Product Made in Japan

Manufacturer: KURIMOTO

The spiral ducts and various joints introduced in this catalog are manufactured by making full use of the sheet metal processing technology that we have accumulated over many years. Today, it has become an indispensable part of building equipment construction. For products with a diameter of φ100 to 350 mm Some use manufacturing methods such as press and deep drawing.

Introduction

Spiral duct standard product is a hot-dip galvanized steel sheet according to JIS G 3302. In addition to this, stainless steel (SUS304), Super Dyma® (Note), galvalume steel plate, vinyl chloride steel plate, etc.

There are many types of galvanized steel sheets depending on the manufacturing method. Kurimoto spiral duct is JIS G 3302 except for special cases. It is processed with the specified “hot-dip galvanized steel sheet”. In addition, public building construction standard specifications (Ministry of Land, Infrastructure, Transport and Tourism Minister’s Secretariat) According to (supervised by the Government Repair Department), the amount of zinc-plated adhesion on the zinc iron plate used for duct materials is Z18 (180 g / m2).