Kerun Steel Blackening Agent Pr520A

Price $850.00 Compare
Min Order 4 Drum
Shipping From Jiangsu, China
Popularity 438 people viewed
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NANJING KERUN LUBRICANTS CO., LTD.

VIP   Audited Supplier 6 years
Profile Certified by SGS/BV
PR520A
7732-18-5
None
None
Yes
Black
Liquid
Machinery
KERUN
Drum
200KG
Nanjing, Jiangsu
Product Description
Product Introduction:
Blackening agent is made up of many kinds of organic antirust agent, organic colorant, emulsified dispersant and anti rust agent through a number of processes. The surface of steel workpieces is blackened by deposition of film by thermal condensation, which plays the role of rust prevention and protection.PURUN PR520A is a matt black water soluble and weak blackening agent. It is suitable for blackening of steel metal parts after medium temperature tempering. It is non-toxic and eco-friendly. PR520A has good blackening effect and is easy for oiling, and its anti rust performance is excellent.

Product Features:
1.The blackening film is dark matt black, easy for oiling afterwards.
2.The blackening film is hardened quickly, not sticky, and no scratches and spots.
3.High temperature resistance and strong aging resistance.
4.Safe and eco-friendly, non-toxic and non-volatile.
 
Product Parameter:
ItemKERUN PR 520AStandard
AppearanceBlack liquidVisual
Density (20ºC), g/ml1.02~ 1.07GB/T 4472
pH value8.0 ~ 9.5GB/T 9724
Corrosion resistance3%CuSO4 dippingqualifiedGB/T 15519
5% oxalate dippingqualified

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