Cobalt Black

Buying notice:
1.For lower prices or bulk prices, welcome email to us make further negotiation. We will check whether have cheaper freight costs to your address.
2. When we delivery, we maybe need to use other products name to write on parcel, in order to avoid high certificate costs for air transport, hope can understand this.
3. After received payment, we will send out parcel to another city wait for delivery. Estimate can leave China to you in 3 days.
4.Due to international freight costs is high, So we usually do not accept return order. If have any problem, we will do best to make compensate, thank you for understanding.

Technical Index:
Chemical name: Cobalt Black Spinel
CAS number: 68186-97-0

Average Particle Size:≤2.5Um
Temperature Fastness:≥1200℃
Light Fastness: 8grade）
Weather Fastness:5 (grade）
Oil Absorption: 10-25g /100g
Density:4.5-5.3g/cm3
pH:6-9
Water Soluble Salts:≤0.4%
Moisture:≤0.3%
Residue on 45um sieve:≤0.1%

Product use
Cobalt black is suitable for fluorocarbon coatings, non-stick coatings, powder coatings, industrial coatings, architectural coatings, etc
Cobalt black is also suitable for masterbatches (PE, PP, PVC, etc.), spinning and plastic films, profile products, engineering plastics (ABS, PC, etc.), for example in automotive interior applications
Cobalt black can also be used in building materials, such as cement, concrete, colored sand, ceramics, enamel and so on.