicone oil is a versatile liquid based on a backbone of silicon and oxygen atoms with organic side groups. It is known for its stability, inertness, and water repellency.
Q2: What are its key properties?
A2: Its key properties include high thermal stability, low surface tension, water resistance, and good lubricity. It remains liquid over a very wide temperature range.
Q3: Where is silicone oil commonly used?
A3: It has diverse applications, including use in cosmetics (hair conditioners, skincare), lubricants, release agents, hydraulic fluids, and as a key component in damping and defoaming products.
Q4: How does it differ from regular mineral oil?
A4: Unlike mineral oil, silicone oil is more stable at high and low temperatures, is more chemically inert, provides better lubrication, and is water-repellent. It also has a much lower tendency to stain or degrade.
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