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Shrinkable Tubing

DAFLEX and DAFLON Shrinkable Products Comparitive Properties Chart

Daflon & Daflex Series	Neoprene* SH162	PVC SH265	HeavyWall PVC SH267	Irradiated Polyolefin SH275	Irradiated Polyolefin SH277	Irradiated Polyolefin SH290	Irradiated Polyolefin SH321	Kynar SH350	FEP SH400	TFE 4:1 SH421	Shrink/Melt SM270	Shrink/Melt 4:1 Polyolefin SM278	Shrink/Melt SM450	TFE* SH620	TFE* SH621
Continuous Operating Temp.	120°C	105°C	105°C	135°C	135°C	135°C	135°C	175°C	200°C	288°C	125°C	135°C	232°C	250°C	288°F
Continuous Operating Temp.	248°F	220°F	220°F	275°F	275°F	275°F	275°F	347°F	400°F	500°F	257°F	275°F	450°F	480°F	500°F
Shrinkage Temp.	150°C	100°C	100°C	90°C	110°C	120°C	90°C	175°C	250°C	327°C	125°C	120°C	327°C	327°C	327°C
Shrinkage Temp.	302°F	200°F	200°F	194°F	230°F	250°F	194°F	347°F	480°F	621°F	275°F	248°F	621°F	621°F	621°F
Shrinkage Ratio Minimum	2:1	2:1	2:1	2:1	4:1	2:1	3:1	2:1	1.33:1	4:1	3:1	4:1	1.4:1	2:1	3:2
Longitudinal Change	-5% to -10%	15%	15%	5%	10%	5%	10%	10%	5%	10-20%	+5% to -15%	25%	5-25%	20%	10-20%
Tensile Strength PSI Min	2000	3000	3000	1500	1500	2600	1500	4500	3000	3000	1500	1500	2500	3000	3000
Ultimate Elongation %	500	300	300	200	200	500	200	150	300	200	300	200	200	300	300
Low Temp Flexibility	-70°C	-20°C	-20°C	-55°C	-55°C	-55°C	-55°C	-55°C	-67°C	-67°C to -55°C	-55°C	-55°C	-67°C	-67°C	-55°C
Low Temp Flexibility	-94°F	+14°F	+14°F	-67°F	-67°F	-67°F	-67°F	-67°C	-85°F	-85°F	-67°C	-67°F	-275°F	-85°F	-85°F
Specific Gravity ASTM D792	1.3	1.32	1.32	1.35 color 1.0 clear	1.35	1.26 color 1.0 clear	1.35	1.8	2.16	2.2	1.3	1.35	2.17	2.2	2.2
V/MIL. Min Dielectric Strength ASTM D149	300	700	600	500	500	500	500	1000	2100	500	500	400	500	900	900
Water Absorption Max.	.5%	1%	1%	.1%	.1%	.1%	.5%	.5%	.01%	.01%	1.0%	.5%	-------	1%	.01%
Fungus Resistance	Good	Excellent	Excellent	Excellent	Excellent	Excellent	Excellent	Excellent	Excellent	Excellent	Excellent	Excellent	Excellent	Excellent	Excellent
Corrosion	Good	2% Max. per Mil-I-631	2% Max. per Mil-I-631	non-corrosive	non-corrosive	non-corrosive	non-corrosive	non-corrosive	non-corrosive	non-corrosive	non-corrosive	non-corrosive	non-corrosive	non-corrosive	non-corrosive
Flammability	Self-Ext.	Self-Ext.	Self-Ext.	Self-Ext.	Self-Ext.	Self-Ext.	Self-Ext.	Self-Ext.	Non-Flammable	Non-Flammable	Non-Flammable	Self-Ext. Jkt Only	Non-Flammable	Non-Flammable	Non-Flammable
Resistance to Soldering Iron	Poor	Poor	Poor	Good	Good	Good	Good	Excellent	Excellent	Excellent	Good	Good	Excellent	Excellent	Excellent
Applicable Specifications	UL Std. 224 AMS-3623 MIL-I-23053/1	MIL-I-23053/2 Cl 2 MIL-I-631 ASTM-D-792 ASTM-D-149 ASTM-D-638 ASTM-D-150 MIL. STD. 104	MIL. STD. 104 ASTM-D-796 MIL-I-631	MIL-I-23053/5 ASTM-D-792 ASTM-D-149 ASTM-D-638 ASTM-D-150 ASTM-14-53T ASTM-150-54T MIL. STD. 104 L-P 406 AMS-3636 AMS-3637 (CL) AMS-DTL-23053	SH277 MIL-I-23053/5 AMS-3636	ASTM-D-792 ASTM-D-149 ASTM-D-638 ASTM-D-150 MIL. STD. 104 AMS-3638 AMS-3639 (CL) MIL-I-23053/6 AMS-DTL-23053	SH321 VW-1	ASTM-D-638 ASTM-D-570 ASTM-876 ASTM-D-792 ASTM-D-257 MIL-I-7444 MIL-I-23053/6 AMS-3632 UL STD 224	MIL-I-23053/11	MIL-I-23053/12 AMS-3584	MIL-I-23053/4	UL Std. 224 ASTM-D-638 AMS-3623 MIL-I-23053/4 MIL. Std. 104	SM450	SH620 MIL-I-23053 ASTM-D-3295	MIL-I-23053/12 MIL-I-22129C MIL-I-7444B ASTM-D-638 ASTM-D-149 ASTM-D-792 ASTM-D-150 MIL. STD. 104 L-P 406 AMS-3584
Temperature Limits	-94°F to +248°F	-4°F to +212°F	-4°F to +212°F	-67°F to +275°F	-67°F to +275°F	-67°F to +275°F	-67°F to +275°F	-67°F to +450°F	-275°F to +400°F	-275°F to +400°F	-67°F to +275°F	-67°F to +275°F	-275°F to +500°F	-275°F to +500°F	-275°F to +500°F

