The bar chart comparing the two types of grease is shown as Figure 8, where the average friction coefficient shows a decreasing trend as mechanical aging time rises for both greases. For HTG grease, the largest standard deviation, whose value is 0.0017, occurs in fresh grease, which may be ...
Grease Coupler Item# GZC $12.18 Part Number: Qty: Hydraulic Coupler (1/8 Female NPT) with Built-In Check Valve Part NumberAlemite Part NumberLincoln Part NumberSale Price GZC-26304B585212.18 Use the pull-down menu to select the part number of the size you need....
Product name:High quality Track adjuster grease valve excavator grease fitting;Material:carbon steel or stainless steel;Surface plating:chrome plated,painted;Type:Excavator Grease Valve;Thread:M16x1.5;Packing:Neutral Cartons , poly bag;Color:Sliver;Appli
Self-designed device to test friction coefficient of aged grease:aExperiment platform,bTwo disks with raceways,cSchematic diagram of the test ball’s frictional torque,dDisc-ball-disc device Full size image The disk-ball-disk device simulates four-point contact between rolling balls and the racew...
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