Black Fused Alumina for Sand Blasting & Polishing

• Natural Abrasive Type: Natural Corundum
• Artificial Abrasive Type: Corundum Abrasives
• Application: Machinery
• Function: Surface Finish
• Source: Natural Abrasives
• Particle Size: Abrasive
• Model NO.: HH-BFA
• Hardness: Superabrasive
• Source.: Natural Abrasives
• Hardness Moh: 9
• Hardness.: Superabrasive
• Color: Black
• Al2O3: 75-85%
• True Density: 3. 50g/cm3
• Function.: Surface Deburring
• Trademark.: Swt
• Fe2o3: 0.04%
• Na2o: 0.3%
• Transport Package: Bag
• Specification: 50
• Trademark: HH
• Origin: Ningxia
• HS Code: 2701110090
• Production Capacity: 2000 Ton/Month

Product Description

            Black Fused Alumina for Sand Blasting & Polishing

      Black Fused Alumina is also known as low aluminum corundum. It is also a new 
type product of polishing material, and it is a dark gray crystal body made Al2O3 and 
ferropicotite as main ore in the electric arc furnace by smelting the bauxite. It has 
characteristics of moderate hardness, high toughness, high temperature resistance, and 
stable thermal stability.

Specifications 

Product name

                               Black fused alumina

Model No

                                    #36

Brand name

Sweet Abrasives

Chemical (%)

Grit Size	Al2O3	Fe2O3	SiO2	TiO2
10#-220#	>78.00	>5.0	>9.00	1.5-3.5
240#-1000#	>66.00	>5.0	>10.0	1.5-3.0

Advantage

high toughness,

high temperature resistance

stable thermal property

strong cutting ability

durability

high work efficiency.

 Parameter

The color: black

The shape: particle in trigonal shape

Melt point:2050°C

The max temperature:1850°C

True density(g/cm3): ≥3.50

Coefficient of linear expansion(0-1600°C): 7-9

Usage

it is used for the bicycle, motorcycle, sewing machine, and clock parts.

light ornament, plastic and hardware polishing, and also applicable to the sand blasting.

it is the production materials: manufacturing resin-cutting slice, edges and corners grinding and coated abrasives.
the black corundum particle and micro powder are suitable for stainless steel work piece polishing and abrading and making the whetstone and polishing paste.

Black corundum sand is the preferred material of the slip-prevented road and coal pits warehousing

Available sizes

JIS

#8 #10 #12 #14 #16 #20 #24 #30 #36 #46 #54 #60 #70 #80 #90 #100 #120 #150 #180 #220 #240 #280 #320 #360 #400 #500 #600 #800 #1000 #1200 #1500

FEPA

F8 F10 F12 F14 F16 F20 F22 F24 F30 F36 F40 F46 F54 F60 F70 F80 F90 F100 F120 F150 F180 F220 F230 F240 F280 F320 F360 F400 F500 F600 F800 F1000

 

Products Show






Delivery



Factory





FAQ

1.How about the sample?
 we can provide offer free samples and freight charges is collected
2.what kind of package will use?
25kg/bag, 500kg/bigbag,or according to customer's requirements.
3.what is the delivery time?
 it will take about 4-5 days for 1*20GP container
4.could you give me a discount?
Yes, we can have a negotiation
5.could you give me a suggestion according to the information we described?
Of course,it is our mission to offer you professional service.
6.what is shipping way?
 By sea,by air,by courier.international train
7.what is the type of your company?
 We are manufacture and trading company.