Basic Info.

Model NO.

C4f8

HS Code

731100

Model NO.

C4f8

HS Code

731100

Product Desciption

specification:
 

C4F8		100.00%
Impurities (ppm)	Nitrogen(N2 )	≤ 1
	Oxygen(O2 )	≤ 3
	Other fluoride	≤ 5
	Acidity as HF	≤ 1
	Moisture(H2O)	≤ 2
Filled in GB or DOT cylinders *Note: The  parameters is only for reference. We ensure the purity of the products. But we may change the products Parameters without notice if raw materials have been changed.

Properties: colorless, odorless, non-flammable gas    
    
Density (g/mL, 21.1 ºC) : 1.51    
    
Relative vapor density (g/mL, air = 1) : 7.0    
    
Melting point: -41.4    
    
Boiling point (0c) : 6.04    
    
Relative density (20 ºC, 4 ºC) : 1.654-20    
    
The gas phase standard claims heat (enthalpy) (kJ ·mol-1) : -1542.6    
    
Liquid phase standard thermal fusion (J·mol-1 K-1) : 227.4    
    
Critical temperature (K) : 115.3    
    
Critical pressure (MPa) : 2.784    
    
Critical density (g · cm-3) : 0.616    
    
Critical volume (cm3 mol- 1) : 325    
    
Critical compression factor: 0.280    
    
Eccentricity factor: [1]    


application:

Used as a non-toxic aerosol propellant and medium gas

company profile:

Established in 1998. Our company possesses three production lines for production of various seamless gas cylinders. The annual production and sale for gas cylinders of below 20L for 600 thousand pieces, accounting for 90% domestic share in small size gas cylinder market. The recently set up new production line for 0.4L-80L emergency respirator, colliery escape capsule and refuge chamber has the annual production of 700 thousand pieces of cylinders. By the year 2013, the total specifications we do ascent to 109 types to meet different customers' requirement. 

Our major products are oxygen cylinder, nitrogen gas cylinder, carbon dioxide gas cylinder, argon gas cylinder, other industrial gas cylinder, medical oxygen gas cylindersupply unit, etc., with wide application for fields of medical apparatus and instruments, engineering machinery, colliery rescue, gas industry, welding-cutting machinery, and chemical industry. Our cryogenic vessels production line mainly produce cryogenic liquid storage tanks, welding insulation cylinders, cryogenic reaction device, cryogenic tanks, cryogenic ISO tank container and air temperature vaporizer. 

So far our products are enjoying good markets at home and exporting to European and American countries, the Middle East countries, West Asia, as well as South and East Asia countries.