Silica sand inkstone and preparation method thereof
A technology of inkstone and silica sand, which is applied in the field of silica sand inkstone and its preparation, can solve the problems of large-scale and modern production, high raw material requirements, and high cost, and achieve the effects of low material cost, simple production process, and short curing time
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Embodiment 1
[0040] Embodiment 1. Inkstone 1
[0041] 8 parts of 191 unsaturated polyester, 1.2 parts of curing agent methyl ethyl ketone peroxide, 0.6 parts of accelerator cobalt naphthenate, 30 parts of 400-800 mesh filler fumed silica, 140-200 mesh sand ( Add 100 parts of desert aeolian sand to the cement mortar mixer and stir evenly, the sand used is desert aeolian sand;
[0042] Fill the sand mixture processed through the above steps into an inkstone mold, and compact it evenly, then smooth the surface with a trowel, place it on a flat surface, and cure it at 15°C for 30 minutes to obtain the inkstone 1 of the present invention.
Embodiment 2
[0043] Example 2. Inkstone 2
[0044] 30 parts of 192 unsaturated polyester, 0.16 parts of curing agent benzoyl peroxide, 0.08 parts of accelerator dimethylbenzene, 1000-1200 mesh filler fumed silica, 8 parts of talcum powder, Add 300 parts of 20-70 mesh sand into the cement mortar mixer and stir evenly;
[0045] Fill the sand mixture processed through the above steps into an inkstone mold and compact it evenly, then smooth the surface with a trowel, put it on a flat surface, and cure it at 20°C for 25 minutes to obtain the inkstone 2 of the present invention.
Embodiment 3
[0046] Example 3. Inkstone 3
[0047] 2 parts of 191 unsaturated polyester, 8 parts of 192 unsaturated polyester, 0.2 part of curing agent benzoyl peroxide, 0.08 part of accelerator diethylaniline, 10 parts of 400-600 mesh filler talcum powder in the following proportions by weight 200 parts, 70-140 mesh sand and 200 parts are added to the cement mortar mixer and stirred evenly;
[0048] Fill the sand mixture processed through the above steps into an inkstone mold, and compact it evenly, then smooth the surface with a trowel, place it on a flat surface, and cure it at 25°C for 20 minutes to obtain the inkstone 3 of the present invention.
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