Welded Blades and Shafts

Crossed blade, straight blade, pivoting blade, collapsible blade, square blade, pitched blade propeller, anchors and PTFE impellers (collapsible, anchor, propeller).


Crossed Blade Impeller Model A130
Description:
  • Electro-polished stainless steel 316L
  • Welded to shaft
  • Weight 0.3 lbs (128 g)
  • Very high shear with high vortexing characteristics
  • Will vortex 5 gallons of water at 900 rpm
Applications:
  • High speed
  • Low viscosity mixing
  • Radial flow pattern
Specifications:

Straight Blade Impeller Model A131
Description:
  • Electro-polished stainless steel 316L
  • Welded to shaft
  • Weight: A131 0.3 lbs (128 g)
  • High shear with moderate vortexing characteristics
  • Will vortex 5 gallons of water at 1200 rpm
Applications:
  • High speed
  • Low viscosity mixing
  • Radial flow pattern
Specifications:

Straight Blade Impeller Model A231
Description:
  • Electro-polished stainless steel 316L
  • Welded to shaft
  • Weight: A231 0.3 lbs (120 g)
  • High shear with moderate vortexing characteristics
Applications:
  • High speed
  • Low viscosity mixing
  • Radial flow pattern
Specifications:

Pivoting Blade Impeller Model A140
Description:
  • Electro-polished stainless steel 316L
  • Pinned to shaft
  • Weight: 0.3 lbs (126 g)
  • Moderate shear with moderate vortexing characteristics
  • Will vortex 5 gallons of water at 800 rpm
Applications:
  • High speed
  • Low viscosity mixing
  • Radial flow pattern
Specifications:

Collapsible Blade Impeller Model A141
Description:
  • Electro-polished stainless steel 316L
  • Pinned to shaft
  • Weight: 0.3 lbs (127 g)
  • High shear for mixing in carboys or narrow neck flasks
  • Collapsed blades enter any opening over 10 mm diameter
  • Will vortex 5 gallons of water at 1000 rpm
Applications:
  • High speed
  • Low viscosity mixing
  • Radial flow pattern
Specifications:

Square Blade Impeller Model A150
Description:
  • Electro-polished stainless steel 316L
  • Welded to shaft
  • Weight: A150 0.4 lbs (180 g)
  • For small volumes of viscous product
Applications:
  • Low speed
  • High viscosity mixing
  • Tangential flow pattern
Specifications:

Square Blade Impeller Model A250
Description:
  • Electro-polished stainless steel 316L
  • Welded to shaft
  • Weight: A250 0.3 lbs (159 g)
  • For small volumes of viscous product
Applications:
  • Low speed
  • High viscosity mixing
  • Tangential flow pattern
Specifications:

Pitched Blade Propeller Model A160
Description:
  • Electro-polished stainless steel 316L
  • Secured to shaft with set screws
  • Weight: 0.4 lbs (181 g)
  • Low shear, high top-to-bottom (axial) pumping capacity with high gas injection
  • Will vortex 5 gallons of water at 3600 rpm
Applications:
  • High speed
  • Low to medium viscosity mixing
  • Axial flow pattern
Specifications:

Anchor Model U022
Description:
  • Electro-polished stainless steel 316L
  • Welded to shaft
  • Weight: 0.4 lbs (181 g)
  • High shear at edges, can be used close to vessel wall
  • Sometimes referred to as a "sweep"
Applications:
  • Low speed
  • High viscosity mixing
  • Tangential flow pattern
Specifications:

Anchor Model U044
Description:
  • Electro-polished stainless steel 316L
  • Welded to shaft
  • Weight: 0.6 lbs (280 g)
  • High shear at edges, can be used close to vessel wall
  • Sometimes referred to as a "sweep"
Applications:
  • Low speed
  • High viscosity mixing
  • Tangential flow pattern
Specifications:

Anchor Model U055
Description:
  • Electro-polished stainless steel 316L
  • Welded to shaft
  • Weight: 0.7 lbs (300 g)
  • High shear at edges, can be used close to vessel wall
  • Sometimes referred to as a "sweep"
Applications:
  • Low speed
  • High viscosity mixing
  • Tangential flow pattern
Specifications:

Anchor Model U510
Description:
  • Electro-polished stainless steel 316L
  • Welded to shaft
  • Weight: 1.6 lbs (716 g)
  • High shear at edges, can be used close to vessel wall
  • Sometimes referred to as a "sweep"
  • Use only with overhead stirrer BDC1850
Applications:
  • Low speed
  • High viscosity mixing
  • Tangential flow pattern
Specifications:

PTFE Collapsible Impeller Model A180
Description:
  • PTFE blades
  • Stainless steel core in shaft for stability
  • Blades collapse to fit in narrow neck vessels and Erlenmeyer flasks
  • Weight 0.2 lbs (91 g)
  • 1.5” (38 mm diameter blade with a 5/16” (8 mm) diameter shaft with a length of 16” (400 mm)
Applications:
  • High speed
  • Low viscosity mixing
  • Radial flow pattern
Specifications:
PTFE (polytetrafluoroethylene) can be used under the most adverse conditions. This high performance coating is insoluble, non-contaminating and has exceptional thermal resistance. It is easy to clean, does not scratch other surfaces and is unbreakable.

PTFE Anchor Paddle Model A183
Description:
  • PTFE blades
  • Stainless steel core in shaft for stability
  • For use in round bottom vessels
  • Weight 0.2 lbs (113 g)
  • 3.15'' (80 mm diameter blade with a 5/16'' (8 mm) diameter shaft with a length of 16'' (400 mm)
Applications:
  • Low speed
  • Medium to high viscosity mixing
  • Tangential flow pattern
Specifications:
PTFE (polytetrafluoroethylene) can be used under the most adverse conditions. This high performance coating is insoluble, non-contaminating and has exceptional thermal resistance. It is easy to clean, does not scratch other surfaces and is unbreakable.

PTFE 4 Blade Propeller Model A185
Description:
  • PTFE 4 blade propeller
  • Stainless steel core in shaft for stability
  • 45 degree blade pitch
  • Right hand rotation (when propeller spins clockwise, solution is pushed downwards)
  • Weight 0.2 lbs (113 g)
  • 1.5” (38 mm diameter blade with a 5/16” (8 mm) diameter shaft with a length of 16” (400 mm)
Applications:
  • High speed
  • Low viscosity mixing
  • Axial flow pattern
Specifications:
PTFE (polytetrafluoroethylene) can be used under the most adverse conditions. This high performance coating is insoluble, non-contaminating and has exceptional thermal resistance. It is easy to clean, does not scratch other surfaces and is unbreakable.