*Dupont registered trade mark.

#SH721 Viton® Heat Shrink Tubing AMS-DTL-23053/13 (MIL-DTL-23053/13) Price (Each): Daburn SH721 is a heat shrinkable, flexible, fluoroelastomer tubing used in high temperature applications or where exposure to aggressive solvents or abrasion is expected. It has a 2:1 shrink ratio & operating temp to 200 deg. C. maintaining flexibility.	#DCAP DAFLEX Irradiated Heat Shrinkable Polyolefin End Caps 3:1 Ratio Price (Each): Call for Pricing Daflex cross linked polyolefin end caps are ideal for sealing cable ends, splices, pipes or similar objects against the environment. They insulate, resist weathering, moisture, common fluids and solvents. These end caps can shrink to 1/3.	#SH162 Daprene Heat Shrinkable Neoprene* Tubing (MIL-I-23053/1, MIL-DTL-23053/1) Price (Each): This tubing meets or exceeds MIL-I-23053/1 Class 1 & 2. It shrinks down 50% of its supplied inside diameter, upon exposure to heat of 150°C/302°F - will remain elastomeric - with no cracks. Longitudinal shrinkage +5% to -10% upon complete shrinkage.
#SH265 Heat Shrinkable Polyvinylchloride Tubing (All Purpose · UL · MIL-I-23053/2 Class 2, Shrink Ratio 2:1) Price (Each): This non-irradiated heat shrinkable PVC tubing is flexible and shrinks 50% when heated to 100°C (212°F) for one minute or less, with approximately 15% longitudinal contraction**. There is controlled shrinkage on the application of heat.	#SH267 Heat Shrinkable Heavy Wall PVC Tubing Price (Each): This heavy wall PVC tubing shrinks 50% in diameter when heated to 95°C / 200°F for one minute or less, and has the same characteristics as the DAFLEX SH265 All Purpose Series, except for its heavier wall. The heavier wall allows for additional protection.	#SH275 Heat Shrinkable Irradiated Polyolefin Tubing Price (Each): When exposed to heat 194°F/90°C the tubing shrinks 50% in diameter, with 5% longitudinal contraction. Controlled shrinkage to exact requirement takes place. All Purpose · 2:1 · AMS-DTL-23053/5, CL 1 & 2
#SH277 4:1 Shrinkable Polyolefin Tubing Price (Each): Call for Pricing DAFLEX SH277 shrinkable irradiated polyolefin tubing recovers to 25% of its supplied size when full recovery is permitted. Material will shrink with the application of 120°C (250°F), is rated for continuous operation from -55°C to +135°C.	#SH290 Heat Shrinkable Irradiated Semi-Rigid Polyolefin Tubing (2:1, MIL-I-23053/6) Price (Each): Call for Pricing This series is designed for maximum mechanical strength at stress or points of connection. It is strong, abrasion resistant and is supplied in expanded sizes. It insulates, jackets, splices, connectors, cables & irregular shaped objects.	#SH321 3:1 SHRINKABLE POLYOLEFIN TUBING Price (Each): Call for Pricing DAFLEX SH321 Heat Shrinkable Polyolefin Tubing recovers to 33% of its supplied size. It will shrink, with the application of only 90°C (194°F); it is rated for continuous operation from -55°C to +135°C and will withstand up to 200°C for short durations.
