How to make High Quality Alpha Gypsum Powder with High Pressure?

Alpha gypsum powder is a kind of calcium sulfate hemihydrate gypsum, but it's different from beta gypsum with higher strength, fewer water needed. How to make High Quality Alpha Gypsum Powder with High Pressure?

First of all, high quality gypsum rock is a must, satin spar gypsum will be the best to make alpha gypsum.

Secondly, wash the gypsum rock to ensure it very clean before sending into kettle to lose the combined water.

Thirdly and very importantly, elevated pressure and temperature to a certain degree to make sure the gypsum rock can lose enough moisture in the heating kettle:
Note: when the pressure reaches 8~9 kgs, put gypsum rock into kettle and keep putting in steam. In the first 15 minutes it is necessary to drain away water, and soon after, drain away water every one hour, this procedure cannot less than 21 hours, workers should pay high attention on the required pressure and temperature.

 
Fourthly, pull out the heated gypsum rock and use the fork lift to transfer into a closed kettle to drying the moisture.

Fifthly, transfer the dried gypsum rock into a open place, workers will use knife to cut down the brown or gray colored ourfit, to make sure the gypsum rock is high purity without dust or other impurities.

Sixthly, Use a special machine to separate the gypsum rock into different color grades and crash into small size around 50mm.

Seventhly, crash the rock into powder shape and use transportation machine tranasfer the powder into storage and use the automatic divider to pack gypsum powder into 25kgs/bag or 40kgs/bag or 1000kgs/bag.

What is GRG?

GRG is the Glassfiber Reinforced Gypsum, it's a special quality improved fiber gypsum for decoration materials, its arbitrariness of artistics makes it to be the first choice of architect designers who insist on personalization & customization.
It is strong enough to resist from damaged, deformation and cracking with the unique material elements.

GRG can be used for making different kinds of flat boards, functional products and artwares, it's most popular material in building and decoration industry around the world.
In normal condition, architect designers would always use it to make ceillings in commercial buildings in order to resit high impact with its stable high strength. What's more, GRG has very good ability of waterproof and acoustics effect, it's widely used in all these frequently cleaned, sound transfered buildings like: schools, hospitals, shopping malls, theaters etc.

The GRG provided by Jingmen Jinjiu Gypsum Powder Co., Ltd is made from high quality natural alpha gypsum powder, it's strictly selected from satin spar gypsum rock, and then clean the rock with high pressure water washing machine, then put the washed rock into kettle, adjust proper temperature and pressure so that the rock can lose combined water, then crash the rock into powder in a special big machine, then packed in ton bag could be shipped to around the world.

Jingmen Jinjiu Gypsum Powder Co., Ltd- Gypsum Miner and Natural Gypsum Manufacturer

In the passed March, we have gained a lot being part of the fighting team in Alibaba activity.

Jingmen Jinjiu Gypsum Powder Co, Ltd is the gypsum miner and natural gypsum powder manufacturer provide natural hemihydrate gypsum powder includes:
1, Alpha gypsum
2, Beta gypsum
3, GRG
4, Ultra high strength gypsum

There are several types gypsum powder among the Beta gypsum:
1, Pottery Plaster
2, Wall coating plaster
3, Modeling plaster
4, Bandage Plaster
5, Other plaster of paris for gypsum decorative products

Jingmen Jinjiu Gypsum team members are joining the learning group in Alibaba:

Jingmen Jinjiu Gypsum team together with other members from shipping agent, textile factories, chemical factories etc: