View Ralco’s range of flexible hose, flexible ducting hose, hose assemblies and hose couplings & clamps in this section. We offer hoses manufactured in a vast array of materials, in bore sizes from 3mm to 1000mm with different temperature and pressure ranges. Our hoses are also manufactured using the most up to date techniques, utilising the latest materials and conforming to the latest specifications.
Established in 1972, Ralco Tubings Ltd is an ISO 9001: 2015 approved supplier of industrial hose, flexible ducting hose and hose fittings. We also design and manufacture hose assemblies for air, water, fuel, chemical, steam, hot water, material handling and other applications.
Ralco are pleased to offer specifically designed hoses for each market we work in, whether that be a hose or a hose assembly. We understand that small technical changes in a product can make a fundamental difference in the suitability and life span during its intended use. This section details some of the markets we work in.
At Ralco we believe that offering a range of tailored services is essential in enhancing how we supply our range of flexible hose, flexible ducting hose and hose assemblies. Each of the services listed have been developed by working closely with our customers and listening to the requirements that they have or will have in future. Details of the service we provide can be found in this section.
Airduc PUR 350 Food-AS Ducting
Part Number: Airduc PUR 350 Food-AS
Description: Norres Airduc PUR 350 MHF-AS abrasion resistant and anti-static suction and transport hose; PUR <109Ω, light, smooth bore
Applications: Flexible hose/ ducting for abrasive powder, bulk material, granulate and for gases, food industry, pharmaceutical industry: foodstuff, pharmaceutical, conveying of dry foods e.g. rice, cereals, sugar, milk powder, powders, coffee, tea, grains, flour, frozen foods, mixer, dryer, packaging machine, bulk-bag (big bag)-charging and discharging, mill, explosion hazard area, clean room ventilation, semiconductor production machine, paper mill, paper and pulp industry: waste water, air extraction, medical equipment/ medical technology, healthcare sector: cable protection conduit, air supply hose, extraction hose, municipal vehicle: lawn mower, slope mower, leaf blower/ leaf collector
Properties: permanently antistatic wall: according to ISO 8031 electrical and surface resistance <109Ω (according to TRGS 727 <2,5*<108Ω and NFPA 652 108Ω-109Ω). In accordance with ATEX 2014/34/EU (1999/92/EC) and German TRGS 727: pneumatic transport of flammable dusts and bulk materials (Zone 20, 21, 22 inside), aspiration of combustible dusts (Zone 22 inside). In accordance with ATEX 2014/34/EU (1999/92/EC) and German TRGS 727: for conveying for flammable liquids (inside zone 0, 1, 2), for conveying for non-flammable liquids, for use in zone 1 and 2 (gases), for use in zone 0 (gases). According to DIN 26057 Type 2. Highly abrasion resistant; optimized flow propertries; food grade wall, complies with: Food grade wall, complies with: EU-Directive 10/2011, EC 1935/2004 and EU 2015/174, FDA 21 CFR 177.2600; odourless and tasteless; microbe and hydrolysis resistant good resistance to oil, gasoline and chemicals.
Wall Thickness: Ether polyurethane 0.7mm approx.
Temperature Range: -40ºC to +90ºC; short time to +125ºC
