Material: pe PE (Polyethylene) Scope of supply: PE corrugated pipe flame retardant and non-flame retardant category, flame retardant grade corrugated hose, FV-0, can be ordered according to the needs of the working temperature: -30 ℃ -100 ℃ short up to + 120 ℃ Structure: pe bellows are wavy interior and exterior colors: black, other colors can be customized (may be needed, opening) Features: polyethylene corrugated pipe is flexible, surface gloss, chemical resistant, applications can be used for machine tools, electrical equipment. Food machinery, automation instruments, motors, cables and wires from external abrasion protection and insulation. Usage: wire and cable harness insertion tube inner accompanied LKE-SM-G, SM series corrugated plastic hose connector can use the corresponding models.