Blackening Agent

JH-9201 is water based weak alkaline blackending agent, which is utilized of tempering heat provides black coating on the surface of the material. Environmental  friendly, good black color effect, high gloss film layer, excellent anti-rust function.

Characterstics

1.Adopt internal and external flim combined surface treatment,excellent anti-corrosion performance.
2.Excellent high temperature resistance and aging resistance.
3.The black film is quickly  solidified,no sticky,high-gloss,and have no scraping phenomenon. 
4.Environmental friendly,nontoxic and non volatility

Technical Parameter

Item		JH-9201	Test standard
Apperance		Black liquid	Visual
Density		1.031.08	GB/T21784.2
PH		79	GB/T9724
Corrosion resistance	Dip in 3%CuSO4	No change after 30s,10min copper separate out	GB/T 15519
	Dip in 5%oxalic acid	No corrosion in 8min
	Neutral salt spray test	Contact Infomation Send Inquiry Company name:Changzhou Junhe Technology Stock Co.,Ltd Status:[Offline] [Send message] [Chat] Business contact:Lin (Ms.) Telphone: Mobile: Fax: Area: Caribbean Region-Bermuda Address:20FL., Zhongchuang Budg., Times Commerce Plaza, 396 Tongjiam Zip:213000