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California Polytechnic State University, San Luis Obispo

Electro-Mechanical Systems

GAF

Publication Year

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Full-Text Articles in Engineering

Rotating Backing Brush, Caleb Savard, David Dalal, Max Allred, Mathis Weyrich Dec 2022

Rotating Backing Brush, Caleb Savard, David Dalal, Max Allred, Mathis Weyrich

Mechanical Engineering

In the final steps of GAF’s shingle production process, small asphalt particles called fines are applied. Some fines adhere well to the shingle sheet, while others temporarily stick only to fall off the sheet further down the manufacturing line. As a result, the shingle plant floor is covered in fines that have fallen due to vibrations and gravity. The technicians and engineers at GAF want a cleaner working environment and to potentially reuse the loose fines. We are a senior project team that solved this problem by designing a system to remove and collect loose fines. In this document, the …


Gaf Fiberglass Mat Slitter Blade Sharpener, Mark D. Breaux, Bradley M. Smith, Esteban Carrillo, Carlos Espinoza Dec 2021

Gaf Fiberglass Mat Slitter Blade Sharpener, Mark D. Breaux, Bradley M. Smith, Esteban Carrillo, Carlos Espinoza

Mechanical Engineering

This document contains an overview for the offline slitter blade sharpening system created for GAF to sharpen their current cutting tools in a timely and safe manner without hindering the timeline and production of their assembly line. This design was developed by four undergraduate students at from Cal Poly, San Luis Obispo. This document first investigates background information of any patents, current sharpening device, sharpening safety standards, or literature review that may be useful in a sharpening mechanism device. This document also contains our design concept prototype, which consists of three main features, the use of a top guard for …


Semi-Automated Glass Mat Splice Operation For Asphalt Shingle Line, Justin Bracci, Harry Zhao, Chad Linafelter Dec 2014

Semi-Automated Glass Mat Splice Operation For Asphalt Shingle Line, Justin Bracci, Harry Zhao, Chad Linafelter

Mechanical Engineering

The following report details the senior project sponsored by GAF Materials Corporation, Shafter, CA in regards to semi-automating a glass-mat splicing table for asphalt roofing shingle production. Herein includes details, research, design, and analysis regarding the semi-automation of the gluing processes for the splicing table. A working prototype was manufactured and tested for the future implementation onto GAF’s production line or further senior project involvement.