Prototyping, Pre-Series & Low-Volume Production for Lighting & Optics
Products & Services
Information
From 1 up to 2000 parts or modules in plastic and metal!
High skilled and experienced in Lighting & Optics.
CNC-machining
• Of a wide range of optical materials, like PMMA, PC, Zeonex, etc. including all kind of engineering plastics
• Metals including aluminium for heatsinks and reflectors
• Milling radius from R0.5 up to R0.05
• Unique diamond polishing technology for small optics
• ARRK Fasttool technology for block molding in series materials
• SPDT (Single Point Diamond Turning) & Fly-cutting and Diamond Machining Technology
PU-vacuum casting
• Including 2-/3-shot casting
• Standardized colours and surface finishing for (semi-)translucent materials
(white, red, black, (red-)+diffuse)
• Reflex patterns can be included
• Silicone tools based on CNC-machined masters for excellent surface quality, highest accuracy and optimum dimensional stability
Silicone casting
• Of optical silicone parts with Dow materials by using
aluminium tooling
ARRK global 3D-Rapid Prototyping
• SLS Selective Laser Sintering
• SLA Stereolithography
• Polyjet (Objet)
• DMLS / SLM Metal Sintering
Injection moulding
• Using aluminium moulds operated at SPG as well
as rapid steel non-export moulds operated from our
ARRK Far East facilities
• PRE-TENSION Tool® for large mouldings
• In-Mould-Decoration (IMD) & IML/FIM with printing electronics
• Including 2-/3-shot over-moulding, gas injection
(GID) and Sequential Valve Gating (SQV)
• Expandable plastics EPP & PUR-Foaming
Light-weight solutions
• MuCell® and Chemical foaming
• CRFP composite solutions (TP-prepreg over-moulding)
• D-LFT Direct Long Fiber Thermoplastic moulding
Blow moulding
Thermoforming
Liquid Silicone Rubber (LSR)
High Pressure Die-Casting (HPDC)
Extrusion
• Of plastics, silicone rubber and aluminium
Sheet metal stamping, deep drawing and pressing