Richard

LILY Technical Team · 183 Articles

Richard is a senior engineer with 18 years of experience in the bearing industry, specializing in product quality supervision, inspection, and customer-oriented product evaluation. He excels at identifying and correcting quality anomalies during production, implementing effective on-site controls, corrective actions, and preventive measures to ensure products consistently meet high standards. With deep expertise in bearing product standardization, Richard is skilled at resolving technical issues related to materials, heat treatment, and machining processes — continuously optimizing product quality and production processes to deliver reliable technical support and solutions to clients.

All articles by Richard

Bolt Torque Chart: Metric & SAE Grades, Formula and Limits

6 min read

Bolt Torque Chart: Metric and SAE Fastener Guide

Compare calculated metric and SAE bolt torque charts, check preload and friction assumptions, and see why dry and lubricated tightening values differ.

Richard

Oct 23, 2026

Precision vs. Preload: How to Balance Rigidity and Friction in Linear Guide Selection

21 min read

Linear Guide Preload Selection: How to Balance Rigidity, Friction, and Accuracy

Friction Coefficient LinearMotion LM Guide Radial Stiffness

Learn how Z0 to C3 preload grades impact radial stiffness and friction coefficients in recirculating ball linear guides, with data-driven selection guidance for precision machinery.

Richard

Oct 23, 2026

8 min read

Industrial Chains and Sprockets: Types, How to Choose, and Maintenance Tips

Conveyor Systems industrial chains Power Transmission roller chain sprockets

Learn the key types of industrial chains and sprockets, how to choose the right system, and maintenance tips that prevent costly downtime.

Richard

Oct 22, 2026

12 min read

Polyurethane Rollers vs. Wheels: How to Choose

Conveyor Rollers industrial rollers Polyurethane Rollers Polyurethane Rollers with Bearings polyurethane wheels

Avoid $45K mistakes. 15-yr engineer's guide to polyurethane rollers vs wheels: selection steps, case studies & free design review. LILY Bearing.

Richard

Oct 22, 2026

10 min read

Advantages of Urethane Coated Bearings in Industry

Food Grade Bearings Polyurethane Rollers Polyurethane Rollers with Bearings Urethane Coated Bearings

Discover the advantages of urethane coated bearings: enhanced durability, chemical resistance, noise reduction, and improved performance in industrial uses.

Richard

Oct 21, 2026

Stainless Steel Bearings in Saltwater: Causes & Prevention

8 min read

Why Do Stainless Steel Bearings Fail in Saltwater? Understanding Pitting and Galvanic Corrosion

Bearing Failure Analysis Galvanic Corrosion Pitting Corrosion Stainless Steel Bearings

Learn why stainless steel bearings fail in saltwater, compare 440C, 316 and ceramic options, and check seals, lubrication and corrosion damage before replacing.

Richard

Oct 19, 2026