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Nitrocellulose

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Parameters

Civilian Nitrocellulose Technique Data Sheet

Item Unit Index
Appearance L - White fluffy fiber
H - White fluffy/flaky fiber
Nitrogen CON. L % 10.7~11.4
H % 11.5~12.2
Transmittance % ≥85
Whiteness % ≥82
Damping agent CON.  L % 30±2
H 30±2
Water content test % Clear In Mixed  Solvent
Ash CON.  % ≤0.2
Ignition point ≥180
80℃Thermal-resistance test Min. ≥10
Acidity (as H2S04) % ≤0.08
              Viscosity Type Sec. Conc.12.2% Conc.20% Conc.25%
  L 1/8 - - 1.7~2.8
l/4a - - 3.1~4.9
l/4b - - 5.0 ~8.0
1/2a - 3.0~6.0  
1/2b - 6.1~8.4  
H 1/32 - - 0.6~1.0
1/16 - - 1.1~1.6
l/8a - - 1.7~2.2
l /8b - - 2.3~2.8
l/4a - - 3.1~4.9
l /4b - - 5.0~8.0
1/4c - - 8.1~10.0
1/2a - 3.0~6.0 -
1/2b - 6.1~8.4 -
1 - 8.5~16.0 -
5 4.0~7.5 - -
10 8~15 - -
20 16~25 - -
30 26~35 - -
40 36~50 - -
60 51~70 - -
80 71~100 - -
120 10l~135 - -
300 220~350 - -
800 600~l000 - -
1500 1200~2000 - -

Specification and usage of the nitro cotton

Specification
Solution strength(quality percentage concentration)
Usage
12.2%
20.2%
25.0%
1/16
 
 
1.0~1.6
Painting.paper,coating of carpentry
1/8
 
 
1.7~3.0
1/4
 
 
3.1~10.0
1/2
 
3.2~8.4
 
Nitro varnish,colorful coatings agent,stencil for typings,wax cloth and bond,solid fuel,and rubber seal
 
1
 
8.5~16.0
 
3
2~4
 
 
5
3~7
Upon your demands
10
5~12
 
 
15
13~20
 
 
30
21~40
 
 
60
41~80
 
 
120
81~160
 
 

The quality index of nitro cotton

Index and description 
Index
Internal index

Light transmittance of nitro cotton solution %≥

Grage 1
Grage 2
90
90
85
Acidity (based on sulpnuric acid)%(m/m)≤
1/16S 1/8S 0.08
others 1/4S 0.07
0.02
Test of heat-resistance at 80°C≥
10
10
Flash point ℃≥
180
180
Crozzle %(m/m)≤
0.2
0.2
Degree of viscosity
According to the customer
As above
Water
Look not turbid in the mixed solvent
As above
Content of humectant(hydrin or water) %(m/m)
28~32
As above
Nitrogen content                11.5-12.20                   

 

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