Why Choose Silicone Altimex?

Blue-chip medical and pharmaceutical/biotechnology companies come to Silicone Altimex for medical device components and pharmaceutical assemblies that meet exceptional quality standards. Silicone Altimex offers a full suite of products and capabilities to existing customers and new prospects.


  • Ultra-pure platinum addition silicone
  • Platinum pump tubing for high performance pump life
  • One-part platinum materials for improved processing repeatability
  • Tight tolerance pump tubing
  • High performance cardiopulmonary tubing
  • Bio-compatible materials meeting USP Class VI, European Pharmacopeia and ISO 10993 standards
  • Fully traceable product including batch printing directly onto the product where required


  • Six ISO 14644-1 Class 7 cleanroom facilities
  • Routine viable and nonviable monitoring of cleanrooms ensure optimum manufacturing environment
  • Laser loop control systems – continuously monitor dimensions and adjust machinery to maintain optimum tolerances
  • Complete traceability from raw materials to final packaged product
  • State-of-the-art manufacturing equipment with non-contact laser controlled extrusion and inspection release
  • Dedicated platinum extrusion cleanroom ensures no contamination from peroxide by-products
  • High tolerance capability using continuous feedback loop control extrusion process
  • Extensive in-house materials testing and development capabilities


Silicone Altimex Limited was established in 1976 as a manufacturer of silicone tubing and other rubber components for several markets in the UK. Since that time, the company has extended its capabilities and evolved into a leading supplier to medical, pharmaceutical and high technology companies worldwide.

Silicone Altimex timeline:


Silicone Altimex spun out into CTS BP portfolio


Silicone Altimex acquired by Q Holding Company


New final operations room and pharma assembly cleanroom added


Specialised Platinum grade ‘SA 900/60 Pump’, a major breakthrough in silicone pump tubing, launched


New purpose built platinum cleanroom facility established at Pasture Road site


Pharmaceutical assembly room established; higher gowning and procedural requirements instituted

Installation of new braiding machine for reinforced pharmaceutical tubing


First LSR (Liquid Silicone Rubber) moulding machine installed in the cleanroom facility to support the medical device market


Second cleanroom installed to manufacture platinum-addition cured products, first for bio pharmaceutical customers and later for other safety-critical components for the aerospace and electronics industries


Development work using platinum cured materials initiated


First cleanroom installed to manufacture tubing and moulded components for the medical market; now also used as an assembly and test area for finished goods


Silicone Altimex founded as a silicone tubing manufacturer for the United Kingdom’s domestic appliance market