Wearable steel ball
Forged grinding steel balls
Size Surface Core
DIA 40-60 mm HRC60-64 HRC59-63
DIA 70-80 mm HRC60-64 HRC58-62
DIA 90-100 mm HRC60-64 HRC57-61
DIA 110-140 mm HRC55-60 HRC52-58
Casting grinding steel balls
HRC Name Trademark Falling ball impact fatigue life (number of)
Quenched Non-quenched
ZQCr26 ≥56 ≥45 ≥8000
High-chromium cast iron ball
ZQCr20 ≥56 ≥45 ≥8000
High-chromium cast iron ball
ZQCr15 ≥56 ≥49 ≥8000
High-chromium cast iron ball
ZQCr8 - ≥48 ≥8000
Moderate-chromium cast iron ball
ZQCr2 - ≥45 ≥8000
Low-chromium cast iron ball
ZQSi3 ≥50 - ≥8000
Bainitic ductile iron grinding
Casting Grinding Ball Specifications)
Other supplier products
|
|
Toluene-2,4-diisocyanate |
Test items Index
Isocyanate ％ ≥99.0
Saponifiable chlorine ％ ≤0.01
Chlorine ％ ≤0.04
Crystallizing point℃ ％ 5.0-6.5
Chromaticity （Hazen... |
|
|
Sodium metabisulfite |
Test items Refined High-purity grade Food-grade Industrial-grade
Sodium metabisulfite % ≥ 98.5 98 97.5 97.0
Iron Fe % ≤ 0.0005 0.001 0.0015... |
|
|
Arsenic trioxide |
Main content Other impurities
Arsenic trioxide Iron Lead Chlorine Chromium Cadmium Water
As2O3 Fe Pb Cl Cr Cd H2O
≥ ≤ ≤ ≤ ≤ ≤... |
|
|
Sodium cyanide |
Test items Index
Shape Lump
Sodium cyanide (NaCN) % ≥98.0
Sodiun hydroxide (NaOH) % ≤0.5
Sodium carbonate (Na2CO3) % ≤0.5
Water (H2O... |
|
|
Zinc sulfate |
Testing Items monohydrate heptahydrate
Appearance White powder --
Zinc Sulphate content % ≥ 96.09 99
Zn % ≥ 35 22.51
Pb % ≤ 0.001 0.00... |
All supplier products
Same products
|
|
Precision Robotic Components & Conductive Touch Metal Parts, RM001 Metal Development Series |
Seller: HuntWave Industrial Co., Ltd. |
Our company specializes in the development, CNC machining, and production of precision robotic me... |
|
|
Instrument Castings |
Seller: Hebei Grande Precision Machinery Co.,Ltd |
Instrument components used in aerospace, energy, petrochemical, medical, and industrial equipment... |
|
|
Human Implant Castings |
Seller: Hebei Grande Precision Machinery Co.,Ltd |
Human implants demand the highest level of accuracy, consistency, and safety. At the intersection... |
|
|
Pump and Valve Castings |
Seller: Hebei Grande Precision Machinery Co.,Ltd |
Pump and valve castingsare crucial components of fluid control equipment such as pumps and valves... |
|
|
foam agent for concrete |
Seller: Yantai Chilung Construction & Energy-saving Technology Co., Ltd. |
Used for manufacturing CLC lightweight concrete. |
