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HRC70 Tungsten Carbide Balls High Hardness Polished 1 Inch For Hole Extrusion

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Brand Name :	JN
Model Number :	25.4mm 1 inch
Certification :	ISO SGS
Price :	Negotiable
Payment Terms :	L/C, D/A, D/P, T/T, Western Union, MoneyGram,Paypal
Supply Ability :	10tons per week
Delivery Time :	7-15 days

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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	[Ωm10^-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.

Product Tags:

tungsten carbide beads

Company Info.

Shandong JinNai International Trade Co., Ltd.

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