HRC70 Tungsten Carbide Balls High Hardness Polished 1 Inch For Hole Extrusion
Brand Name:JN
Certification:ISO SGS
Model Number:25.4mm 1 inch
Minimum Order Quantity:500kg
Delivery Time:7-15 days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram,Paypal
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Location:
Jinan Shandong China
Address:
XUESHAN ROAD,LICHENG DISTRICT ,JINAN CITY ,SHANDONG ,CHINA
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within 28 hours
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Product Details
HRC70 High Hardness Polished 1 Inch Tungsten Carbide Balls For Hole Extrusion
Tungsten Carbide with Ni binder (6%) balls, they show slightly
worse mechanical characteristics
but better corrosion reistance properties with respect to the Cobalt binder tungsten carbides.
Virgin powder is always used.
Physical / mechanical / thermal / electric / magnetic properties
Property | Symbol | U.o.M. | Type | Notes | Values |
|---|---|---|---|---|---|
Density | δ | [g/cm3] | Physical | Room temp. | 14.95 |
Young's modulus | E | [GPa] | Mechanical | - | 620 |
Specific heat | c | [J/kg-K] | Thermal | Room temp. | 212 |
Coefficient of linear thermal expansion | α | [10^-6/ºC] | Thermal | (ΔT=0-100°C) | 5.9 |
Thermal conductivity | λ | [W/(m·K)] | Thermal | Room temp. | 92.0 |
Electric resistivity | ρ | [Ω*m*10^-9] | Electric | - | 185 |
Relative magnetic permeability | µ | - | Magnetic | Slighlty ferrom. | max 3.00 |
Technical data
Property | Type | U.o.M. | Values | U.o.M. | Values |
|---|---|---|---|---|---|
Grain size | Physical | [µm] | ~ 1.4 | - | - |
Hardness | Mechanical | [HRA] | 89.0 - 91.0 | [HV] | 1400 - 1700 |
Ultimate compressive strength | Mechanical | [MPa] | 4900 - 5200 | [psix10^3] | 711 - 754 |
Service temperature | Thermal | [ºC] | -196 / 540 | [ºF] | -320.8 / 1004 |
Corrosion Resistance |
|---|
Good corrosion resistance in basic and neutral solutions. For acid
solutions they resist up to pH 4. |
HRC70 Tungsten Carbide Balls High Hardness Polished 1 Inch For Hole Extrusion
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