Metallurgical grade (fine, pea-size, gravel, standard, special) calcium fluoride from 80% to 90% minimum.

Fine

80% Min.

7% Max.

10% Max.

100% menor a 12 mm

Pea size

88% Min.

3% Max.

6% Max.

Max. greater than
19 mm = 7%
Max. less than
3 mm = 10%

Gravel

88% Min.

3% Max.

6% Max.

Max. greater than 
30 mm = 5%
Max. less than
6 mm = 7%

Standard

88% Min.

3% Max.

6% Max.

Max. greater than
60 mm = 5%
Max. less than
20 mm = 7%

Special

90% Min.

2% Max.

5.5% Max.

Same sizes available as in metallurgical grade standard and gravel.