Single orifice type, fully automatic single function for releasing air under pressure. Performance according to the requirements of EN 1074. Body and cover high quality polyamide (Rilsan – PA11) powder coated (fusion bonded), coating thickness DFT min. 250 micron, zero porosity (tested with 3000V), high impact resistance and cross-linkage according to DIN 30677-2 and DIN 3476. Float from non-corrosive material, fully rubber lined. Special basket to keep float in optimal position during operation. Threading according to EN ISO 10226. Minimum operating pressure for watertight: 0,5 bar.

Materials

Body and cover: Ductile iron EN-GJS-400-15 / EN 1563 (former to DIN GGG40)

Float: Polyamide, fully NBR rubber lined - PN 10/16 Stainless steel 1.4301/ EN ISO10088 (correspondent to AISI304), fully rubber lined - PN 25

Basket: ABS

Orifice: Brass CuZn40Pb2

O-Rings: NBR rubber, potable water approved

Bolts/nuts/washers: Galvanized steel class 8.8 to EN ISO 898-1, stainless steel A2-70 / EN ISO 3506 on request

Nipple: Galvanised malleable iron or stainless steel A2-70 / EN ISO 3506 on reques

Raci Spacers India Private Limited

Raci India was established in 2009 as a subsidiary of Raci SRL Italy to provide quality engineering solutions for the installation of oil and gas pipelines. Due to the sheer market's proximity to India, we began servicing the Middle East market in 2011.
In 2018, Flowheel FZE, the Middle East arm of RACI Pipeline Division of Raci SRL, Italy, began operations from Ras Al Khaimah Free Zone in the United Arab Emirates.
RACI has a significant presence in Iraq, Kuwait, Saudi Arabia, the UAE, Qatar, Bahrain, and Oman.
We work in both the water and oil and gas industries. Since 2018, Flowheel has been expanding its RACI business by entering into new partnerships and carving out a niche in the market from its Middle Eastern base.
In 2020, Flowheel and RACI India collaborated with Radlinger Primus Line Gmbh, Germany, to provide trenchless rehabilitation of underground pipelines in critical installations.