
Knowledge Center
Practical, expert articles on gilsonite in drilling fluids, asphalt, foundry, inks, paints, coatings and waterproofing.
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Gilsonite17 articles
Drilling Fluid17 articles
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Additives17 articlesLatest articles


Gilsonite Additives FAQ
Can gilsonite replace synthetic resins? In many black or dark formulations, partly or fully. Which grade is best…

Environmental Profile of Gilsonite
Gilsonite is a natural material that requires relatively simple processing: sorting, crushing and milling. Gilsonite requires relatively simple…

Evaluating Gilsonite for a New Application
After lab success, run a pilot batch in production equipment, check processing and quality, then agree a written…

Natural Asphalts in Agricultural Products
Bituminous products have been used for tree wound dressings, grafting compounds and protective coatings for posts. Water resistance…

Gilsonite in Sound-Deadening Materials
Bituminous sound-deadening pads and coatings use fillers and binders to damp vibration. Increases stiffness and heat resistance of…

Custom Gilsonite Blends and Grades
Some customers need special blends: specific mesh distributions, softening points or mixtures with other materials. Every process is…

Gilsonite in Refractories and Carbon Products
Carbon-containing refractories and carbon products sometimes use natural asphalts as binders or carbon sources. Refractories such as magnesia-carbon…

How to Request Gilsonite Samples and Quotations
Testing a sample is the best way to confirm that a gilsonite grade fits your process. Share your…

Gilsonite Dosage Reference Table
Values are typical starting points; optimize by testing. The ranges below are typical starting points collected from common…

Gilsonite as a Carbon Source in Metallurgy
Gilsonite contains high carbon and low ash, making it a possible carbon source in some metallurgical processes. Carbon…

Gilsonite in Lubricants and Greases
Gilsonite can be used in heavy-duty greases and gear compounds. Gilsonite is dissolved in heavy base oil, then…
Our Products
| Product | Particle size | Softening point (R&B) | Typical dosage | |
|---|---|---|---|---|
| Gilsonite Lump | 0 – 50 mm (custom) | 150 – 220 °C | Depends on application. | Spec · MSDS · COA |
| Gilsonite Granular | 1 – 5 mm | 150 – 200 °C | Asphalt: 4–12 % by weight of binder. | Spec · MSDS · COA |
| Gilsonite Powder | 100 – 200 mesh | 150 – 220 °C | Drilling 2–8 lb/bbl · asphalt 4–12 % of binder · foundry 0.3–1.0 % | Spec · MSDS · COA |
| Micronized Gilsonite | 300 – 600 mesh | 150 – 180 °C | Ink varnish: 20–40 % in oil. | Spec · MSDS · COA |
| Drilling Fluid Grade Gilsonite | 75 – 200 µm | 160 – 220 °C (grades) | 2 – 8 lb/bbl | Spec · MSDS · COA |
| Sulphonated Asphalt | — | — | 2 – 6 lb/bbl | Spec · MSDS · COA |
| Cementing Grade Gilsonite | 75 – 200 µm | 160 – 220 °C | 5 – 15 % BWOC | Spec · MSDS · COA |
| Asphalt Modifier Grade Gilsonite | Powder ≤ 200 mesh / granular 1–5 mm | 150 – 200 °C | 4 – 12 % by weight of binder | Spec · MSDS · COA |
| Foundry Grade Gilsonite | 100 – 300 mesh | 150 – 200 °C | 0.3 – 1.0 % (iron) | Spec · MSDS · COA |
| Ink & Paint Grade Gilsonite | 200 – 600 mesh | 150 – 180 °C | Ink varnish: 20–40 % in oil | Spec · MSDS · COA |
| Coating & Waterproofing Grade Gilsonite | ≤ 200 mesh | 150 – 200 °C | 5 – 25 % of compound | Spec · MSDS · COA |
| Sealer & Filler Grade Gilsonite | ≤ 200 mesh | 150 – 180 °C | Sealer: 15 – 35 % | Spec · MSDS · COA |