Company profile

ARMA Joint-stock Company is established in 1971 for the production of steel castings and ball valves for industrial applications. The factory is located in the town of Loznitsa, which is situated 330 km northeast from Sofia and 120 km away from Varna

The factory is specialized in the production of steel ball valves and different kind of castings from steel and cast iron (grey and ductile) as well as tetrafluoroethylene coating of metal parts and tetrafluoroethylene products. The foundry disposes of an equipment to provide close production cycle - from development and production of the tooling to the machining and painting of the parts.

PRODUCTION AND CAPACITY

The factory has the following capacities:

Total area   -   80 710 m2
Covered area   -   51 000 m2
Annual capacity   -   1 000 t castings; 50 t tetrafluoroethylene products; 
                             600 t moulding materials

Employees   -   60

Three casting methods are used in Arma for production of castings: investment (lost-wax) casting, shell casting and sand casting (for more information see PRODUCTION PROCESS).

Main characteristics of the parts produced by these three methods are as follows:

-        shell casting: single weight - up to 50 kg, max. dimensions - 500/400 mm; 800/500 mm
-        investment (lost-wax) casting - single weight - up to 10 kg
-        sand casting - single weight - up to 300 kg, max. dimensions - 500/500/500 mm.

The factory has facilities for heat treatment and machining of the cast parts as well as for painting and tetrafluoroethylene coating.

The parts produced in Arma find an application in the following industries: machine-building, energetic, chemical industry, water and gas fittings, etc. The production is designated for the Bulgarian and European markets.

QUALITY

The quality control is performed in the shop for examination of the mechanical properties - leak-proofness, tensile strength, hardness, etc. Spectral analysis and X-ray control are also provided.

A procedure for ISO 9001 certification is recently in process.