Gray Powder Technologies, Inc.

Gray Powder Technologies, Inc. Broker of raw material into the cement industry. Gray Powder Technologies Inc. was founded in 1995 by Lonnie Cook. GPTs Corporate office is in Muscatine, Iowa.

Lonnie gained valuable experience working in the cement industry for thirty years and was instrumental in running one of the largest alternative raw material programs in the country. Lonnie has brought that same vision to GPT and we now provide raw materials to over fifteen cement companies and provide by-product placement services to nearly fifty industrial companies. GPT also provides consulting

services to many cement plants and other companies throughout North America. GPT as a company has grown at a rapid pace by offering our customers individual customer service, attention to detail, and bottom line savings. Our staff has many years of experience in the cement and related industries. Our sales staff is located near their customer base. We service accounts throughout the United States, Canada and Europe.

⚙️ Cement plants face a major challenge: how cement behaves during storage and transport. That’s where the ASTM C1565 Pa...
09/25/2025

⚙️ Cement plants face a major challenge: how cement behaves during storage and transport. That’s where the ASTM C1565 Pack Set Apparatus comes in.

At Gray Powder Technologies, we break down how this testing method improves cement quality control, packaging efficiency, and plant reliability.

👉 Read the full blog here: https://graypowder.com/blog/astm-c1565-and-the-pack-set-apparatus-improving-cement-quality-control/ (https://graypowder.com/blog/astm-c1565-and-the-pack-set-apparatus-improving-cement-quality-control/)

Have you used a Pack Set Apparatus at your plant? Share your experience ⬇️

Introduction Handling and storage are critical stages in the cement supply chain. When cement powders compact and lose flowability, it can cause delays, blockages, and costly downtime during unloading or silo discharge. This phenomenon, known as pack set, is a challenge manufacturers have worked to....

02/28/2017

When Ricardo Bofill stumbled upon a dilapidated cement factory in 1973, he immediately saw a world of possibilities. La fábrica was born, and almost 45 years later, the structure has been completely transformed into a spectacular and unique home.

Pack Set Apparatus
02/11/2013

Pack Set Apparatus

Address

Davenport, IA
52807

Telephone

+15633493694

Website

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