Tungsten Carbide Punching Ball

tungsten carbide punching ball

Description

Tungsten carbide punching ball are also called tungsten carbide squeeze hole ball, which are made from tungsten carbide materail, the surface of the punching ball usualy is finished, are widely used to punching hole or polishing in bearing, cast iron and stainless steel.

Features

1. High density, low porosity
2. With superior wear resistance and corrosion resistance, prolong life than ordinary tungsten ball several times
3. High accuracy, well finish

Specifications and Price

Sizes mm Price USD/PC MOQ Sizes mm Price USD/PC MOQ
Ø1.0 0.02 2kgs Ø11.113 8.53 12kgs
Ø1.588 0.10 Ø12.0 10.84
Ø2.0 0.19 Ø12.7 12.79
Ø2.778 0.34 10kgs Ø13.0 13.64
Ø3.175 0.37 Ø14.0 17.05
Ø3.5 0.48 Ø15.0 20.95
Ø4.0 0.61 Ø15.081 21.32
Ø4.7625 0.98 Ø15.875 24.36
Ø5.0 1.10 Ø19.05 42.50
Ø6.0 1.59 Ø20.0 50.72 15kgs
Ø6.35 1.83 Ø21.0 52.65
Ø7.0 2.44 Ø22.0 61.58
Ø7.938 3.41 Ø24.0 78.49
Ø8.5 4.15 Ø25.4 90.80
Ø9.525 5.85 Ø31.75 181.13
Ø10.0 6.22 Ø38.1 314.00

Smaller than Ø3.5mm with G25 surface, bigger than Ø3.5mm with G10 surface.
All are reference price of YG6, will reconfirm the price after confirm the all requirements.
American standard grinding and special grade will be reconfirmed the price and delviery time.

American Standard Grinding Grades and Tolerance Standard

Grade Roundness Diameter Tolerances Maximum Surface Roughness
G3 0.000003" +/- .00003" 0.5
G5 0.000005" +/- .00005" 0.8
G10 0.000010" +/- .0001" 1.0
G25 0.000025" +/- .0001" 2.0
G50 0.000050" +/- .0002" 3.0
G100 0.0001" +/- .0005" 5.0
G200 0.0002" +/- .0010" 8.0

General Grade and Properties

Grade Composition(%) Physical Properties
TC Co Ni Density(g/cm³) Hardness(HRA) T.R.S.(N/mm²)
YG6 Balance 6  / 14.6-15.0 91 1600
YG8 Balance 8  / 14.4-14.8 89 1800
YG6X Balance 6  / 14.6-15.0 92 1450
YN6 Balance  / 6 14.5-14.9 90 1450
YN8 Balance  / 8 14.4-14.8 88 1650
YN12 Balance  / 12 14.0-14.4 86 1800

More information about other grades, plesae visit:Traditional Grade

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