Test Cores

J-Lenco manufactures a line of ASTM standard cores for gray and ductile iron.

  • Test coupon for ductile iron or wing core meets ASTM A395 specifications.
  • Modified keel block core meets ASTM A395 specifications and produces 1" diameter x 8" long bars.
  • Chill wedge core #2 or W-2 chill wedge meets ASTM A367 specifications.
  • Chill wedge core #3 or W-3 chill wedge meets ASTM A367 specifications.
  • Other test cores can be produced upon request.
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Test Wedge Dimensions

Wedge No.
W 2
W 3
B in.
0.40
0.75
H in.
1.25
1.50
A deg.
18
28
Length in.
4
4
wedge