The Rochester Technology and
Manufacturing Association provides
Contract Assembly, Machining,
Fabrication, and Engineering Services

CapabilitiesContract Assembly ServicesMachining ServicesTool and Mold Making
Services
Plastic Fabrication and
Molding Services
Metal Fabrication ServicesEngineering and Design
Services
Custom Optics and PhotonicsCustom Casting
PortfoliosPlaster Mold Aluminum Casting
for a Copier Frame
CNC Milled Charging Handle for
M-16 and M-4 Machine Gun
Custom Design & Assembly
of a High Capacity Paper Feeder
for the Copier Industry
ABS Plastic Decorative Covers
For Sewer Industry
Turret Punched Aluminum Aircraft
Covers for the Aerospace Industry
RTMA Members

Precision Grinding Services

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Precision Grinding
Rochester Technology and Manufacturing Association (RTMA) offers creepfeed, cylindrical, jig, and surface precision grinding services, and is happy to serve a wide range of industries, from automotive and chemical to medical and marine. To accommodate our clients' equally diverse range of applications, we work with all types of metals-from mild steel to titanium-and can achieve a 3RMS surface finish. We're equipped to handle up to 6" diameters, and components that are a maximum of 20 inches long. And if you're looking for added assistance, we also feature assembly, engineering, and fabrication services. Please contact Rochester Technology and Manufacturing Association today to learn more about our precision grinding options.

Request Quote

Example of Our Work

Precision Grinding Specifications:

General Grinding Capabilities  
Creepfeed
Cylindrical
Jig
Surface
Surface Finish   3 RMS
Tolerance (+/-)   ± 20 Millionths
Part Diameter   Max
6 in
152.4 mm
Part Length   Max
20 in
508 mm
Part Width   Max
8 in
203.2 mm
Production Volume  
Specialty Production Shop
Prototype
Low Volume to High Volume
Lead Times Available  
Min
4 Weeks
Max
6 Weeks
Quoted on job by job basis
Rush Services Available
Automation Capabilities   CNC
Quality Control Inspections  
CMM
  • 3 Driven
  • 4 manual
Standard Metrology Instruments
Efficiency  
Six Sigma Certification
Green Belt(3)
Lights Out Manufacturing
Materials (Metals)  
Alloy Steels
Aluminum
Brass
Bronze
Carbon Steel
Cobalt
Copper
Inconel
Magnesium
Molybdenum
Monel
Stainless Steel
Stellite (Hardfacing)
Titanium
Equipment  
Creepfeed:
Blohm & Magerle
  • Spindle: 106 HP
  • 150 PSI Thru Coolant
  • Full 4 Axis
  • Continuous Dress Capability
  • Indexing Table
Kellenberger Grinding Center (2)
  • Internal & External Capacity
  • Angular Plunge Grinding
  • Contour Grinding
  • Form Dressing
Jig:
Moore #3 & #2 (2)
  • 9,000-175,000 RPM Grinding Heads
  • Universal Wheel Dressing Attatchment
  • Radius Angle Dresser
  • Spherical Cavity Grinding Attachment
Cylindrical:
Kellenberger Kel-Vari
  • Two OD Grinding Wheels
  • One ID Spindle
  • Hydostatic Guide Ways
Brown and Sharpe Universal #13
  • Internal & External Capacity
  • Pope Multi Speed 10 Spline Drive
Surface:
Harig, Parker, Tafe (23)
  • Simultaneous Two Axis Linear & Circular Interpolation
  • Tape and Radius Capabilities
  • Integral Two-Diamond Wheel Dresser
  • High Speed Attachments
Additional Services  
Assembly
Brass
Engineering
Fabrication
Grinding
Painting
Welding
Industry Focus  
Aerospace
Automotive
Business Systems
Chemical
Dental
  • Nuclear
  • Oil, Gas, Petroleum
  • Solar
  • Wind
Electronic
Energy
Food
Marine
Medical
Military/Government
Processing
Intended Applications  
Machine components
Engine components
Turbine components
Hydraulic components
Shafts
Castings
Enclosures
Extrusions
Forgings
Housings
Injection Molded Parts
Shafts
Valves
Industry Standards  
ANSI
American National Standards Institute
AS
Aerospace Industry Standard
  • 9100B
ASME
American Society of Mechanical Engineers
ASTM
American Society for Testing and Materials
AWS
American Welding Society
ISO
International Organization for Standardization
  • ISO 9001:2008
Mil-Spec
Military Specifications
NADCAP
National Aerospace And Defense Contractors Accreditation Program
OSHA
Occupational Safety and Health Administration
RoHS
Restriction Of Hazardous Substances (Compliant)
SAE
Society of Automotive Engineers
File Formats  
JPG or JEPG
Joint Photographic Experts Group
MasterCam (MDX, MC8, MC9, SET)
PDF
Portable Document Format
Pro-E or Pro/Engineer (DRW,PRT,XPR)
SolidWorks (SLDPRT,SLDDRW,SLDDRT)
STEP
Standard for the Exchange of Product Model Data
SurfCam (DSN)
TIFF
Tagged Image File Format

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Rochester Technology and Manufacturing Association