European Committee for Standardization

Plastics and rubber machines - Thermoforming machines - Safety requirements - Incorporates Amendment A1: 2011
 N EN 12409

Annotation

This European Standard deals with all significant hazards, hazardous situations and events relevant to thermoforming machines for continuous sheet and single sheets of thermoplastics materials, when they are used as intended and under conditions of misuse which are foreseeable by the manufacturer (see Clause 4).

A thermoforming machine may consist of a forming unit or a forming unit linked to one or more additional units. This standard covers the following units:

— continuous sheet unwind unit;

— single sheet feed unit;

— material intake;

— conveying equipment;

— heating unit;

— preheating unit;

— edge heating unit;

— component feeding/inserting unit;

— forming station;

— finishing station;

— stacking station;

— discharge station;

— residual sheet winding unit;

— sheet cutting unit.

This European standard does not apply to units mounted upstream or downstream of the thermoforming machine: