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Subject: blow holes and pin holes on brake cylinders

Date: 09/02/02 at 6:10 AM
Posted by: nitish nayan
E-mail: nitish_nayan@yahoo.co.in
Message Posted:

In Reply to: foundry defects posted by paul on 07/16/01 at 5:10 PM:

HPML
COMPACTABILITY 32-40
GCS - 1600-1800
PERMEABILITY- 80-100
VM- 3-4%
LOI - 6-7%
SHELL CORES
POURING TEMP. 1450-1380
POURING TIME 5-8 SEC. FOR A BUNCH OF 8 CASTINGS(1.3 Kg EACH)


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