Discover our ethically sourced, high-grade talc to meet diverse industry needs.
Our Products
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Super Lumps
High-grade talc boasts remarkable brightness over 95% and whiteness above 96%, delivering a pristine and reflective quality. With a balanced composition of 57-61% Silica Oxide and 27-31% Magnesium Oxide.
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Super Fine
Premium talc features brightness above 94% and whiteness over 95%, ensuring a clean, radiant quality. With 58-62% Silica Oxide and 28-32% Magnesium Oxide.
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First Grade
High-quality talc offers brightness above 93% and whiteness over 94%, delivering a smooth, refined finish. Composed of 59-63% Silica Oxide and 28-31% Magnesium Oxide with minimal Calcium Carbonate below 2%.
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Mixed Grade
Provides a brightness exceeding 91% and whiteness over 92%, ensuring a clean and dependable quality. With 58-61% Silica Oxide and 27-31% Magnesium Oxide, plus Calcium Carbonate between 1% and 2%.
Talc lumps vary in properties such as brightness, whiteness, calcium content, and loss on ignition. Based on these characteristics, talc lumps are classified into different grades or types.
Talc brightness is an indication of its reflectivity or light-scattering properties. Higher brightness talc is often preferred for applications where a whiter or more reflective surface is required. Brightness is measured on a scale, and various grades may be available, such as "high brightness" or "ultra-bright" talc. Whiteness of talc is a measure of how white or colorless the talc appears. It is often related to the purity and absence of impurities or color-causing minerals. Talc grades may be categorized as "high whiteness" or "ultra-white" based on this factor.
The presence of calcium in talc can affect its performance in certain applications. Lower calcium content is usually desired for applications where calcium might interfere with the intended properties. Grades can vary based on the percentage of calcium present, such as "low calcium" or "high purity" talc. Loss on Ignition is a measure of the weight loss of a substance upon heating due to the release of volatile components. Talc with lower LOI is preferred in some applications where consistent chemical composition and stability at high temperatures are crucial.
Different industries and applications may have specific requirements for these properties, and talc suppliers offer various grades tailored to meet these diverse needs. For instance, the plastics industry might require high-brightness, low-calcium talc for better reinforcing properties, while the pharmaceutical industry might require high-purity, low-LOI talc for its formulations. Grades and types of talc are often designated by these properties to suit different industrial applications.