Stainless Steel Jacketing
Cherrit's Stainless Steel Jacketing is manufactured from AISI Type 304 or 316L 2B Finish. They are available in a smooth finish and come with 5mm (3/16") corrugations.
Specifications
Thickness : 0.3mm, 0.4mm, 0.5mm (other thicknesses available)
Widths : 914mm come with moisture barrier and 1000mm; 1200mm in mill finish.
Length : Come in mother coil of approx. 1 metric tonne or can be cut into 20m length on request.
Moisture barrier prevents galvanic or chemical corrosion caused by contact of dissimilar metals and also soluble salts present in most industrial insulations. Cherrit recommends that all jacketing systems have a moisture barrier to avoid heavy maintenance cost due to galvanic or chemical corrosion.
Types of Moisture Barrier
POLYKRAFT MOISTURE BARRIER
consists of 1-mil thick polyethylene and 40# natural kraft paper (approx 3.5mils) heat and pressure bonded to the inner surface.
POLYSURLYN MOISTURE BARRIER
Consists of 3-mil co-extrusion of DuPont™ Surlyn® and special polyethylene heat and pressure bonded to the inner surface. Conforms to BS 476 : Part 7 : 1997 Surface Spread of Flame Class 1.