Screw Conveyor Rapid Design

Input Parameters

PRODUCT		CONVEYOR
Product		Conveyor Length
Particle Size	Very Fine Fine Granular Lumpy Irregular	Screw Flight Pitch	Standard (pitch = diameter) Short (pitch = ²/₃diameter) Half (pitch = ½ diameter) Long (pitch = 1.5·diameter)
Abrasiveness	Mildy Abrasive Moderately Abrasive Extremely Abrasive	Screw Flight Design	Normal Flight Cut Flight Cut and Folded Flight Ribbon Flight
Flowability	Very Free Flowing Free Flowing Average Flowability Sluggish	Mixing Paddles	Number of standard paddles at 45° reverse pitch
Density		Trough Shape
Miscellaneous Properties	Builds Up and Hardens Generates Static Electricity Decomposes & Deteriorates in Storage Flammability Becomes Plastic or Tends to Soften Very Dusty Aerates and Becomes a Fluid Explosiveness Stickiness & Adhesion Contaminable, Affecting Use Degradable, Affecting Use Gives Off Harmful or Toxic Gas or Fumes Highly Corrosive Mildly Corrosive Hygroscopic Interlocks, Mats or Agglomerates Oils Present Packs Under Pressure Very Light and Fluffy & May Be Windswept Elevated Temperature
Mass Flow