Silent pdf file print

Process p = new Process();
PrintDialog printDlg = new PrintDialog();
p.EnableRaisingEvents = true;
p.StartInfo = new ProcessStartInfo()
{
    CreateNoWindow = true,
    Verb = "print",
    FileName = "C:\Users\vivek.thazhepurayil\Desktop\Test.pdf",
    Arguments = "/d:" + printDlg.PrinterSettings.PrinterName,
    WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden
};
try
{
    p.Start();
}
catch
{
}