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Stock Inspection
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Before cutting, inspect all workpieces for the
following:
Material Type:
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Xjii^c\ cVijgVa VcY bVc"bVYZ lddY egdY"
jXih! aVb^cViZ XdkZgZY lddY egdYjXih! VcY
hdbZeaVhi^Xh#8jii^c\YgnlVaadgXZbZci^i^djh
WVX`ZgWdVgYXgZViZhZmigZbZan[^cZYjhiVcY
bVn gZYjXZ i]Z a^[Z d[ i]Z bdidg WZVg^c\h#
I]^hbVX]^cZ^hCDIYZh^\cZYidXjibZiVa!
\aVhh!hidcZ!i^aZ!ZiX#0Xjii^c\i]ZhZbViZg^Vah
l^i]ViVWaZhVl\gZVian^cXgZVhZhi]Zg^h`d[
^c_jgnVcYYVbV\Zidi]ZhVldgWaVYZ#
Foreign Objects:
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VcY di]Zg [dgZ^\c dW_ZXih VgZ d[iZc ZbWZY"
YZY ^c lddY# L]^aZ Xjii^c\! i]ZhZ dW_ZXih
XVc WZXdbZ Y^hadY\ZY VcY ]^i i]Z deZgVidg!
XVjhZ `^X`WVX`! dg WgZV` i]Z WaVYZ! l]^X]
b^\]i i]Zc [an VeVgi# 6alVnh k^hjVaan ^cheZXi
ndjg ldg`e^ZXZ [dg i]ZhZ ^iZbh# >[ i]Zn XVc»i
WZgZbdkZY!9DCDIXjii]Zldg`e^ZXZ#
s
Large/Loose Knots:
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WZXdbZ Y^hadY\ZY Yjg^c\ i]Z Xjii^c\ deZgV"
i^dc# AVg\Z `cdih XVc XVjhZ `^X`WVX` VcY
bVX]^cZ YVbV\Z# 8]ddhZ ldg`e^ZXZh i]Vi
Ydcdi]VkZaVg\Z$addhZ`cdihdgeaVcV]ZVY
idVkd^YXjii^c\i]gdj\]i]Zb#
s
Wet or “Green” Stock:
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bd^hijgZXdciZcidkZg'%XVjhZhjccZXZh"
hVgnlZVgdci]ZWaVYZh!^cXgZVhZhi]Zg^h`d[
`^X`WVX`!VcYn^ZaYheddggZhjaih#
Excessive Warping:
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h^kZXjee^c\!Wdl^c\!dgil^hi^c\VgZYVc\Zg"
djh id Xji WZXVjhZ i]Zn VgZ jchiVWaZ VcY
bVnbdkZjcegZY^XiVWanl]ZcWZ^c\Xji#
Minor Warping:
Ha^\]ianXjeeZYldg`e^ZXZh
XVc WZ hV[Zan hjeedgiZY l^i] XjeeZY h^YZ
[VX^c\ i]Z iVWaZ dg [ZcXZ0 ]dlZkZg! ldg`"
e^ZXZhhjeedgiZYdci]ZWdlZYh^YZl^aagdX`
Yjg^c\i]ZXji!l]^X]XdjaYXVjhZ`^X`WVX`#
Non-Through &
Through Cuts
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VcYgVWWZih#Cdc"i]gdj\]Xjih]VkZV]^\]Zgg^h`
d[^c_jgn[gdb`^X`WVX`WZXVjhZi]ZWaVYZ\jVgY
bjhiWZgZbdkZY#=dlZkZg!i]Zg^k^c\`c^[ZBJHI
WZ^chiVaaZYWZXVjhZ^ihi^aaegdk^YZhhdbZegdiZX"
i^dc#L]ZcbV`^c\cdc"i]gdj\]Xjihl^i]VYVYd
WaVYZ!YdcdiViiZbeiidXjii]Z[jaaYZei]^cdcZ
eVhh#>chiZVY!iV`Zbjai^eaZa^\]ieVhhZhidgZYjXZ
i]ZadVYdci]ZWaVYZ#6YVYdWaVYZhbVaaZgi]Vc
&%
"
l^aagZfj^gZgZbdkVad[i]Zg^k^c\`c^[Z!WZXVjhZ
Non-Through Cuts
Figure 54.
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6 cdc"i]gdj\] Xji ^h V hVl^c\ deZgVi^dc l]ZgZ
i]ZWaVYZYdZhcdiegdigjYZVWdkZi]Zide[VXZd[
i]ZlddYhidX`!Vhh]dlc^ci]Z
Figure
WZadl#
Figure 55.
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\jVgYcdih]dlc[dg^aajhigVi^kZXaVg^in#
Through Cuts
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ldg`e^ZXZ^hXdbeaZiZanhVlci]gdj\]!Vhh]dlc
^ci]Z
Figure
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g^eXjih!XgdhhXjih!b^iZgXjih!VcYWZkZaZYXjih#
I]ZWaVYZ\jVgYVhhZbWanBJHIWZjhZYl]Zc
eZg[dgb^c\i]gdj\]Xjih#
