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Product Name:SILICON CARBIDE
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Origin:CHINA
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Price: $0.00    
Order Quantity: KG
(Minimum Order Quantity: 1000 KG)
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Description

Grade
Content
Spec
SiC(%) ≥ Fe2O3(%) ≤ F.C. (%)≤ Moisture (%) ≤
Super Grade 99 - - 1
     First Grade 97.5/98 0.6 0.6 1
     Second Grade 88/90 2 3 1
Third Grade 70 4 5 1
 
  • Abrasive-grade Sic
Introduction: the processing method is photo electricity settlement meter.
Specification:
        The granularity grading of abrasive-grade SiC   GB/T2481.1-1998     table two
 
Variety Granularity Granularity grading(%)
Goarsest grain Coarse
 grain
Basic
grain
Blending
grain
Fine
grain
Black and Green SiC F4-F7 0 ≤20 ≥40 ≥70 ≤3
F8-F22 0 ≤20 ≥45 ≥70 ≤3
F24-F36 0 ≤25 ≥45 ≥65 ≤3
F40-F60 0 ≤30 ≥40 ≥65 ≤3
F70-F80 0 ≤25 ≥40 ≥65 ≤3
F90-F120 0 ≤20 ≥40 ≥65 ≤3
F150-F220 0 ≤15 ≥40 ≥65 ≤3
 
 
Chemical index of abrasive –grade SIC GB/T2480-1996                table three
 
Variety Granularity Chemical index(%)
SiC F.C. Fe2O3
Black
SiC

F12-F90

≥98.5 ≤0.20 ≤0.60
F100-F150 ≥98.0 ≤0.30 ≤0.80
F180-F220 ≥97.0 ≤0.30 ≤1.20
Green
 SiC
 
F12-F90 ≥99.0 ≤0.20 ≤0.20
F100-F150 ≥98.5 ≤0.25 ≤0.50
F180-F220 ≥97.5 ≤0.30 ≤0.70
 
 
 
  • Silicon Carbide Micro powder
--.Chemical index for micro powder SiC Table one
--. Japanese standard for micro powder JISR6001-1987 table two
--. FEPA42-G-1984 table three
Chemical index for SiC micropowder            table one
 
Variety Granularity Chemical index(%)
SiC ≥ F.C.≤ Fe2O3≤
Black
SiC
#240 -#1000 98.5 0.25 0.60
#1200 -#1500 98.0 0.25 0.60
#1500 -#3000 97.0 0.30 0.60
 
Green
SiC
#240 -#1000 99.0 0.20 0.50
#1200 -#1500 98.5 0.20 0.50
#2000 -#3000 98.0 0.30 0.50
#4000 - #8000 97.0 0.30 0.50 
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