Spring skeleton (spring bag cage) is essential accessory products outside filter separator, it points with and without venturi venturi two kinds, has the certain scale, because of the dust catcher restricted by interior space, the top of the dust collector without some space to replace the skeleton dust, so adopted in the design of the spring framework or skeleton (plug) section type dust removal.

Product specification ：

Spring framework is less than 130 mm in diameter, and USES the 5 mm diameter steel wire coiling, generally after stretching for 35 / m, stretching length average of 1.5 m, 2 m, 2.5 m, post-processing galvanized processing surface, strong spring skeleton design structure, long service life.
Spring skeleton material: high quality low carbon steel wire, galvanized steel wire, stainless steel wire
Surface treatment: galvanized, plastic-sprayed, anti-corrosion treatment, surface silicone spraying etc.

Application: widely used in metallurgy, building materials, power generation, chemical industry, food, waste incineration and other industries.
Product parameters

The spring diameter	Diameter of filter bag （mm）	length L（mm）
115	120	1500 2000 2400