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Hi Tek has done an excellent job for us over the last 7 years in regards to quality, pricing and turn around time. Because of this excellent service we still have not purchased in-house equipment and have no plans to in the future.

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Boeing 787 Air Shafts

July 11th, 2014

Precision balancing air shafts that end up on the Boeing 787 is an art. The corrections are made in a milling machine using carbide end mills with very specific corner radii. The part is gripped on one end in an index head and is supported in a lathe steady rest to mill to precision requirements. These parts are extremely delicate and have fragile labyrinth seals that can be destroyed with a very light bump. The value of the shaft as you see here is over $10,000 USD.

Boeing 787 Air Shafts Read the rest of this entry »

Permanent Magnet Rotor

July 3rd, 2014

Permanent magnet rotor sits in our custom 2500 pound balancer.

Permanent magnet rotor sits in our custom 2500 pound balancer.

16,000 pound Impeller for Providence Rhode Island Hurricane Barrier Pump Station

June 3rd, 2014

A large 16,000 pound impeller for Providence Rhode Island Hurricane Barrier Pump Station is loaded into the 30,000 pound soft bearing balancing machine. This machine is particularly suited for precision balancing large rotors. It can measure unbalance at speeds as low as 80 rpm and as high as 5,000 rpm. The machine supports sit on a bed custom built at HI-TEK Balancing and the stations are Gisholt with our own self aligning bearing blocks designed in house. The balancing electronics are IRD 236. The combined weight of the arbor and rotor is 21,000 pounds.

16,000 pound impeller for Providence Rhode Island Hurricane Barrier Pump Station Read the rest of this entry »

Paper Machine Rolls

May 2nd, 2014

Paper machine rolls are balanced and material is removed or added by drilling to remove, or slugs are added deeper into the hollow roll shell to add weight.

Paper machine rolls

22000 pound Overhead Bridge Crane

April 3rd, 2014

Our facility is equipped with a 22000 pound overhead bridge crane to allow for unloading large and heavy parts in a safe manner. Large flat bed trucks can be backed under the 14 foot hook height 10 ton crane.

22000 pound overhead bridge crane

Pneumatic Belt Grinder

March 3rd, 2014

A 75 kw natural gas power turbine rotor is two plane balanced. Weight removal is by pneumatic belt grinder. The grinder is mounted to the tool post grinder to control the grinding and keep within the specified material removal zone.

pneumatic belt grinder

A 75 kw natural gas power turbine rotor is two plane balanced. Weight removal is by pneumatic belt grinder. The grinder is mounted to the tool post grinder to control the grinding and keep within the specified material removal zone.

HI-TEK Balancing is a Leader in Engineering

February 3rd, 2014

We’re in print! Check out HI-TEK Balancing in Design World┬ámagazine! Just click the image to view a larger version.

HI-TEK Balancing is a Leader in Engineering

Here’s the full text of the ad: Read the rest of this entry »

Large Freshwater Pump Impeller

December 6th, 2013

A large freshwater pump impeller for a municipality pumping water from a reservoir to the treatment plant. The arbor was made and fitted in-house and the rotor was balanced to API balancing standards.

Large Freshwater Pump Impeller

22000 pound Overhead Bridge Crane

November 15th, 2013

Our facility is equipped with a 22000 pound overhead bridge crane to allow for unloading large and heavy parts in a safe manner. Large flat bed trucks can be backed under the 14 foot hook height 10 ton crane.

22000 pound Overhead Bridge Crane

400 HP Industrial Fan

October 15th, 2013

A 400 HP industrial fan is completely rebuilt in our shop. A new shaft was machined, the spherical roller bearings were replaced and the bearing clearances were set. The blower wheel buckets were flame-spray hard-coated to prevent further wear. The fan wheel was balanced and the housing was cleaned and painted. The fan has been in service for 4 years without any further attention.

400 HP Industrial Fan


 

Latest News

Boeing 787 Air Shafts
Precision balancing air shafts that end up on the Boeing 787 is an art. The corrections are made in a milling machine using carbide end mills with ...

Read More...