Dear Sir,

We are Hebei Handsome Trade Co.,ltd.We are the manufacturer of chemicals.We can supply good quality of Carbon Black  N220, N330, N550, N660, N990, N774, N326, etc with competitive price to you.If you are interested in our products pls send email to me.

The specification of Carbon Black:
Carbon Black N220
Loding Absorption Number (g/Kg): 114-128
Absorption Value of DBP(10-5M3/Kg): 109-119
Absprption Value of compressing sample DPB (10-5M3/Kg): 95-105
Adsorptive Specific Surface Area of CATB (103M2/Kg): 106-116
Adsorptive Specific Surface Area of Nitrogen (103M2/Kg): 114-124
Tinting Strength: 110-120%
Heating Loss: 2.5% max
Ash: 0.5% max
Tensile Strength: -0.5 MPa min
300% Extending stress: -2.5~ -0.5MPa

Carbon Black N330
Loding Absorption Number (g/Kg): 77-88
Absorption Value of DBP(10-5M3/Kg): 97-107
Absprption Value of compressing sample DPB (10-5M3/Kg): 83-93
Adsorptive Specific Surface Area of CATB (103M2/Kg): 77-87
Adsorptive Specific Surface Area of Nitrogen (103M2/Kg): 78-88
Tinting Strength: 98-108%
Heating Loss: 2.5% max
Ash: 0.5% max
Tensile Strength: -0.5 MPa min
300% Extending stress: -2.0~0 MPa

Carbon Black N550
Loding Absorption Number (g/Kg): 39-47
Absorption Value of DBP(10-5M3/Kg): 116-226
Absprption Value of compressing sample DPB (10-5M3/Kg): 83-93
Adsorptive Specific Surface Area of CATB (103M2/Kg): 38-46
Adsorptive Specific Surface Area of Nitrogen (103M2/Kg): 38-46
Heating Loss: 1.5% max
Ash: 0.5% max
Tensile Strength: -3.5 MPa min
300% Extending stress: -2.0~0 MPa
Don't hesitate to enter cooperationg with us.

Sincerely yours,

jackzhang