medical application products
BIWI at it's customer's service ISO 9 0 01 / ISO13485 BIWI develops your projects from A to Z, according to your requirements. R&D phase Materials development via customised specific formulas Product development with Finite Element Calculations (FEA) Toolmaking In house tooling manufacturing => full control of the process Modern machines (spark erosion machines and machining centres with 5 simultaneous axes) Conception and modelling 3D CAD/CAM software Pro-Engineer Analysis of customers' drawings Parts feasibility study regarding moulding Production Over forty compression and injection presses for rubber, plastic and silicone moulding Over 400 materials transformed BIWI excels at moulding, insert moulding and injection Prototyping Functional and aesthetical validation Small series simulation High-performance flow simulation software to optimise the moulding 2 BIWI assures the parts quality from A to Z Standards FDA, BfR and REACH Standards ISO 9001 and ISO 13485 Certification
BIWI's know-how Available Processes Compression Injection Insert moulding Rapid Prototyping Cryogenics Abrasive Blasting Assembly R&D Development Laser Marking Plasma Treatment They trust us... Prototypage R & D Bien Air Surgery Bien Air dental Conception COMMERCIAL Customer Simulation your project Compression Injection Moulding Toolmaking Engineering, Process Management, Industrialisation 3
Rapid prototyping BIWI sees prototyping as an important step of project development and offers the following processes: QUICKFORM Vacuum casting in a silicone mould realized from models by stereolithography or machining Enables functional testing Material : resin, PU Wide range of materials corresponding to specification (hardness, resistance, etc.) Insert moulding possible Dimensional tolerances: ± 0.05 to 0.1 mm QUICKPRINT 3D-Printing process Permits validation of your design Material : resin Realization of complex geometry and thin wall parts possible Flexible or hard material Dimensional tolerances: ± 0.05 to 0.1 mm 4 BIWI : your partner for a complete solution Rapid Moulding Rapid steel or aluminium tooling Enables moulding with final material Rapid execution Simplied parts design
High-precision injection moulding BIWI has 7 presses from 30 to 160 tons available to realise your components in the suitable material. Thermoplastic (Medical Grade) LCP, PEEK, PEI, PES, PI, PK, PSU High Performance Thermoplastics FEP, MBS, PA, PAN, PBTP PETP, PMP, PC, POM, PPA, PPO, PUR, PVDF, TPE, SMMA Engineering Thermoplastics ABS, CA, PE, PMMA, PS, PP, PVC, SAN, TPO Commodity Plastics 3D Filling simulation Software Detection of any potential stresses in moulded parts Evaluation of different flow scenarios prior to tool manufactured Recommendation on part design (wall part thickness or the feasibility of complex parts) The BIWI specialists for your calculation needs 5
Moulding - insert moulding With over forty moulding presses, BIWI is an expert in elastomer and silicone moulding and insert moulding. Elastomer (Medical Grade) ACM, BIIR, CR, CSM, EAM, EPM EPDM, FKM, FQ MFQ, HNBR, NBR, NR, SBR, Insert moulding Perfect adherence ensured between elastomer and insert due to a mastered chemical treatment Thanks to our know-how in this process, BIWI can propose atypic material association, such as: VulcaMix : rubber and metal, alloy or plastic VulcaCéram : rubber and ceramic 0 6 5 mm BIWI masters the insert moulding even for highly complicated parts
Parts example Part protection for surface treatment Dialysis components Syringe components Silicone parts (LSR) High-precision components in small dimensions (hearing aids) own formulation complete project high-precision high-qualified staff design support swiss made High-precision seals in a wide range of materials Rubber, plastic, silicone : BIWI's DNA 7
BIWI 22, rte de la Transjurane CH-2855 Glovelier Tél. : +41 (0)32 427 02 00 Fax : +41 (0)32 427 02 01 E-mail : info@biwi.ch BDOC150-03 www.biwi.ch