Spur Gears - Norfolk Bearings and Supply Company, Inc.

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RULON ® 641 Bearings
Boston Gear’s RULON 641 Bearings are designed to overcome
the chronic problems that plague bearings used in food
and pharmaceutical applications.
Features
• FDA cleared, USDA accepted non-toxic materials
• RULON 641 compound of virgin PTFE and fillers designed to
meet poultry and meat industry specs
• FDA drug master file numbered to allow for incidental
contact with body fluids
• Excellent load and wear characteristics for continuous nonlubricated
service
• Compatible with food and drug industries standard stainless
steels 303 and 316 as well as 1018 mild steel
• Designed for performance at extremely high temperatures.
PV value of 10,000 with 316 stainless steel
• Capable of speeds up to 400 ft/minute under dry, low-load
operation
• Stick-slip is virtually nonexistent due to low friction at startup
and slow speeds. Ideal for oscillating or start/stop
applications
• Corrosion resistant, unaffected by all common acids, bases,
and solvents
• Shatter proof design to eliminate sudden breakdowns
Why RULON 641 for Food and Pharmaceutical
Applications
• White natural color and lower friction than when using
carbon bearings
• No metallic debris to drop into a process such as when
using bronze bearings
• No leaky lubricants or lubricants damaged by high or low
temperatures or cleaning solutions such as when using
bronze bearings
• RULON 641 has a wider temperature tolerance and better
load carrying capabilities than UHMWPE materials
• RULON 641 has better wear properties and better high
temperature load carrying capabilities than virgin PTFE alone
• Reduced downtime
• No lubrication required
158 Boston Gear 800-825-6544 P-1930-BG 04/10