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Glass Expert Analyses a Broken Bottle

January 2, 2009 By Tom Read Leave a Comment

Glass failure analysis expert witness performs a root cause failure analysis on a broken bottle. This bottle broke into pieces (lowerleft figure). A failure analysis determined that the failure origin was in the bottle neck under the plastic cap (lower right figure). The glass expert removed the cap and the the residual polish (top left figure). […]

Filed Under: Failure Analysis Tagged With: Bottle, Glass, Glass Expert

CPVC Plastic Failure Analysis of Hot Water Pipe Fitting

December 22, 2008 By Tom Read Leave a Comment

    Plastic failure expert performs a failure analysis on a failed CPVC 90° 3/4 inch elbow. This elbow was in a 150°F hot water recirculation system in a large facility. Plastic fatigue was the alleged cause of failure. However, a plastic failure analysis found no evidence of fatigue. Instead, the detailed root cause failure […]

Filed Under: Failure Analysis Tagged With: CPVC, Plastic Failure, Plastic Formulation, Product Defect

Glass Expert Performs Failure Analysis of Glass to Metal Seals

December 16, 2008 By Tom Read Leave a Comment

California failure analysis expert and manufacturing engineer was engaged to perform a root cause failure analysis of shallow cracking in the seal glass. These glass to metal seals were made by one manufacturer and then sent out to another processor to be plated. The photograph on the left shows two sight glasses. The body of […]

Filed Under: Failure Analysis Tagged With: Glass, Glass to Metal Seal, Metal

Machine Controls: Factory Safety or Manufacturing Safety Issue

November 1, 2008 By Tom Read Leave a Comment

Factory safety expert witness was engaged to determine the cause of a worker injury to an experienced operator/supervisor. The superviser was threading the machine with plastic sheet material when her hand was crushed. The accepted practice for threading was to feed the plastic sheet from the top and reach underneath to pull it through while […]

Filed Under: Failure Analysis Tagged With: Expert Witness, Factory Safety, Manufacturing Safety Issue

Plastic Failure Analysis

October 27, 2008 By Tom Read Leave a Comment

Plastics failure expert performs a root cause failure analysis on a plastic automobile door handle. The handle is from a van’s sliding side door. The product failure occurred when the user was trying to close the van’s sliding door. This is a products liability issue because the handle failed in a brittle manner and a […]

Filed Under: Failure Analysis Tagged With: Automobile, Door Handle, Manufacturing Defects, Molding Defect, Plastic Failure

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Read Consulting Failure Analysis

Thomas L. Read, PhD,
1435 Fulton Road Santa Rosa, CA
Phone: 707-494-5089
email: info@readconsulting.com

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Read Consulting Failure Analysis

Thomas L. Read, PhD,
1435 Fulton Road Santa Rosa, CA
Phone: 707-494-5089
email: info@readconsulting.com

Connect With Read Consulting

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Registered Professional Engineer

Thomas L. Read, PhD., CEO
Registered Professional Engineer
Certificate No. MF002174
State of California.

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