Via Marconi 142/144, Castelli di Calepio
24060 BG Italia

Vedi mappa

+39 035 4425511
+39 4425478

Contatta l'azienda


Sealcore Network

From 2015 SEALCORE Network gathers together various Companies historically active in Italy for the production of custom made items, and technical industrial compo­nents.

SEALCORE Network provides to the market a wide range of technical products: Standard and Endless O-Rings, Rotary Shaft Oil Seals, Industrial Components in Rub- ber-to-Metal, Elastomer, Liquid Silicon, PTFE and HPP – High Performance Polymers.

The products from the Companies in the SEALCORE Net­work are generally used for various applications. From first equipment productions to spare parts for valves, compressors, pumps, mechanical and electric gear box­es, pistons, cylinders, machine tools, engines, calenders, connectors, actuators, and in the most wide range of in­dustrial equipment.

The offering of the Companies in the SEALCORE Network aims to countless sectors. From the general industry to the heavy duty, in sectors like: wind mills, mining and earth moving equipment, primary metals, paper mills, naval and marine business, aerospace, food industry, au­tomotive, automation, chemical, oil fields, pharmaceuti­

cal, hydraulic and heating, and much more.

SEALCORE Network serves the distribution and the af­ter-market, but also OEM customers and End-Users.

All the Companies in the SEALCORE Network are inde­pendent, family owned and run with a familiar approach, characterized by a strong entrepreneurial spirit voted to growth and generational continuity.

SEALCORE Network is not just “doing business”, but “be business”, and because of its familiar spirit, SEALCORE Network means “be business together”, and together become a new landmark in the global market offering a customer service excellence.

The synergy and the know-how of the Companies in the SEALCORE Network provide the guarantee of a Quality Made in Italy of the proposed articles, and a flexible and dedicated service to the customer’s requests.



OringOne srl 

via Lago Garda, 3
24060 Chiuduno (BG) – Italy

Tel: +39 035 839 597

Fax: +39 035 578 8053

Large diameters and Endless O-Rings produced by step-moldin

The history of OringOne S.r.l starts in 2002, with an experimental project to start-up a production method for series O-Rings with dimensions over the standards, thanks to the contribution of Duci S.r.l. and the F.lli Paris Group.

The market was requesting a solution to replace those large size O-Rings produced with traditional methods (hot-joint vulcanized or with glues), that were no more performing in hi-end applications. After 5 years of R&D, after having conceived, designed and built brand new machines and procedures, OringOne S.r.l. was finally in the position to provide the right answer to this impor­tant demand from the market.

By the end of 2010 OringOne S.r.l. was officially created, entering the market with its own independent manage­ment, offering an innovative product and service.

Today OringOne S.r.l. is a landmark for the power sup­ply industry, for the naval and maritime business, for the heavy duty machines, and in general in the whole global business where this top-end O-Rings are needed to guarantee an excellent sealing performance.


Duci Guarnizioni Industriali

DUCI S.r.l guarnizioni industriali

Via Monte Avaro 69
24060 Chiudono (BG)

Tel: +39 035 838147

Fax: +39 038 38963

Quality O-Rings with various certifications for all the industrial sectors

Duci S.r.l. was founded in 1983, and since then is being producing O-Rings.

Duci S.r.l. produces, tests and certifies billions of pieces every year, and can proudly assert to be today one of the most important Companies in Europe specialized in the production of O-Rings and technical rubber articles.

The Company has grown thanks to the competence, te­nacity and resourcefulness of the people working inside. An excellence service, and an optimal ratio between

price and quality has allowed Duci S.r.l. a continuous growth, contributing to the creation of an advanced Company with 2 production locations: in Chiuduno (BG) and in Bolotona (NU).

Thanks to the certification ISO 9001 and ISO/TS 16949, to the high-level of the automated production lines, and to the most modern optical machines for the control and packing of the items, Duci S.r.l. can always guaran­tee top level supplies to its customers.


2p duepi

Duepi srl

via Natta 9
25036 Palazzolo sull’Oglio(BS)

Tel: +39 030 740 1537
Fax: +39 030 740 1538

Molds design and manufacturing.

Injection molding of Technopolymers and Liquid Silicon

Duepi S.r.l. is specialized in the production of custom made items out of techno-polymers and liquid silicon. From the designing and manufacturing of the molds, to the molding and finishing of the ready-made single or assembled articles.

