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Technical Information

Salt Spray Hours

PASSIVATION OVER 10 UM ZINC HOURS BEFORE WHITE RUST HOURS BEFORE RED RUST
Hexavalent Blue 24-28 100-200
Hexavalent Yellow 96-175 250-500
Hexavalent Olive Drab(Green) 150-225 400-750
Hexavalent Black 72-96 250-270
TRI-valent EnviroPassTM 200-400 500-750
MegaZincTM 400-600 500-900*
MegaZincTM Black 250 300-500

Please note that this is on an average micron thickness of 10um, in a neutral salt spray test to less than 5%
*MegaZincTMhas 3 different Classes.
See our MegaZincTM product under our products page for more information.


Guide to Environmental Corrosion Rates

CORR. CLASS ENVIRONMENT ENVIRONMENT EXAMPLES CORR. RATE OF ZINC GUIDE DURABILITY OF CHROMATE
.. .. .. AVERAGE (MIN-MAX) BLUE YELLOW
0 NONE INDOOR,DRY 0 (0-0)UM/YEAR 10 YEARS+ 10 YEARS+
1 INSIGNIFICANT INDOOR,UNHEATED,WELL VENTILATED 0.5 (0-1)um/YEAR 0.5-1 YEAR 3-5 YEARS
2 MEDIUM .. 1.5 (1-2)um/YEAR 3-6 MONTHS 2-3 YEARS
3 HIGH .. 3 (2-5)um/YEAR 1-3 MONTHS 1-2 YEARS


Rohs: Max Allowed PPM

COMPONENT SYMBOL MAX PPM ALLOWED
Lead Pb 1000
Mercury Hg 1000
Hexavalent Chromium Cr 1000
Polybrominated Diphenylethers PBB 1000
Decabromodiphenyl Ethers DECA-BDE 1000
Cadmium Cd 100

Downloads

  • BBBEE Certificate Broad Based Black Economic Empowerment Certification. Level 4 Status. 100% procurement recognition Level Valid From 12 March 2013 to 11 March 2014.
  • Mechanical Specification in pdf format to which we do our Mechanical plating
  • Electroplating Specification in pdf format to which we do our Electroplating
  • Credit Application for customers wanting to go onto a 30 days nett account.
  • EnviroPass TM power-point presentation and information
  • Saltspray comparison of Zinc, between the passivation conversion layers, corrosion rates and the relevant corrosion protection in real atmospheric conditions.
  • Mechanical Plating article published by the South African Metal Finishing Association SAMFA. "Tony van der Spuy reports on a visit to Team Plating Works"
  • Registration Certificate of MegaZinc Trademark from the Department of Trade and Insudtry in pdf format.
  • MegaZinc(R) Hours is a printable letter in a pdf format showing the Salt Spray hours that MegaZinc should withstand.
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TEL: +27 (11) 825-6701 | FAX: +27 (11) 873-9122 | SKYPE team.plating.works
64 Nasmith Ave, Jupiter Ext 5, Germiston, 1400
PO BOX 319, Bedfordview, 2008