Skip to content
Wednesday, April 15, 2026
Recent posts
  • Dust Collection Filter Solutions
  • Congressman Seeks to Classify Cement as Critical National Security Material
  • Layoffs Hit CalPortland Redding Plant
  • Cementos Argos to Split Into Two Companies
  • December Cement Shipments Up, Full-Year Down
Cement Optimized
  • Home – Backup
  • About Us
    • Newsletter Subscription
    • Magazine Subscription
    • Media Kit Request
    • Privacy Policy
  • Features
  • Cement Newsline
  • Products
  • Editorial
  • Latest
You are here
  • Home
  • natural pozzolan

Tag: natural pozzolan

Ash Grove Expands Production at Oregon’s Only Cement Plant

4 months ago Cement Optimized News

Earlier this month, Ash Grove celebrated the completion of its new finish mill at the Durkee plant, Oregon’s only cement plant and one of the longest-standing operations in the region. A ribbon-cutting event was attended by state and local government officials, customers and employees.

Read More
LatestAsh Grove, cement, natural pozzolan

Supplementary Cementitious Material Shipments Eclipse 20 Million Tons

4 months ago Cement Optimized News

Companies mining and processing the top three classes of supplementary cementitious materials (SCM) in concrete mixtures reached a new watermark in 2024, while also forging ahead with site or plant development projects, yielding significant capacity increases by 2030. 

Read More
Latestfly ash, natural pozzolan, SCMs, slag cement

Latest Digital Issue

Latest Issue
Digital Archives

2026 Cement Directory

ORDER YOUR DIRECTORY & MAP TODAY

  • Pre-order the newly updated 2026 North American Cement Directory today!

Recent Posts

  • Dust Collection Filter Solutions
  • Congressman Seeks to Classify Cement as Critical National Security Material
  • Layoffs Hit CalPortland Redding Plant
  • Cementos Argos to Split Into Two Companies
  • December Cement Shipments Up, Full-Year Down

© 2026 SEMCO Publishing, Inc. All rights reserved.