Custom Toll Blending

Small Team, Backed by a Big Name

Those who work with Black Lab enjoy collaborating with our tight-knit, knowledgeable team. As a division of Covia, we have access to an extensive network of resources, including an R&D team that helps optimize our processes to create even greater toll blending value for you.

Collaborative Approach

You have your proprietary formula, we have more than 67 years of collective experience.  Together we can come up with the most cost-effective, time-efficient, quality-driven processes to ensure your blending needs are met – on time and in full.

A key driver of Black Lab’s efficiency is the strategic positioning of our facilities.  Each of our locations near Chicago, Cleveland and Houston is serviced by transportation lines that enable us to ensure the right blend is shipped rapidly and reliably throughout North America.  We offer containerized load and palletized shipments to any market around the globe.

Our facilities are located in:

We’ve made a significant capital equipment investment to ensure the quality and consistency of every blend we prepare.  We have a wide variety of blenders for flexible blending and homogenization operations and use state-of-the-art scales that are calibrated regularly to ensure precise measurement of the finished blend. 

You can rely on Black Lab for large-volume units and small-batch solutions. We strive to produce the highest quality, most consistent product possible, and our minimum order quantity is in line with growing customer needs. The minimum order quantity is just two pallets, which provides our customers tremendous flexibility. 

Our individual product packing options include supersacks and totes, as well as a variety of bags, pails, boxes, and drums.  We also provide labeling and package design assistance.