Helical Blade
Negotiable /Piece
Min.Order:1 Piece
Shouguang Xinlong Machinery Co., Ltd.
Helical Blade
Outer Dia: 60-200mm
Inner Dia: 16-48mm
Thickness: same in the outer and inner, 3-5mm
Pitch: 40-190mm
Length: 280-1500mm
Direction of Spiral: Left or Right
Hardness: HRC28-30 (by Nitriding)
This is the common style we use, and we can make moulds according to your own requirement