Custom Services &
CapabilitiesCNC Milling CNC Turning CNC GrindingElectrical Discharge
Machining (EDM)Laser Processing Process Support ServicesAviation & Land
Based Turbine PartsHPT Blades HPT & LPT Vanes Tube & Ring Products Casings & Liners Heat Shields & Fairings Ring Segments

ISO 9001:2008 &
AS9100 Rev. C

AS7003 - AC7114 Rev. E: NonDestructive Testing
AS7003 - AC7116 Rev. A: NonConventional Machining

Precision CNC Grinding Services

Blades & Creep Feed Grinding

Maegerle Creep Feed Grinder

CNC Grinding Services - Huffman CBN Grinders

CBN Grinding Services Area

(click on thumbnail to enlarge)

The precision Grinding Services offered by Hi-Tek Manufacturing provide an industry standard for commercial and military aircraft components as well as small and large land-based industrial gas turbine components.

Our Grinding Equipment includes a continuous dress creep feed that operates up to 100 HP with a 20" wheel, 4-axis continuous dress creep feed, 5-axis CBN, 1 & 2 spindle cylindrical verticals, and CNC surface grinders. This equipment enables us to grind the inside and outside diameter of components, as well as process surface and radial grinds. At Hi-Tek, our precision Grinding Services can handle high temperature aerospace super alloys, cobalt and nickel based components, and single crystal and conventional castings.

Hi-Tek is an ISO 9001:2008 certified company that handles make-to-print, concurrent engineering, and product manufacturing management for our Gas Turbine clients. To learn more about our precision Grinding Services, please see the table below, or contact us directly.

Example CNC GrOUND Parts

Precision Grinding Capabilities

General Capabilities

Make to Print
Concurrent Engineering
Product Manufacturing Management

Grinding Processes

Continuous Dress Creep Feed
Cubic Boron Nitride (CBN) Super Abrasive
Radial

Inside/Outside Diameter (ID/OD)
Surface

Equipment Used

Continuous Dress Creep Feed up to 100HP, 20" wheel
4-Axis Continuous Dress Creep Feed
5-Axis CBN
1 & 2 Spindle Cylindrical Verticals
CNC Surface Grinders

Equipment Capabilities

CNC Control Capabilities
DNC (Direct Numerical Control)

Central Coolant System
High Pressure Coolant

Machinery Axis

3, 4, & 5

Fixturing

In-House Design & Build

Experience In

Exotic Materials
Fir Trees/Root Forms

Large Parts with Thin Cross-Sections
Precise Tolerances

Materials Used

High Temperature Aerospace Super Alloys
Cobalt & Nickel Based

Single Crystal Castings
Conventional Castings

Part Diameter

Up to 60 in.

Part Height

Up to 30 in.

Part Width

Up to 30 in.

Part Length

Up to 49 in.

Testing

Non Destructive Testing (NDT):

Radiographic Inspection (X-Ray)
Fluorescent Penetrant Inspection (FPI)

Inspection

In-Process
Final

Coordinate Measuring Machine (CMM)
Hard Gaging

Additional Grinding Services

Clean & Deburr

Additional Information

Industries Served	Aircraft - Commercial & Military Small Land Based - 1MW - 49 MW Large Land Based - 50MW to > than 180MW
Intended Applications	Hot Gas Path and Structural Components: High Pressure Turbine , Low Pressure Turbine Combustors, etc.
Industry Standards Met	ISO 9001:2008 International Organization for Standardization AS 9100 Aerospace Industry Standard NADCAP National Aerospace And Defense Contractors Accreditation Program
Efficiency	Six Sigma Certifications 3 Black Belts 3 Green Belts Lean Manufacturing
File Formats Accepted	Unigraphics (PRT), STEP, IGES

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