Premium Treated Media

Premium Treated Media

Premium Treated Media - Walnut Shell Grit, Corn Cob Grit, and More

Premium Treated Media

The line of Premium Treated Tumbling Media is formulated to produce superior results without the need for Made in USAwater or added compounds. This process is called Dry Tumbling. These media are bases of Walnut Shell Grit, Corn Cob Grit, and others with added abrasives, lubricants, binders, and polishing agents. Please contact us if you need a non-standard stock item as these are sometimes readily available and/or can be produced quickly.

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Premium Treated Media

The line of Premium Treated Tumbling Media for barrel & vibratory finishing equipment is formulated to produce superior results without the need for water or added compounds added to the process. This process is called Dry Tumbling. These media are bases of Walnut Shell Grit, Corn Cob Grit, and others with added abrasives, lubricants, binders, and polishing agents.

Benefits

  • No Water
  • Near-Mirror Surface Finishing
  • Formulated and Engineered Products
  • Abrasive with Minimal Edge Rounding
  • Multiple Grit/Mesh Sizes to Fit Your Needs
  • Abrasive Cutting to High Polishing Formulations
  • Custom Designed Formulations Available
  • Available for All Metal and Plastic Materials
  • Light Tumbling Action for Fragile Parts

Applications

  • High polishing on metals and plastics
  • Light deburring
  • Dry tumbling
  • Tumbling 3D printed parts (additive manufacturing)
  • Uniform surface finishes
  • Fragile part tumbling

Specifications

Premium Treated Tumbling Media Specifications

Pegco GBW Grade

Ideal for hard metals such as Steel and Stainless Steel in vibratory and barrel tumbling.

Size

Finishing Factor
0.5 1.0 1.1 2.0 2.5 3.0 3.5 3.9 4.0
X-Coarse NS NS NS NS NS NS NS NS NS
Coarse NS NS S NS NS NS NS S NS
Medium NS NS NS NS S NS NS NS NS
Fine NS NS NS NS NS NS NS S NS
X-Fine NS NS NS NS NS NS NS NS NS
XX-Fine NS NS NS NS NS NS NS NS NS
XXX-Fine NS NS NS NS NS NS NS NS NS

S = Standard stock item 
NS = Non-Standard stock item (Due to production scheduling, this item may be in stock – Please Contact Us For Availability – If not in stock, a minimum order of 500 lbs is required for manufacture)

Pegco HSC Grade

Designed for all metals. Works best for polishing applications in high energy tumbling systems.

Size

Finishing Factor
0.5 1.0 1.1 2.0 2.5 3.0 3.5 3.9 4.0
Coarse NS NS NS NS NS NS NS NS NS
Medium NS NS NS NS NS NS NS NS NS
Fine NS NS NS NS NS NS NS S NS

S = Standard stock item 
NS = Non-Standard stock item (Due to production scheduling, this item may be in stock – Please Contact Us For Availability – If not in stock, a minimum order of 500 lbs is required for manufacture)

Pegco HCW Grade

Engineered for soft metals such as aluminum, zinc, and silver in vibratory and barrel tumbling and high energy systems.

Size

Finishing Factor
0.5 1.0 1.1 2.0 2.5 3.0 3.5 3.9 4.0
X-Coarse NS NS NS NS NS NS NS NS NS
Coarse NS NS NS NS NS NS NS NS NS
Medium NS NS S NS NS NS NS NS NS
Fine NS NS NS NS NS NS NS NS S
X-Fine NS NS NS NS NS NS NS NS NS
XX-Fine NS NS NS NS NS NS NS NS NS
XXX-Fine NS NS NS NS NS NS NS NS NS

S = Standard stock item 
NS = Non-Standard stock item (Due to production scheduling, this item may be in stock – Please Contact Us For Availability – If not in stock, a minimum order of 500 lbs is required for manufacture)

Pegco HC Grade

Ideal for sterling silver and titanium in standard and high energy tumblers. Also good for medical and dental parts.

Size

Finishing Factor
0.5 1.0 1.1 2.0 2.5 3.0 3.5 3.9 4.0
X-Coarse NS NS NS NS NS NS NS NS NS
Coarse NS NS NS NS NS S S NS NS
Medium NS NS NS NS NS NS NS NS NS
Fine NS NS NS NS NS S S NS S

S = Standard stock item 
NS = Non-Standard stock item (Due to production scheduling, this item may be in stock – Please Contact Us For Availability – If not in stock, a minimum order of 500 lbs is required for manufacture)

Pegco HW Grade

Used on steel and stainless steel parts in high energy tumblers.

Size

Finishing Factor
0.5 1.0 1.1 2.0 2.5 3.0 3.5 3.9 4.0
X-Coarse NS NS NS NS NS NS NS NS NS
Coarse NS NS NS NS NS NS NS NS NS
Medium NS NS NS NS NS NS NS NS NS
Fine NS NS NS NS NS NS NS NS S
X-Fine NS NS NS NS NS NS NS NS NS
XX-Fine NS NS NS NS NS NS NS NS NS
XXX-Fine NS NS NS NS NS NS NS NS NS

S = Standard stock item 
NS = Non-Standard stock item (Due to production scheduling, this item may be in stock – Please Contact Us For Availability – If not in stock, a minimum order of 500 lbs is required for manufacture)

Pegco GC Grade

Typically used on hard metals such as steel and stainless steel to buff and clean after polishing.

Size

Finishing Factor
0.5 1.0 1.1 2.0 2.5 3.0 3.5 3.9 4.0
X-Coarse NS NS NS NS NS NS NS NS NS
Coarse NS NS NS NS NS NS S NS NS
Medium NS NS NS NS NS NS S NS NS
Fine NS NS NS NS NS NS S NS NS

S = Standard stock item 
NS = Non-Standard stock item (Due to production scheduling, this item may be in stock – Please Contact Us For Availability – If not in stock, a minimum order of 500 lbs is required for manufacture)

Pegco J Grade

Used in high energy tumblers and standard tumbler typically for jewelry applications.

Size

Finishing Factor
0.5 1.0 1.1 2.0 2.5 3.0 3.5 3.9 4.0
Coarse S NS NS NS NS NS NS NS NS
Fine NS S NS S NS NS NS NS S

S = Standard stock item 
NS = Non-Standard stock item (Due to production scheduling, this item may be in stock – Please Contact Us For Availability – If not in stock, a minimum order of 500 lbs is required for manufacture)

Pegco Nut Grades

Various grades of Premium Treated Tumbling Media for specific applications and parts.

Grade

Description
Pegnut Red Formulated for polishing metals such as brass, copper, bronze, and gold. The Medium grade is most common. Used in standard barrel and vibratory tumblers.
Pegnut Green Originally designed for medical devices (titanium and cobalt steel prosthetics). Ideal for silver and white metal jewelry. Medium grade is standard.
BriteNut XA Designed for use with plastic parts to provide a high shine. The Medium grade is most common. Used in standard barrel and vibratory tumblers.
W-36 Used in combination with Ceramic Media to provide aggressive cutting on hard metals. Works best in barrel tumblers but can be used in a vibratory system.

S = Standard stock item 
NS = Non-Standard stock item (Due to production scheduling, this item may be in stock – Please Contact Us For Availability – If not in stock, a minimum order of 500 lbs is required for manufacture)

Additional Information

Selected Package Gross Weight 50 lbs

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