Appearance : Black Power or Granular Applications: Our company manufactures the black carbon series of superior-wear resisance(N200), high-wear resistance(N300), quick-press(N500), and common(N600) of dry process and wet process, maily applied to various rubber products such as tyres, rubber overshoes, cable, seal ring, tape etc. Moreover they can be applied to such relevant industries as plastic manufacture. Specification: 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