Natural Emery – cappexindustries.com

The hardest mineral after diamond

NATURAL EMERY

Emery is a type of natural abrasive material that is composed mainly of the mineral corundum, along with other minerals such as magnetite, hematite, and quartz. It has a dark gray to black color and is commonly found in nature as a mixture of these abrasive minerals embedded in a clay matrix.

Our Product Standards

Chemical Analysis

Edit Content

Al2O3	75-80%
Fe2O3	≤ 0.50%
TiO2	≤ 11.50%
SiO2	≤ 5.50%
CaO	≤ 5.50%
Other	≤ 0.50%

Physical Analysis

Edit Content

Color	Lite Brown/Grey
Shape	Angular
Nature	Hard & Tough
Hardness	≥ 8.8 Mohs
Sp. Gravity	3.60-4.10 gm/cm3
Bulk Density	1.4-2.2 gm/cm3
Melting Point	2000oC

Available Sizes

Edit Content

MM	BSS	ASTM	FEPA	MM	BSS	ASTM	FEPA
4.75	-	4	F4	0.425	36	40	F40
4.00	4	5	F5	0.355	44	45	F46
3.35	5	6	F6	0.300	52	50	F54
2.80	6	7	F7	0.250	60	60	F60
2.36	7	8	F8	0.212	72	70	F70
2.00	8	10	F10	0.180	85	80	F80
1.70	10	12	F12	0.150	100	100	F90
1.40	12	14	F14	0.125	120	120	F100
1.18	14	16	F16	0.106	150	140	F120
1.00	16	18	F20	0.075	200	200	F150
0.850	18	20	F22	0.063	240	230	F180
0.710	22	25	F24	0.053	300	270	F220
0.600	25	30	F30	0.045	350	325	F240
0.500	30	35	F36	0.037	440	400	F280