cheminert fittings
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VICIAG International Sales: +41–41–925–6200 Fax: +41–41–925–6201
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techtip
Foroptimal zerodead
volumeconnections,
make sureyour tubing
meets thebest industry
standards. OD tolerance
shouldbenominal
dimension± .002".
Fractional
Nominal
dimension dimension
1/32"
.031
1/16"
.062
1/8"
.125
1/4"
.250
3/8"
.375
1/2"
.500
Cheminert®Fittingsand
Accessories
Cheminertfittingsare ideally suited for applications requiringan inert,biocom-
patible,metal-freeflowpath. WettedmaterialsarePFA,FEP,CTFE,orPEEK,and
uniformflowpassagesminimizemixing. All connectionshavezerodeadvolume.
more information
HighpressureCheminert
fittings . . . .pp63-67
LowpressureCheminert
fittings . . . . . .68-81
Nanovolume
fittings . . . . . .57-62
Valcofittings . . . . 6-55
HighPressureFittings
Cheminerthighpressurefittingsare ratedat 5000psiwithfingertightnuts,well
beyond theburst strengthofmostPEEK tubing. Thesefittingsaremachined
fromhighquality inertpolymers to the sameexacting tolerancesasourpopular
Valcozerodeadvolumefittings,and the taper angleanddetail designconform
to the industry standardestablishedby theValco line.
1/32"NanovolumeFittings
1/32"Cheminertnanovolumefittings,
with100µmor 150µmbore,are
ideal forhigh resolutioncapillary
chromatography. Ratedat 5,000psi
withfingertightnuts, theywill remain
leak-tightwell beyond theburst
strengthofmostPEEK tubing. These
fittingsaremachined fromhighquality
inertpolymers to the sameexacting
tolerancesasourpopularValcozero
deadvolumefittings,and the taper
angleanddetail designconform to the
industry standardestablishedby the
Valco line.
NEW
360MicronNanovolume
Fittings
Ournewesthighpressurefittings
permitdirect connectionof 360
micronOD fused silica,PEEK,stainless,
or electroformednickel tubingwithout
theuseof liners.The ferrule snaps into
thenut so that thefitting is“one-piece”,
but the ferrule remains free to rotate
as thenut is tightened so that the tube
doesn’t twist.Becauseof thecompact
sizeandfine2-56 threads,a leak-free
connection that sealsatpressures
inexcessof 20,000psi canbeeasily
formedwith theavailablemanual tool.
HighPressureNanovolume®Fittings
Nanovolumegenerally refers tocomponentswithbore sizesof 100-150µm
(.004”- .006"). Theminimal transfer volumecontributedbynanovolume
componentsmakes themespeciallybeneficial inapplicationswithflow rates in
theµl/min range,when the transfer volumecanbecritical.
50µm = .002"
100µm = .004"
150µm = .006"
0.25mm = .010"
0.50mm = .020"
0.75mm = .030"
1.0mm = .040"
1.5mm = .060"
2.0mm = .080"
4.6mm = .180"
6.0mm = .236"
6.4mm = .253"
7.0mm = .275"
10.0mm = .400"
27.0mm = 1.08"
1/32" = 0.8mm
1/16" = 1.6mm
1/8" = 3.2mm
1/4" = 6.4mm
3/8" = 9.5mm
1/2" = 12.7mm
10,000psi = 689.5bar
20,000psi = 1,378.9bar
CHROMalyticTECHnologyPtyLtdAUSTRALIANDistributors e-mail:
: 03 97622034
