Customer technical portal

CBASE

Access comprehensive data on the properties of our cement using our customer information database.

Open CBASE

CEMENT TEST REPORTS

Weekly Cement Test Reports for Blue Circle cements covering the last six months of production.

View CTR Reports

DECLARATIONS OF PERFORMANCE

Declarations of Performance (DOP) for Blue Circle cements and limes can be downloaded directly.

Download DOP

BULK CEMENT - ANNUAL PRODUCT DECLARATION

Download the latest document in PDF format.

View Download

Fly Ash and Slag Reports

Tudela Fly Ash Conformity Certificates Mar 2026
Tudela GGBS Conformity Certificates Mar 2026
Dunkirk GGBS Conformity Certificates February 2026
Tudela GGBS Conformity Certificates Feb 2026
Tudela Fly Ash Conformity Certificates Feb 2026
Tudela Fly Ash Conformity Certificates Jan 2026
Tudela GGBS Conformity Jan 2026
Dunkirk GGBS Conformity Certificates January 2026

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