(610) 253-9626 info@randolphmfg.com

Capabilities

Screw Machine Products, Swiss Machining, CNC Turning and Custom Components for the Automotive, Aerospace & Medical use to Artisan, Instrumental, and Electronic industries.

 

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SINGLE SPINDLE

For prototypes & short-run parts: 100-5,000pcs

 

  • Round Bar: 0.080” – 1.125”
  • Hex Bar: 0.125” – 0.9375”
  • Length: 0.050“ – 6”

In addition to the capabilities listed for the multi-spindle, CNC’s can perform more intricate, superior-finish and tight-tolerance features using more ‘exotic’ materials.

  • Basic Features: +/- .0005”
  • Select diameters: +/- .0003”
  • Surface finish: 32 or better

*Please note these tolerances are typical; surface-ground material is available for particular finishes & tolerances. Please contact us for more info or to discuss your specific needs.

multi SPINDLE

 For high-volume, long-run part production. Capable of producing millions of pieces annually.

 

  • Round Bar: 0.080” – 0.875”

  • Hex Bar: 0.125” – 0.750”

  • Length: 0.050“ – 4”

Drill, Broach, Tap, Thread, Slot, Ream, Stamp, Knurl, Chamfer, Cross-drill, Cross-tap.

(Screw-machine capabilities can be expanded with various attachments.)

 

  • Basic Features: +/- .001”

  • Select diameters: +/- .0006”

  • Surface finish: 64 or better

*Please note these tolerances are typical; surface-ground material is available for particular finishes & tolerances. Please contact us for more info or to discuss your specific needs.

Quality Commitment

AS part of QS-9000 standard and through to ISO-9001:2015 and quality control for internal and external documents, you can depend on Randolph Mfg. to utilize the most current revisions and best practices for handling DFARS, REACH and ROHS complaint traceability for both production requirements and record keeping.

Industries

For over 40 years, Randolph Mfg. has served a wide variety of industries including:

Medical, Dental, Military, Aerospace, Hermetic Seal, Musical Instrument, Semiconductor...

Trusted Vendors

From zinc trivalent to black oxide  and heat treatment to polishing, Randolph has developed an experienced pool of trusted vendors meeting your highest quality standards.

Raw Materials

CRS/Ledloy: C12L14, C1215, C1144 

Stainless: 303, 304L, 416A, 420F

Brass/Copper: C360, C385, C145, C544

Aluminum: 2011, 2024, 6061

Specialty Alloys: 4130, 4140, Kovar, Alloy 52

  • Plating Services (Zinc Trivalent, Hex-free, Black Oxide, etc.) 37% 37%
  • Heat Treatment 13% 13%
  • 100% Sorting (Zero-Defect) 22% 22%
  • Secondary Operations (broaching, cross-drilling, etc.) 16% 16%
  • Misc. Cold-heading, Polishing, Annealing, etc. 12% 12%

QUALITY

RMC is committed to continuous improvement of both parts & processes.

SERVICE

Our customers are our priority. Your feedback and suggestions for improvement are always welcome.

VALUE

RMC is committed to continuous improvement of both parts & processes.

(610) 253-9626

From ten parts to ten million pieces, we’ve got you covered.