... : 30,000-80,000 per year7. fuel: natural gas, liquefied petroleum gas, gas8. skimming form: 2-lebel chemical skimming +3 ... steel painting production line, aluminium coil painting line,waste gas environmental production furnace, metal packaging coating curing furnace, ... the different effects of light to highlight. Products information:For the coatings used in color coating, the solvent composition ...