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“LeiXin” Brand High-strength gypsum powder (α-type plasters) is an excellent pattern-making material. It can greatly improve the technical performance of ceramic mould, precision mould as well as other craft mould and extend their service life. As novel functional filler, it can be used to make some high-strength engineering-plastics and project-rubber products.
“LeiXin” Brand High-strength gypsum powder is a high quality construction material. It can be used to make variety of plaster products which are the upscale decorative material. It has the high-strength, light quality, heat insulation, no pollution and many other characteristics and belongs to the typical "green building" materials. Compared with other traditional plasters, it intensity enhances several times with the features of high technical content, superior product performance, versatile and so on.
We choose natural gypsum ore as the main raw materials. We produce α-hemihydrates in the small addition of crystal modifier chemical conditions, with lower saturated vapor pressure of the autoclave treatment methods. Then by drying, grinding and some technical process it can turn into the high strength gypsum powder.
Leixin Gypsum Co. have a mature technology and advanced production equipment, use the most high-quality raw materials and most advanced additive, produce different performance of gypsum products according to customer requirements (the specification and set time can be adjusted by your specific need).
Specification
Please refer to the technical index as follows
Top Grade | A Grade | Normal Grade | ||
Form | White powder | White powder | Grey-white powder | |
Gypsum&water proportion | 1:0.35 | 1:0.4 | 1:0.4 | |
Setting Time | Initial | 4-6’ | 4-6’ | 4-6’ |
Final | 10-15’ | 10-15’ | 10-15’ | |
Bend strength after 2 hours | ≥6.5MPa | ≥5.5MPa | ≥3.5MPa | |
Assay | 95% MIN | 90% MIN | 80% MIN | |
Whiteness | 95% MIN | 90% MIN | 80% MIN | |
Rest on sieve ( +200 um) | 0.5% | 0.5% | 0.5% | |
Quality Approval
We know that the high level quantities of the products are the important source for meeting the customers. In order to maintain a consistent quantity, LeiXin Gypsum Co. have vertically integrated all of the element of the production processes from mining and processing to packaging and quantity testing. All Samples are analyzed in－house and in a licensed in dependent laboratory to accommodate all testing requirements.
We are the calcium sulfate supplier from successful tradition of service to a diversity of Industries, attesting to our desire and ability to meet the needs of all customers.
