Carbon black N339 is an N-series carbon black supplied by BHD Chemical for tyre and rubber compounding. Its specification table covers ash content, heating loss, individual pellet hardness, iodine adsorption, oil absorption (DBP), pellet fines, pH value, pour density, sieve residue, tint strength and toluene extract transmittance, with each parameter confirmed against the certificate of analysis for the batch supplied.
Carbon black N339 is one of the N-series grades BHD Chemical supplies to tyre and rubber manufacturers, with each batch backed by a certificate of analysis against the specification table below. As with every product BHD ships, quality documentation travels with the batch, and volumes are quoted and supplied on request.
| Property | Value | Unit | Method |
|---|---|---|---|
| Iodine Adsorption Number | 85.0 - 95.0 | mg/g | ASTM D-1510 |
| Oil Absorption Number (DBP) | 115.0 - 125.0 | cm3/100 g | ASTM D-2414 |
| Tint Strength | 106.0 - 116.0 | %IRB3 | ASTM D-3265 |
| Pelleted Pour Density | 325 - 365 | kg/m3 | ASTM D-1513 |
| Toluene Extract Transmittance | min 85.0 | % | ASTM D-1618 |
| pH Value | 7.5 - 9.0 | — | ASTM D-1512 |
| Ash Content | max 0.75 | % | ASTM D-1506 |
| Heating Loss | max 1.0 | % | ASTM D-1509 |
| Pellet Fines | max 10.0 | % | ASTM D-1508 |
| Sieve Residue | max 1000 | ppm | ASTM D-1514 |
| Individual Pellet Hardness | average 10 - 40; max 50 | cN | ASTM D-3313 |
Key characteristics
Consistent pellet quality supports steady processing line to line
Tint strength and structure suited to reinforcement-grade compounding
Batch quality tracked against a certificate of analysis
Supplied as part of BHD's wider N-series carbon black range
Handled under one accountable house from quote to delivery
Carbon black N339 from BHD Chemical
Carbon black N339 sits in BHD's N-series carbon black range, supplied for reinforcement and compounding work where tint strength and structure matter as much as consistency from batch to batch. It is one grade within a broader carbon black family that BHD Chemical sources and ships to processors who need dependable input on spec and on time.
Packaging and handling
Carbon black N339 is supplied in standard industrial packaging suited to bulk compounding operations. Packaging and pellet handling details are confirmed at order stage against the buyer's process requirements.
Quality documentation
Every batch ships with a certificate of analysis referencing the specification table on this page, covering iodine adsorption, oil absorption, tint strength and the other parameters processors check before releasing material to line. Buyers who need additional documentation can request it as part of the quote process.
One accountable house
Carbon black N339 is handled by BHD Chemical, one of the two divisions under BHD Group. Origin, spec and paperwork are tracked by the same house from quote to delivery.
Carbon Black
CoA supplied per shipment.
Frequently asked questions
What documentation comes with a carbon black N339 order?
Each batch ships with a certificate of analysis referencing the specification table on this page, covering properties such as iodine adsorption, oil absorption and tint strength. Buyers who need further documentation can request it during the quote process.
What packaging is carbon black N339 supplied in?
Packaging is confirmed at order stage against your process requirements. Contact BHD Chemical with your intended use and we will state the packaging available for your order.
Is there a minimum order quantity?
Minimum order quantity depends on the shipment and destination. Get in touch with your target volume and we will confirm what applies to your order.
What lead time should we plan for?
Lead time depends on origin, volume and destination. This is confirmed at quote stage so you have a firm date to plan against, in line with BHD's on-spec, on-time commitment.
If the grade you need is not listed here, tell us the specification and volume and BHD Sourcing will find it — request a quote.
Why buyers work with BHD Group
Two divisions operate under a single accountable house. There is no handoff between a trading desk and a sourcing desk that leaves a buyer chasing an answer — one team owns the order from enquiry to delivery.
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