Saturday, April 21, 2018
Home TYPES OF PATTERN Match plate pattern

Match plate pattern

Single-piece or solid pattern

Match plate pattern

Three-piece or multi-piece pattern
SAND TESTING

SAND TESTING

SAND TESTING Molding sand and core sand depend upon shape, size composition and distribution of sand grains, amount of clay, moisture and additives. The increase in...
TIN

TIN and its alloy

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