diffusion pump silicone oil 274,275

274

introduction:

    The product is a kind of perfect diffusion pump silicone oil like DC－704. It has a super resistance to high temperature and oxidation with on poisonous and caustic to people. It has very long life span and used widely in electronic, metallurgy and instrumental sections.

Technical index:

    Appearance: colorless and transparent liqid
    adherece(25'C)／mm2·s-1：  38+3
    density(25'C)／g·cm-3 ：1．06—1．07
    refractive index (25'C)： 1．550—1．560
    flash point ／'C： ≥210
    ultimate vaccum ／Pa ：<1．33×10-5

275

usage:
    It has a super resistance to high temperature and oxidation with on poisonous and caustic to people. It has very long life span and used widely in electronic, metallurgy and instrumental sections.

Technical index:
appearance ：colorless or light yellow , transparent liquid
chroma：≤40
dynamic adherence：（25℃）  165-185cs
refractive index（nD25）：1.5765-1.5785
flash point：≥243

Pack, store and transportation: 
No-dangerous chemicals.
Life span is 3 year.
Packed if needed.