High-purity valves for safe processes in the semiconductor industry

Safe and reliable valves are essential for the demanding processes in the semiconductor industry. InterApp’s high-purity and grease-free valves are manufactured according to the highest production standards and high international approval regulations in our own premises. Whether for ultrapure water, wastewater, reclaimed water, CMP (chemical mechanical planarization) or copper removal solutions – they always ensure maximum safety and maximum output.

Quality in every aspect

InterApp offers the complete package including PTFE-lined butterfly valves, loose rubber lined butterfly valves, check valves, ball valves as well as actuators. All valves are high-purity or grease-free.

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Case studies

Ovivo, worldwide

Bianca – DN 50 up to 350

The Bianca butterfly valve in high-purity execution is assembled and packed in double sealed bags in our clean room US federal standard 209E class 10.000 and ISO class 7.

Available with ductile iron body, PFA overmoulded disc and PTFE liner with EPDM or FPM elastomeric energizer, Bianca has proven itself in the most sophisticated high-purity processes such as ultrafiltration, mixed bed filters, UV and membrane degasifier.

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Desponia^® – DN 25 up to 600

The Desponia^® butterfly valve in grease-free execution is assembled and packed in our special cleaning facility.

Available with ductile iron body and different disc and liner materials, it offers the right solution for a wide range of semiconductor processes such as reverse osmosis, cartridge filter for RO, mixed bed filters, multimedia filters, membrane degasifier, ion exchange, sludge handling and chemical dosing.

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