Typical Properties
Specific Gravity
4.20min
Ba(Sr)SO4
90% min
Hg
1ppm max
Cd
3ppm max
Ph Value
6~9
Water Soluble Alkaline Earth Metals as Calcium
250 mg/kg max
…
High Chrome Casting Iron Ball(Brand;ZQCr26)
Chemical Elements;C 2.0-2.8 Si≤ 1.0 Mn 0.5-2.0 Cr 22-28 Mo 0-0.1 Cu 0-2.0 Ni 0-1.5 p≤ 0.10 S≤ 0.06 Mechanical Properties(HRC);Quenched(HR…
Green silicon carbide is produced as the same type as the black silicon carbide,except the different raw materials.It’s crystallization have higher purity and hardness.Green silicon carbide is suitabl…
Black silicon carbide
Black silicon carbide is produced at high temperature in an electric resistance type furnace with quarts sand and petroleum coke as its main raw marterials .Its hardness is betw…
Brown aluminium oxide
Brown aluminium oxide is fused and crystallized under high temperature from a mixture of bauxite and other and other raw materials. It is characterized by its high hardness,good…
Black aluminium oxide
Black aluminium oxide(lower aluminium oxide abrasive)is a new type abrasive material for polishing various metal.Black aluminium oxide abrasive is featured with high hardness,st…
Whitle aluminium oxide
White aluminium oxide is electrically fused in the furnace with high grade bayer processed alumina as raw material..It has high purity,ability of self-sharpening,better cutting…
Sizes: according to your requirments
Coating:Nil, Zn, Expoy, Gold and etc.
Shapes: disc, cylinder, sphere, block , ring and ect.
Our enterprise has passed ISO9001:2000 Quality System Certific…
Sizes: according to your requirments
Coating:Nil, Zn, Expoy, Gold and etc.
Shapes: disc, cylinder, sphere, block , ring and ect.
Our enterprise has passed ISO9001:2000 Quality System Certific…
Dear Sir,
We can supply base oil SN 500,SN 150,SN 100 from Iran,pls let us know your requirements and base oil grades virgin or recycle,we intend to supply base oil from iran at competitive rates,pls…
1. suitable for tunneling in mines, roads or tunnels
2. suitable for drilling blast-holes in engineering
3. suitable for the second-broken in excavating fields
4. trait: well performance, high qua…
specifications
weight:19KG
length:600MM
air pressure:0.4-0.63MPA
air hose dia:19MM
bit dia:32-42MM
air consumption:28L/S
impact frequency:>43HZ
shank dimensions:H22×108
1.Instruction
The rock drill is a kind of light rock drill machinery. It can perform both dry and wet drilling under medium hard or hard rock(f=8-18).The diameter of blast hole is 38mm-40mm, the dep…
ECROBOT CO., Ltd, Business Registration Number : 220-88-71747, CEO J.W.Park, TEL : +82-2-552-7676, E-mail : E-mail : Contact us Address : (Hwanghwa B/D 11F, Yeoksam-dong)320, Gangnam-daero, Gangnam-gu, Seoul, South Korea