CHROMATE CONVERSION COATINGS & SEALANTS

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KEMPAS BL– 15	KEMPAS bl – 15 Nitric acid Time	4.0 – 6.0 g/l 10 – 15 ml/l 5 – 15 secs.	Blue Zinc passivation on zinc coatings for better corrosion resistance.
KEMPAS BL – 200	KEMPAS BL – 200 Time	50 – 80 ml/l 20 – 30 secs.	A new trivalent chrome passivation process designed to produce clear blue chromate conversion coating. Provides high corrosion resistance and the coating withstands 50 – 60 hours salt spray.
KEMPAS IR – 752	KEMPAS IR – 752 Nitric acid PH Time	15 ml/l 4 ml/l 0.8 – 1.2 10 – 20 secs.	Produces yellow iridescent chromate layer over zinc plating for better corrosion resistance. Suitable for deposits produced from cyanide zinc and chloride zinc.
KEMPAS IR– 763	KEMPAS IR – 763A KEMPAS IR – 763B Nitric acid Time pH	8.0 – 15 ml/l 5 – 8 g/l 2 – 4 ml/l 10 – 25 secs 0.8 – 1.6	Produces excellent iridescent chromate conversion coating for chloride zinc and cobalt zinc alloy deposits. Stands corrosion resistance of over 200 hrs. in salt spray for cobalt zinc deposits.
KEMPAS OLIVE 862	KEMPAS OLIVE 862 Time pH	60 – 120 ml/l 30 – 90 secs. 0.8 – 1.2	Produces Olive green chromate conversion coatings on chloride zinc deposits. Corrosion resistance of over 150 hours in salt spray. Suitable for use in automatic plating installations.
KEMPAS OLIVE COMPOSITE	KEMPAS OLIVE No. 1 KEMPAS OLIVE No. 2 Nitric acid pH	60 – 80 ml/l 50 ml/l 2 – 4 ml/l 0.8 – 1.2	Produces Olive green chromate conversion coatings on chloride zinc deposits. Corrosion resistance of over 150 hours in salt spray.
KEMPAS BK – 66	KEMPAS bk – 66a KEMPAS bk – 66b Distilled water Time pH	80 ml/l 80 ml/l 840 ml/l 60 – 120 secs. 1.2 – 2.5	Produces a uniform jet black coating on zinc, zinc die casting and zinc plate. Good corrosion and abrasion resistance
KEMPAS BK - 67	KEMPAS bk – 67a KEMPAS bk – 67b Distilled water Time pH	60 – 80 ml/l 80 – 100 ml/l To make up 1 ltr. 80 – 120 secs. 1.2 – 2.5	Economical black chromate conversion process on zinc coating for glossy black finish. Good corrosion and abrasion resistance.
KEMPAS BK– 69	KEMPAS bk – 69a KEMPAS bk – 69b Distilled water Time Ph	80 – 120 ml/l 40 – 65 ml/l To make up 1 ltr. 30 – 90 secs. 0.8 – 1.4	Silver-free black chromate process designed to produce black chromate conversion coating on Zinc-Cobalt alloy deposits. Withstands 100 hours salt spray (white rust) and suitable for automatic plating units.
KEMPAS CAD - 753	KEMPAS CAD – 753 Temperature	60 – 120 g/l 25 – 34 ºC	A cadmium bright dip of the chromate conversion type that produces a clear, bright, satin free finish without leaching. Corrosion resistance of over 90 hours in salt spray.
KEMPAS ZR	KEMPAS ZR Distilled water Temperature Time PH	40 – 60 ml/l To make up 1 ltr. 15 – 35 ºC 40 – 75 secs. 0.7 – 1.1	Easy maintenance. Produces uniform jet black coating on zinc-iron plating. Good corrosion and abrasion resistance. Being silver-free, the product is comparatively economical.
DUROSEAL 4500 ______________	DUROSEAL 4500 Temperature Immersion time PH value _______________	5% (v/v) Room to 60°C 5 secs. – 2 mins. 10.5 – 12.0 ________________	A unique process for improving the corrosion resistance of clear chromate coating. Suitable for both vat & barrel operations. Easy to operate. No clogging of holes and threads. Back to Top