Carbon Black (N220/N330/ N550/ N660) (Skype: klearchem, klearchem@yahoo.com) Our company is a professional manufacturer and exporter of Chemicals raw materials, specialized in Carbon Black N220/330/550/600. Here with please find our specification as follow: Carbon Black N220 Appearance: Black powder or granular Specification: 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 Appearance: Black powder or granular Specification: 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 Appearance: Black powder or granular Specification: 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 Carbon Black N660 Appearance: Black powder or granular Specification: Loding Absorption Number (g/Kg): 32-40 Absorption Value of DBP(10-5M3/Kg): 85-95 Absprption Value of compressing sample DPB (10-5M3/Kg): 71-79 Adsorptive Specific Surface Area of CATB (103M2/Kg): 32-40 Adsorptive Specific Surface Area of Nitrogen (103M2/Kg): 30-40 Heating Loss: 1.5% max Ash: 0.5% max Tensile Strength: -3.0MPa MIN 300% Extending stress: -3.5~1.5 MPa If you are interested in any product, please feel free to contact me: klearchem at yahoo.com thank you waiting for your early reply. We assure you that we can supply you with best quality and service at a competitive price on getting your exact enquiry. Contact: klearchem(AT)yahoo(dot)com MSN: klearchemicals(AT)hotmail(dot)com Skype: klearchems