The painted finish of our roll containers

Sumal has its own automatic painting installation that guarantees an excellent finish to our roll containers and metallic containers.

The process consists of several phases:

  • PHASE 1

    Treatment tunnel

    Roll containers Treatment tunnel

    The parts are treated and degreased to ensure better adhesion of the paint.

  • PHASE 2

    Humidity dryer

    Roll container Humidity dryer

    Oven that reaches a temperature of 100º to dry the parts before starting to paint them.

  • PHASE 3


    Roll container painted finish

    The materials are painted with a thickness of between 60 and 90 microns. EPOXI-POLIESTER or POLIESTER powder paint is used.

  • PHASE 4

    Polymerization oven

    Roll container Polymerization oven

    The parts are baked for 20 minutes at a temperature of 200º.

  • PHASE 5

    Final quality test

    Sumal’s staff carries out a rigorous endurance test that is used to check whether the paint follows tolerance and quality standards.