Test Laboratory

Solar Project

This is the first accredited laboratory for testing of polymeric materials in Bulgaria, including Unplasticized Polyvinyl Chloride (PVC-U) Profiles for the production of windows and doors BDS EN 12608-1: 2016.

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What we have

The testing laboratory has a test bench for testing pedestrian doors, windows, garage, and industrial doors and facades, as well as apparatus for determining the physicomechanical parameters of polymer and elastomer compositions and PVC profiles.

Services

Research and innovation

Assessment and verification of constancy of performance of construction products under System 3

Design and creation of new composite materials

Evaluation of the durability and modification of the physical and mechanical properties of the polymeric materials

Training and staffing

Trainings and Internships

In the testing laboratory, there are held annually trainings and internships of bachelors and masters from

CHEMICAL TECHNOLOGICAL AND METALLURGICAL UNIVERSITY – SOFIA

 

and students from NATIONAL PROFESSIONAL HIGH SCHOOL OF PRECISION.

The Lab

The testing laboratory was established in 2003.

Since 2006 it is accredited by EA BAS in accordance with the requirements of BDS EN ISO / IEC 17025. Registration number 150 LE.

 

Services

The testing laboratory has a test bench for testing pedestrian doors, windows, garage, and industrial doors and facades, as well as apparatus for determining the physicomechanical parameters of polymer and elastomer compositions and PVC profiles.

Availability of moisture in bulk materials;

Pourability;

Impact strength, instrumental testing via Charpy hammer;

Determination of the melt index according to the melt mass and index according to the volume of thermoplastics via electronic rheometer;

Fill-up level according to ashy remainder;

Air permeability;

Diversions in the geometric sizes via scanning;

Water impermeability;

Determination of the strength of stroke with drop weight;

Mechanical deformations;

Change in sizes upon warm storage;

Winter resistance;

Splitting force of welded joints of profiles;

Passage of heat;

Level of whiteness and brightness via spectrophotometer;

Sound deadening;

Stability to accelerated aging in a climatic chamber and under the effect of IR and UV light sources;

Site surveys with thermographic IR camera.

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