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Tech Notes
Grease On a US Nickel
Patented Air Detection
Ten Million Dollars!
What is Grease?
Production Greasing
Two Types of Grease Dispensers
Grease Volume
Why Snuff-back?
APGP Application Note
Pressure - Flow Comfirmation
Process Capability

Special Applications
Custom Grease Application Devices

Calculators
Area of Common Shapes
Volume of Common Shapes
Volume Conversion
Volume of a Cylinder

Reference
Conversion Chart
Socket Head Cap Screw Data

PRODUCTION GREASING

Grease dispensing components originally designed for lubricating bearings (bearing greasers) are sometimes used to grease production parts such as automotive latches, gears, and pivot points. These bearing greasers were designed to operate once or twice a day, but production part greasers can operate two or three thousand times day. Most bearing greasers are designed for "up to NLGI#1 grease". Many production parts require the thicker NLGI #2 grease. Most bearing greasers do not have electrical sensors or switches. Production greasers have the sensors and switches necessary for the feedback required by the PLCs (programmable logic controllers) that operate modern production machines.

In an attempt to make the Lincoln bearing greasers more suitable for production greasing, a few Lincoln users have added rods, brackets, chains, and switches. These additions have been fragile, failure-prone, and difficult to calibrate.

The chart below shows the differences between a typical BEARING GREASER and our PRODUCTION GREASER.

BEARING GREASER
PRODUCTION GREASER
Not designed for use with proximity sensors or programmable logic controllers (PLC's). Engineered to be operated by PLCs. Proximity sensors that indicate fill and discharge are integral parts of the grease dispensing components.
Designed for once or twice a day operation. Some components have reset times of up to 120 seconds. Designed for high speed and high production. Typical reset time is less than one second.
Designed for the high grease pressure often necessary to move grease into bearings. Recommended operating pressure of 2,500 p.s.i. or more is common Designed to operate at 1,000 p.s.i. or less. Many components can operate at less than 500 p.s.i. Lower pressures cause less separation of the oil and solids in grease.
Air bubbles in the grease will result in less or no grease being dispensed. Eliminates "air in the grease" before that air gets into the grease dispensers. System is manufactured under U S patent number 6,053,285.
Most components are designed for NLGI 00 through NLGI 1 grease. Dispenses NLGI 00 through viscous NLGI #2 grease
Some dispensers are not adjustable and adjustable dispensers often require relieving grease pressure or venting before adjustment. Dispensers are adjustable under pressure without venting.
Grease reservoir has spring-loaded follower. Priming pressure varies with fill level and spring compression and force. Grease reservoir has air-spring biased follower. Priming pressure is adjustable between 30 and 110 p.s.i. Priming pressure is consistent at all fill levels.
Grease reservoir is designed for manual fill only. Grease reservoir includes automatic fill valve and can be permanently connected to a grease pail pump
Grease flow or dispense is not confirmed. Separate flow sensors are necessary to confirm grease dispense. Airless grease dispense is confirmed by monitoring piston position and travel with proximity sensors.

For more information, please see CAT-HOWAPGPSYS and APGP1003



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