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Tungsten Carbide Powder


Our SYL-CARB tungsten carbide powders are available in a range of grain sizes for a variety of applications.  Micrograin powders are widely specified for circuit board drills, nozzles and end mills.  Fine powders are used in the manufacture of metal cutting tools and inserts.  Medum, coarse, and ultra coarse powders are required for mining tools, energy drilling tools, wear and die parts, and road construction bits.  The physical and chemical properties of SYL-CARB tungsten carbide powders are carefully controlled to ensure consistency in lot-to-lot performance.

Tungsten Carbide Powders


Packaging

Standard packaging is 50 kg per yellow pail with polyethylene liner (5 gallon pail for types SC04 through SC20, 3.5 gallon pail for types SC25 through SC70).


Certification

Lot data is provided with each shipment for the following physical and chemical specifications:

  Unmilled FSSS
  Rod Milled FSSS
  Carbon, Total
  Carbon, Free
  Vanadium Doping
  All Use-Test properties




Use-Test Properties

Results of Quality Assurance Use Test is based on a 6% WC-Co sample milling.

Use-Test Properties
Type Density (g/cc) Coercivity (Oe) Magnetic Saturation (Gauss cm3/g) Shrinkage (%) Hardness (RA)
SC04V 14.88 410 150 20.7 94.1
SC07V 14.93 330 150 19.5 93.3
SC17V 14.93 330 150 19.5 93.3
SC17S 14.95 215 157 19.0 92.2
SC20S 14.95 190 157 19.0 91.9
SC25S 14.95 185 157 18.7 91.8
SC30S 14.95 200 157 17.0 92.0
SC35S 14.95 175 157 17.0 91.7
SC37S 14.95 170 157 16.8 91.7
SC40S 14.95 150 157 16.6 91.3
SC45S 14.95 145 157 16.5 91.3
SC55S 14.95 125 157 16.3 90.9
SC59S 14.95 115 150 16.1 90.1
SC60S 14.95 115 157 16.2 90.7
SC61S 14.96 105 150 16.2 89.8
SC63S 14.95 95 157 16.2 89.8
SC65S 14.95 90 157 16.2 89.6
SC68S 14.95 80 157 16.2 89.1
SC70S          



Physical and Chemical Properties
  Physical Property Specifications    
VC Doping Trace Elements
  FSSS Unmilled (um)   Cr Max Fe Max Ni Max O2 Max
Min Max Min Max

SC04V

0.7 0.25% 0.55% 100 150 150 3500

SC07V

0.7 1.0 0.15% 0.45% 100 150 150 2500

SC17V

1.0 1.4 0.10% 0.40% 50 500 100 1800

SC17S

1.2 1.4 NA NA 50 500 100 1800

SC20S

1.4 1.7 NA NA 50 500 100 900

SC25S

1.7 2.1 NA NA 50 500 100 900

SC30S

2.1 2.5 NA NA 50 500 100 900

SC35S

2.5 2.9 NA NA 50 500 100 900

SC37S

2.9 3.6 NA NA 50 500 100 900

SC40S

3.6 4.3 NA NA 50 500 100 900

SC45S

4.3 5.0 NA NA 50 500 100 900

SC55S

5.0 6.0 NA NA 50 500 100 600

SC59S

6.5 8.5 NA NA 50 375 100 500

SC60S

6.0 8.0 NA NA 50 500 100 600

SC61S

9.5 11.0 NA NA 50 375 100 500

SC63S

8.0 11.0 NA NA 50 400 100 500

SC65S

11.0 15.0 NA NA 50 400 100 500

SC68S

15.0 20.0 NA NA 50 400 100 500

SC70S

20.0 40.0 NA NA 75 1000 100 500

1.Carbon total for all types at 6.08% minimum, 6.18% maximum.
2.Free carbon total at 0.08% for Types SC04V, SC07V, and SC17V. All other types at 0.05%.