Factory direct supply marble Dolomite and Calcium Carbonate fine 300 mesh powder with purity certificate

Q: How is the purity of the marble Dolomite and Calcium Carbonate powder verified?

A: Each batch is accompanied by a certification confirming a purity level of 99%. Advanced laboratory testing ensures compliance with industry standards before shipment.

Q: What process is used to achieve the fine 300 mesh grade?

A: The marble is ground using precision milling techniques to attain a uniform, fine powder of 300 mesh size, creating optimal particle distribution for industrial applications.

Q: Where is this powder typically used across industries?

A: It serves as an industrial filler in construction, paints, plastics, paper, rubber, ceramics, and glass manufacturing, meeting strict requirements for performance and aesthetics.

Q: What benefits does the high whiteness and low moisture provide?

A: A whiteness of 97% minimum ensures superior brightness and color consistency, while moisture content below 0.5% prevents clumping and enhances product stability during processing.

Q: When and how can clients request customized sizes or packaging?

A: Customization requests for size, thickness (1mm5mm or as needed), and packaging (25 kg/50 kg bags) can be made at the time of order, ensuring tailored supply for unique project or manufacturing needs.

Q: What are the chemical and physical properties of this powder?

A: It features CaCO content above 52%, MgCO over 42%, SiO less than 1%, pH between 810, Mohs hardness between 3.54, density at 2.84 g/cm, and water absorption as low as 0.09%, making it suitable for demanding industrial tasks.