GC SANKEI Green Silicon Carbide ｜ Manufacture and sale of abrasive micro grits Heisei Sankei Co., Ltd.

GC
SANKEI Green Silicon Carbide

Green Silicon Carbide
Grit Size Particle Size #240〜#6000

SANKEI Green Silicon Carbide (GC) is a finest micro grit particle that is ground and granulated by our advanced micro grit technology using green silicon carbide abrasives as a raw material. In addition to having hardness comparable to diamond, it exhibits excellent grinding and polishing power without being affected by chemicals.

DATA

– Specifications for Particle Size (Electrical Sensing Zone Methods) –

Grit Size particle size	Grit Size Distribution（μm）
Grit Size particle size	Maximum particle size in μm	particle size at 3% cumulative height	particle size at 50% cumulative height	particle size at 94% cumulative height
# 240	127 or less	103 or less	57.0±3.0	40 or more
# 280	112 or less	87 or less	48.0±3.0	33 or more
# 320	98 or less	74 or less	40.0±2.5	27 or more
# 360	86 or less	66 or less	35.0±2.0	23 or more
# 400	75 or less	58 or less	30.0±2.0	20 or more
# 500	63 or less	50 or less	25.0±2.0	16 or more
# 600	53 or less	43 or less	20.0±1.5	13 or more
# 700	45 or less	37 or less	17.0±1.3	11 or more
# 800	38 or less	31 or less	14.0±1.0	9 or more
# 1000	32 or less	27 or less	11.5±1.0	7 or more
# 1200	27 or less	23 or less	9.5±0.8	5.5 or more
# 1500	23 or less	20 or less	8.0±0.6	4.5 or more
# 2000	19 or less	17 or less	6.7±0.6	4 or more
# 2500	16 or less	14 or less	5.5±0.5	3 or more
# 3000	13 or less	11 or less	4.0±0.5	2 or more
# 4000	11 or less	8 or less	3.0±0.4	1.3 or more
# 6000	8 or less	5 or less	2.0±0.4	0.8 or more

* The specifications of this product are subject to change without notice. Please check with our sales department.

– Property & Chemical Composition –

Raw Materials	Fused in an electric furnace using carbon material and silica stone as the main raw materials
Chemical Name	α-SiC (Silicon carbide)
Shape	Green hexagonal system
Fusion Point	2220℃
Hardness	Mohs 13

– Quality Standards –

Grit Size	specific gravity	chemical composition　（%）
Grit Size	specific gravity	SiC	CF	Fes
#240～#2000	3.16 or more	98.0 or more	0.3 or less	0.3 or less
#2500～#6000	3.10 or more	96.0 or more	0.5 or less	0.3 or less

Use- Use -

Materials for precision finishing grindstones (magnetic heads, etc.) and polishing grindstones
Cutting and precision lapping materials for crystals, silicon, various glass and magnetic materials
Cutting and precision lapping material for ceramic, super hard metal, new materials, etc.