LANCHEMIE INDUSTRY CO., LIMITED.
LANCHEMIE INDUSTRY CO., LIMITED.
syltherm oil

Phenyl Methyl Silicone Oil LC-P262

LC-P262 is a 200cSt polymethylphenylsiloxane with high proportion of phenyl groups. It is a colorless and odorless transparent liquid. It combines hear resistant, high flash point,excellent thermal stability, UV resistance and compatibility, used in high-temperature lubrication, electronics and as antifriction Agents etc. 


CAS NO.: 63148-58-3


Specification of Phenyl Methyl Silicone Oil LC-P262

Technical Index

Property

LC-P262

Appearance

Colorless transparent liquid

Viscosity, 25℃, mm²/s

200-225

Density, 25°C, g/cm³

Approx 1.07

Refractive index (25°C)

1.4900-1.5000

Flashing point, °C

≥260

Volatility 250°C/2Hours, %

≤1.5 %


Feature of Phenyl Methyl Silicone Oil LC-P262

  • High temperature resistance and aging resistance

The molecular weight is large and the benzene content is high. The thermal decomposition temperature and antioxidant capacity are significantly improved, and it can be used under long-term conditions of 250-300 ℃. The high temperature volatilization loss is extremely low, and it is not easy to form adhesive and carbon deposits. The thermal aging life far exceeds that of methyl silicone oil and low viscosity phenyl silicone oil, reducing the frequency of medium replacement.

  • Strong film-forming adhesion and excellent long-term protection:

The viscosity and consistency are moderate, and a uniform and thick lubricating protective film can be formed on the surface of metals, ceramics, and composite materials. It has strong adhesion, is not easy to flow or splash, and will not accumulate due to high viscosity. It balances film-forming and flowability, and provides long-term isolation from wear, water vapor, and dust.

  • Excellent damping and shock absorption performance, suitable for heavy-duty scenarios

High viscosity brings stronger internal friction resistance, stable damping coefficient and higher bearing capacity. There is no significant fluctuation in damping torque under high and low temperature environments, which can efficiently absorb the impact and vibration of heavy-duty machinery and precision equipment. The shock absorption and buffering effect is better than that of low viscosity phenyl silicone oil.

  • Outstanding shear resistance and strong lubrication and wear resistance

The molecular chain structure is more stable, able to withstand high-speed and heavy shear forces, and the lubricating film is less prone to rupture and failure under high-temperature friction conditions. It has significant anti friction and anti-wear effects on friction pairs such as high-temperature bearings, gears, and chains.


Applications of Phenyl Methyl Silicone Oil LC-P262

  • Long term lubrication of high-temperature and heavy-duty transmission components

High temperature heavy-duty chains, bearings, and gears specifically designed for glass annealing furnaces, metallurgical sintering, and textile shaping machines, with high viscosity providing extremely strong adhesion

  • Damping and shock absorption buffering of large industrial equipment

As a damping medium for heavy-duty hydraulic dampers, wind power equipment damping mechanisms, and ship precision instruments, 200cSt viscosity provides stronger internal resistance and can stably absorb the impact loads and high-frequency vibrations of large machinery

  • Insulation sealing and filling of high-voltage electrical equipment

Used for insulation sealing and gap filling of outdoor high-voltage transformers, cable terminal joints, and large transformer terminals. Its high viscosity makes it difficult to flow and sag after sealing, and it has excellent electrical insulation and sealing properties

  • Special heat carrier for closed high-temperature thermal conduction system

Suitable for large closed high-temperature thermal oil circulation systems and semiconductor wafer heat treatment bath media, compared to low viscosity phenyl silicone oil, it has lower high-temperature volatility and better thermal stability.

  • High performance composite thick film demolding and protection

Used as a thick film release agent for high-temperature composite materials such as carbon fiber and aramid fiber, and can also be used as a surface protective coating for high-temperature molds. High viscosity can form a uniform and thick isolation film, which is resistant to high temperatures and does not carbonize


Package: N.W 25KG Plastic Barrel or 200KG Iron drum


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