LUMEL S.A. – experience and competence

For over 56 years, LUMEL S.A. is well-known on the European market for the production of highest quality measuring instruments and precise aluminium alloy pressure castings. Growing from year to year, the production of our devices and received numerous order for assembly of electronic subassemblies, determine us to invest in up-to-date and high-duty line for SMD assembling of electronic elements.
Apart from the production of electrical measuring instruments, LUMEL S.A. offers following sub-contracting services and industrial co-operation derived from technological possibilities and available production capacity.

COMPLEX OFFER OF ASSEMBLY SERVICES
In the scope of SMT assembly, our strong point is the possibility to offer for our customers a full range of services supported by high qualifications of our employees.
We offer:

• one-sided and double-sided assembling of SMD elements in the technology of reflow soldering, in accordance with European Directive for RoHS,
• assembly of thread elements by flow soldering,
• complementary assembly of thread elements and mechanical parts,
• mixed assembly,
• optical inspection of assembled PCB,
• assembly can be carried out on the base of own or committed elements.

Taking advantage of the acquired experience in design and testing of our apparatus we also offer:

• design of PCB,
• completion of elements to assembly, ensuring PCB and templates for coating with soldering paste or glue in compliance with the transmitted documentation,
• testing of assembled systems acc. to the customer’s instructions,
• testing in the climatic chamber,
• testing of vibration resistance.

Our machine park
The assembly line is composed of:

• automatic silkscreen printer – JUKI K1760,
• placement machine – JUKI KE-2060,
• reflow oven – ERSA HOTFLOW 2/14,
• magazine loader and line unloader – JOT,
• conveyors and in-line workstation – JOT,
• soldering aggregate of KIERSTEN company,
• optical control stand,
• stand for thread assembly with Weller soldering stations

All stands and devices are equipped with the protection against static electricity in compliance with EN 61340 5-1 and 5-2 standards.

Warranty of the highest quality of production and services

All design and production processes,  and customer’s services are running in LUMEL in accordance to ISO 9001:2000 and ISO 14001 Quality Systems. The assembly process is carried out according to the IPC-A-610D standard.
We have obtained the first certificate in 1995, and the certification of our company is made till now by the very exacting Dutch company KEMA.
In the scope of the commercial service we offer:

• the appointment of a responsible person for each order, which will be responsible for the realization of the whole order,
• short time-limit of delivery,
• attractive prices,
• realization of both large orders and smaller series.