Duepi S.r.l. has a long experience with the most modern technologies and tools in the Rubber and Plastic indus­try. The know-how of its collaborators, the computerized and robotized molding technologies, as much as the versatility of the techno-polymers allow Duepi S.r.l. to create a wide range of products for the most various applications: from custom made elements for baby products, to the electric and electronic industry, going through the pharmaceutical and the hydraulic business satisfying the largest demand for various industrial needs.

The great competence of its team allowed Duepi S.r.l. to widen the range or products to new types of materials such as luminous techno-polymers, but also special elastomers like liquid silicon.

The design and creation of articles starting from the study of the mold, make Duepi S.r.l. a valid partner also for those Companies, that want to produce the final products in house and are looking for a good supplier of the molds.


Fluorten Sede

Fluorten Srl

via Cercone, 34
24060 Castelli Calepio (BG)

Tel: +39 035 442 5115
Fax: +39 035 848 496

TFE and HPP – High Performance Polymers. Stock shapes and customized engineered components

Since its foundation in 1966, Fluorten S.r.l. has always identified itself with the brand that distinguishes high Quality products. Over the years, the Company has been able to develop solidly, with a growth compatible to its own technical and economic capacities.

The activity started with Fluoropolymers has been grad­ually expanded with the processing of technical parts in Techno-polymers, closely developed with the customer. Fluorten S.r.l. corporate “philosophy” to work with each customer to solve project design, and production prob­lems to obtain competitive products has continuously driven the Company to invest in people and technolo­gies.

Currently the Fluorten S.r.l. production is composed by very modern project designing tools, extrusion and moulding process, and mechanical machining able to supply semi-finished or finished products in PTFE and injection moulded Techno-polymers with the highest Quality level. The Fluorten S.r.l. technicians guarantee an internal process with monitoring and reliability stand­ards, that are difficult to find elsewhere.


Fratelli Paris

F.lli Paris Srl a socio unico

via Marconi 142/144
24060 – Castelli Calepio
(BG) – Italy

Tel: +39 035 442 5511
Fax: +39 035 442 5478

Rotary Shaft Oil Seals and custom made articles in various Elastomers, and Rubber-to-Metal

The Company F.lli Paris S.r.i. starts in 1979 as a pro­duction Company for custom made technical articles in rubber.

Competitiveness, Vision and foresight have allowed the Company to diversify production in the years, getting to the nowadays opportunity to meet on a widespread and effective way the requirements for the market of high-end rotary shaft seals.

In 1995 the moving to the new production site, and the focused investments made to create an internal pro­duction of all the manufacturing line – from the design and creation of the molds, to the production of the fini­shed items – made an independent familiar Company like F.lli Paris S.r.l. to be a reference in the worldwide industry for rotary shaft seals, and industrial componen­ts made in rubber-to-metal.


ats special oil seals

ATS special oil seals Srl

via Ettore Majorana, 18
20834 Nova Milanese
(MB) – Italy

Tel: +39 0362 408 06
Fax:+39 0362 439 33

Special large size Rotary Shaft OH Seals for the heavy duty industry

ATS Special Oil Seals S.r.l. was founded in 1983 in Nova Milanese (MB) as a Company specialized in the pro­duction of special and large size oil seals for the heavy duty industry.

The agreement taken during the ’90s with the Company F.lli Paris S.r.l allowed ATS S.r.l. to extend immediately its presence in the international market.

The definitive merging with F.lli Paris S.r.l. in 2012 con­solidated the recognition of the ATS brand as one of the worldwide production leaders for large size special oil seals for steel mills, paper mills, wind mills, naval and marine industry, large gearboxes, and the general heavy duty industry.


Slib Italy

Slib Italy 

via Marconi 142/144
24060 Castelli Calepio
(BG) – Italy

Tel: +39 035 442 5511
Fax: +39 035 442 5478

Sliding Bearings and Bushings for valves and other applications for the Hydraulic, Power generation and Primary metals industry

Slib Italy starts its operation at the end of 2011, as a new production division of F.lli Paris S.r.l. specialized in the ma­nufacturing of pressed Sliding Bearings with thin wall-thi­ckness, dry self-lubricating, or with grease or oil lubrica­tion, and produced in accordance to the ISO 3547 directive.

The Sliding Bearings are supplied in cylindrical shape, as thrust washers or as strips, or be customized upon a specific request or drawing from the customer. The

dimensions range from a min. of 10 mm to a max. of 1.000 mm, both for standard sizes and for special ones.

The application field for the Slib Italy products covers a wide range of industrial requests, but in particular the valve production market, and applications in the hy­draulic, primary metals and power generation industry.