Item # 12TWOK, TWOK & TBOK Series Hose (Kynar® Braid) On Dunham Rubber & Belting Corp.

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All Categories > Sanitary Hose and Fittings > High Purity Tubing, Hose & Fittings > Sanitary Hose > Fluoropolymer-Lined Hose (incl. PTFE, FEP & PFA) > Convoluted Bore Flouropolymer-Lined Hose > TWOK & TBOK Series Hose (Kynar® Braid) > Item # 12TWOK


	Item # 12TWOK, TWOK & TBOK Series Hose (Kynar® Braid)
	List Price QUOTE

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Chemfluor® PTFE Helically Convoluted Inner Tube
PVDF (Kynart®) Braid
Open Pitch

Features and Benefits

Chemfluor® PTFE inner tube
PVDF (Kynar®) braid

For severe applications in hostile environments where external corrosion from the presence of strong acids will attack standard stainless steel braid
Ultraviolet stabilized

Specifications · Applications · Common Media · Details · Engineering Specifications · Industry Approvals & Compliances · Pressure Rating

Specifications

Inside Diameter

0.75 in
19.1 mm

Outside Diameter

1-1/8 in
29.2 mm

Max. Length

70 ft

Max. Working Pressure¹

200 psi
1.38 MPa

Min. Burst Pressure²

800 psi
5.52 MPa

Min. Bend Radius

3.00 in
76.20 mm

Vacuum Hg (@ 70ºF)³

29.9 in
75.95 mm

Inner Tube

Chemfluor® White

Weight

0.25 lbs/ft
0.37 kg/m

¹ Working pressure is given at room temperature. Decrease working pressure to 50 psig for all sizes above 175 ºF.
² Burst pressure ratings at ambient 70 ºF (21 ºC). See below on vacuum/pressure ratings at temperatures other than ambient.
³ Vacuum rating all sizes: 29.9" Hg @ 70 ºF. Decrease working pressure rating 1% for every 2 ºF above 175 ºF. 1-1/2" rated @ 24' Hg; 2" rated @ 20" Hg when installed less than 2X minimum bend radius.

Applications

Sanitary transfer
Food, flavors and syrups
Solvent transfer
Drain and sample lines
Semi-transparent sight gauges
Corrosive environments (external)
Liquid chlorine and bromine transfer
Chlorinated fluid and gas transfer

Common Media

Base chemicals
Corn syrup
Product transfer
Caustic solutions
Liquid chlorine
Bromine

Details

Construction:

Inner Tube:
-Chemfluor® white PTFE
Reinforcement:
-Heavy duty PVDF monofilament

Fittings:

PermaSeal® crimp-style
-Over 40 styles of 316L stainless steel conventional fitting designs
Flare-Thru fittings and adapters technology available:
-150# epoxy-coated carbon steel lap-joint style flanged (standard)
-304 and 316 stainless steel flanges available (optional)
-Female cam and groove (swivel style); 316 stainless steel body
-Sanitary clamp

Engineering Specifications

Temperature Rating

-40ºF to +275ºF
-40ºC to +135ºC

Industry Approvals & Compliances

USDA
FDA
Pharmacopeia Class VI

Pressure Rating

Burst Pressure ratings at ambient 70ºF (21ºC). See below on vacuum/pressure ratings at temperatures other than ambient.
Working pressure is given at room temperature. Decrease working pressure to 50 psig for all sizes above 175 ºF.
Vacuum rating all sizes: 29.9" Hg @ 70 ºF. Decrease working pressure rating 1% for every 2 ºF above 175 ºF. 1-1/2" rated @ 24' Hg; 2" rated @ 20" Hg when installed less than 2X minimum bend radius.

Item # 12TWOK, TWOK & TBOK Series Hose (Kynar® Braid)