high quality graphite petroleum coke

Duratight will be your excellent suppliers for Graphite and Coke for Friction Materials used for brake linings and clutch facing

Professional Manufacturer

As one of the leading carbon and graphite products manufacturers in China, Qingdao Duratight Carbon Co. Lit have specialized in this field for 15 years. We are ISO9001-2000 certified company. DuraTight carbon additive has earned its reputation for high carbon absorption rate and is welcomed by customers from over 20 countries like Japan, Korea, India, USA, Italy etc.

Duratight carbon Additive has the features of high carbon,low sulphur,nitrogen and harmful impurities. So it has been widely used for steel-smelting, casting, brake pedal and friction material.

No.	Fix Carbon(min)	Sulphur (Max)	Ash(Max)	V.M(Max)	Moisture(Max)	Grain size 1 (90%)	grain size2(90%)	Nitrogen (Max)
DT-CA-01	97%	0.50%	1.50%	1.50%	0.50%	0-1mm		N/A
DT-CA-02	98.5%	0.50%	0.80%	0.80%	0.50%	1-5mm	3-8mm	N/A
DT-CA-06	98.5%	0.35%	0.50%	0.50%	0.50%	1-5mm		0.40%
DT-CA-07	98.5%	0.35%	0.50%	0.50%	0.50%	5-10mm		0.40%
DT-CA-08	97%	0.07%	1.50%	1.50%	0.50%	0-1mm	0-0.2mm 0.2-1mm	0.03%
DT-CA-09	98.5%	0.05%	0.80%	0.70%	0.50%	0.5-5mm		0.03%
DT-CA-10	95.0%	0.30%	4.00%	1.00%	0.50%	1-4mm		N/A
DT-CA-11	99%	0.03%	0.50%	0.50%	0.50%	0.3-5mm		0.03%
DT-CA-18	93-95%	0.05%	3.50%	1.50%	1-3%	1-10mm		N/A
DT-CA-19	90-93%	0.05%	5.50%	1.50%	1-3%	1-10mm		N/A
DT-CA-20	90.0%	0.40%	9.00%	1.00%	0.50%	1-4mm		N/A

Remark:The above mentioned grain sizes are recommended standard, if your have special requirements, please feel free to contact us.

Consistent Quality Control

The whole management process is strictly complied with the ISO9001-2000 quality management system.

We can make different sizes according customer request!

Reliable Packing

Packing with Ton Bag

40bags of 20kg or 25kg paper bag on the pallet

Packing with Pallet

 

 Packing with Ton Bag 100% satisfaction Guarantee

high quality graphite petroleum coke