#SH350 DAFLEX Heat Shrinkable Irradiated Kynar® Tubing Price (Each): DAFLEX KYNAR, a semi-rigid shrinkable polyvinylidene fluoride tubing, is free from flaws, pin holes, seams, cracks or inclusions. It is a tough, high temperature, thin wall tubing with high cut through & abrasion resistance. It shrinks 50% in diameter.	#SH400 Heat Shrinkable FEP Tubing (MIL-I-23053/11, VW-1, AMS-DTL-23053/11) Price (Each): Made of modified extruded FEP, the SH400 series will shrink over inserted objects upon exposure to moderate heat. Heretofore, many joints, parts components, devices could not be protected because of high temperature required for shrinkage.	#SH421 DAFLON 4:1 Shrinkable PTFE Tubing (MIL-I-23053/12, AMS-DTL-23053/12) Price (Each): DAFLON SH421 Shrinkable PTFE Tubing recovers to approximately 25% of its expanded size when heated to the gel point (621°F). It is now possible to use shrinkable PTFE tubing over objects which require more than the standard 2:1 shrink down ratio.
#SH620 Shrinkable Ultra-Thin Wall PTFE Tubing Price (Each): This series of Daflon Heat Shrinkable ultra thin wall PTFE offers a range of sizes with ultra-thin walls and a range of shrink ratios. It shrinks at 327°C/621° F.	#SH621 DAFLON Shrink PTFE Tubing (MIL-I-23053/12, CLASS 3, VW-1, AMS-DTL-23053/12) Price (Each): Made of modified extruded PTFE (polytetraflourethylene) it will shrink when heated to 621°F (327°C). Suitable where hi-temp protection is required. Color: Natural/Clear.	#SM270 Daflex Shrink/Melt Irradiated Polyolefin Tubing (Shrink Ratio 3:1, MIL-I-23053/4 Class 3†† - UL 105°C) Price (Each): Daburn's dual wall polyolefin heat shrinkable tubing is designed to provide a tight moisture proof encapsulating seal. When 110°C/230°F is applied, the inner wall melts & flows, as the outer wall shrinks; forcing the melting wall to fill voids & interstic
#SM321 Daflex Shrink/Melt Semi-Rigid Dual Wall 3:1 Shrinkable Polyolefin Tubing Price (Each): DAFLEX SM321 is a Semi-Rigid, large ratio, heat shrinkable tubing with a meltable adhesive liner. When 120°C is applied, the tubing will shrink to 1/3 of its supplied size. As the outer wall shrinks the inner adhesive liner melts and flows.	#SM450 Dual-Wall Shrinkable PTFE Encapsulating Tubing · VW-1 Price (Each): DAFLON SM450 is a dual wall shrink and melt PTFE tubing which gives a tight, moisture-proof seal. It is made from two types of PTFE. The outer wall is TFE and the inner lining is FEP.	#ST250 Daflex Stretch-N-Seal Rubber Non-Heat Shrink Tape Price (Each): DAFLEX ST250 cold shrinking Stretch-N-Seal tape requires no heat to provide a secure covering where the size and or shape of an object does not permit the use of shrinkable tubing.

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