Details
Silicone Diffusion Pump Oil IOTA 704 (Equivalent with other brand 704)
Synonyms:
1. 1,1,5,5-Tetraphenyl-1,3,3,5-tetramethyltrisiloxane
2. 704 silicone diffusion pump Fluid
3. 704 diffusion pump fluid
4. Oil for diffusion pumps
CAS No.: 3982-82-9
Chemical structure:
Diffusion Pump Oil IOTA 704 is a colorless transparent oily, single-component fluid designed for high vacuum of 10-7torr (untrapped). It performs well in tough, rugged applications and offers quick pump down, even after exposure to air at operating temperatures. IOTA704 is thermally and chemically stable allowing it to keep pump jets free of tars and hard carbon.
Technical Index:
Chemical composition: Tetramethyl tetraphenyl trisiloxane
Ultimate Vacuum, torr (untrapped): 10-7~10-8
Saturated Vapor Pressure, torr : 5x10-8
Specific Gravity: 1.06 ~ 1.07
Viscosity (25°C), cSt: 38±3
Flash Point °C: ≥210
Refractive Index 25°C: 1.5500~1.5600
Congealing Point °C: -35
Molecular Description: 484
Application:
Diffusion Pump Fluid IOTA 704 can be used in variety of applications, including:
Electrical and electronics industry
• TV tubes, fluorescent tubes, cathode ray tubes
• ordinary bulbs
• capacitors
• rectifier metallised film vacuum system
Optical industry
• surface improvements
• anti reflective coatings
• optical filters and mirrors
Metallurgy industry
• high-vacuum furnaces
• melting, degassing and sintering refractory metals; thick-film deposition
Plastics industry
• surface improvements
• mirror coatings
• protective coatings
• film coatings
Other industries
• processing metals and fuels
• accelerators
• molecular plants
• R & D plants
• mass spectrometry
Others
Be used as transmission fluid in high-temperature carriers and various instruments.
Package, Transportation & Storage:
1. Diffusion Pump Oil IOTA 704 is available in 1kg plastic bottles,1gallon plastic drums, 5kg plastic drums, 25kg plastic drums, 25kg Iron drums or 200kg Iron drums.
2. Transport as non-hazardous chemicals, keeping away from rain and sunlight.
3. Shelf life: 3 years.
As a leading supplier in organic silicon industry, silicon-based technology and innovation area, we provide the whole industry chain silicone performance solutions.
We serve the market in various fields, covering textiles and leather, food and beverages,paints, oil and natural gas, cosmetics, electronics, aerospace, automotive, construction, medical care, casting, personal care, agriculture, and LED.
As a member of IOTA Corporation ,Our company covers an area of 30,000 square meters and a construction area of 24,000 square meters.
Besides, all of our products have been strictly inspected before shipment. Technical support and scientific management of the powerful can provide all kinds of high quality organic silicon materials for our customers.
IOTA Silicone Oil (anhui) Co.,Ltd. maintains close long-term cooperative relationship with many universities and research institutes in Nanjing and implements a strict and complete quality control system, which ensures that each product can meet quality requirements of customers.

We provide multiple logistics methods to ensure that the products you need are delivered to your receiving location as quickly as possible .
1. Are you a manufacturer or trading company ?
We are a manufacturer ,located in Bengbu , Anhui Province , China .
2. Do you provide free samples?
Yes, we can offer free sample 500g , you just need to pay the shipping .Because our product is liquid , it cannot support international express account payment on delivery, only our freight forwarder can be used .
3.How long can I expect to get the sample ?
5-7 days under normal conditions .
4. How long is your delivery time ?
We can deliver the goods within 3-10 days (for regular sample) .
5.Do you test all your goods before delivery ?
Yes, we have 100% test before delivery, will provide COA together with .
6.What is your minimum order quantity ?
Depending on the product you need, we will check the minimum packaging, please contact us for specific details .
7. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,CIP,FCA,CPT,DDP,DDU,Express Delivery.
Accepted Payment Currency: USD, EUR, CNY.
Accepted Payment Type: T/T Or Communicate With Us To Determine .
8.Do you provide product COA and MSDS ?
Yes, generally COA and MSDS can only be provided after shipment. Please contact us for specific details.