Heat Sealing

Heat Sealing is a critical process related to product packaging, with the material combinations used in manufacturing having a large impact on the final quality of the seal. We offer a complete range of PTFE Adhesive Tapes with the flexibility to perform in a variety of heat seal packaging processes involving impulse heat sealers and hot bar sealers. Heat sealing tapes provide a non-stick, abrasion resistant surface designed for use in high temperature heat sealing applications, including food, medical and pharmaceutical packaging. These highly durable tapes, available with different backings and adhesive systems, allow for increased process speeds and minimal down time increasing overall process efficiency.

Heat sealing is not just about joining materials; it's about ensuring product integrity and compliance with industry standards. Effective heat sealing technologies can influence the overall success of packaging solutions and special tapes play a pivotal role process optimization.

Different kinds of specialized tape solutions allow effective bonding of materials to minimize the risk of contamination and product spoilage. However, there are several key factors that significantly impact the quality of heat seals. Material compatibility, temperature control, pressure and dwell time as well as environmental conditions are essential to select the right heat sealing materials.

Due to their unique properties, PTFE (Polytetrafluoroethylene) tapes exhibit a range of unique properties that make them ideal for optimizing heat sealing processes in various applications.

High temperature resilience	PTFE tapes can withstand extreme temperatures, often ranging from -100°F to 500°F (-73°C to 260°C) or more. Their thermal stability ensures performance even under demanding conditions.
Non-stick coating	The non-stick property of PTFE prevents materials from adhering to the tape, minimising the risk of contamination and ensuring a clean sealing process whilst reducing the need for frequent tape replacements due to residue build-up.
Chemical and abrasion resistance	PTFE tapes are highly resistant to a variety of chemicals, and their exceptional mechanical durability enables them to withstand abrasion and wear. This resilience contributes to a longer service life and reduced downtime, improving overall efficiency, which is crucial in high-speed heat sealing.
Flexibility and adaptability	The conformability of PTFE tapes helps achieve uniform seals in various shapes by ensuring consistent pressure and heat distribution across the sealing area, even for irregularly shaped products.

A transparent, vertically blown film extrusion during heat-sealing process.

Designed to Provide Options

The optimal tape can lead to increased productivity and profitability by creating manufacturing efficiencies, such as longer production operating times between tape maintenance and repair intervals, faster heat sealing capability and throughput, higher-quality seals, and lower operating costs.

Learn More

Different backings and adhesive systems are combined to offer a wide variety of adhesive tape solutions that balance cost and performance in heat sealing applications.

Product Code	Adhesive	Tape Backing Thickness	Operating Temperature ºC (ºF)	Product Features
SGB6	Silicone	0.102 mm (0.004 in), 0.254 mm (0.010 in)	-73 to 260 (-100 to 500)	Features Chemlam backing for maximum life
SGC6-6	Silicone	0.152 mm (0.006 in)	-73 to 260 (-100 to 500)	Features Chemlam backing for maximum life
A2005	Silicone	0.076 mm (0.003 in)	-73 to 260 (-100 to 500)	High temperature adhesion
SG16-05	Silicone	0.127 mm (0.005 in)		High performance, long life & clean release adhesive
SG15	Silicone	0.076 mm (0.003 in), 0.127 mm (0.005 in), 0.152 mm (0.006 in)		High performance, long life
SG03-03	Acrylic	0.076 mm (0.003 in)	-40 to 177 (-40 to 350)	Premium, long life & high adhesion
SG05	Silicone	0.076 mm (0.003 in), 0.127 mm (0.005 in), 0.152 mm (0.006 in), 0.254 mm (0.010 in)	-73 to 260 (-100 to 500)	Premium & long life
SG23	Acrylic	0.127 mm (0.005 in), 0.254 mm (0.010 in)	-40 to 177 (-40 to 350)	Balanced life, cost & high adhesion
SG26	Silicone	0.076 mm (0.003 in), 0.127 mm (0.005 in)	-73 to 260 (-100 to 500)	Balanced life, cost & clean release adhesive
SG25	Silicone	0.076 mm (0.003 in), 0.127 mm (0.005 in), 0.152 mm (0.006 in), 0.254 mm (0.010 in)	-73 to 260 (-100 to 500)	Balanced life & cost
SG35	Silicone	0.076 mm (0.003 in), 0.127 mm (0.005 in), 0.152 mm (0.006 in), 0.254 mm (0.010 in)	-73 to 260 (-100 to 500)	Economical grade
CF103BTZ	Acrylic	0.076 mm (0.003 in)	-40 to 177 (-40 to 350)	Zone tapes with selective adhesive placement
CF203BTZ	Acrylic	0.076 mm (0.003 in)
CF205BTZ	Acrylic	0.127 mm (0.005 in)
2829	Acrylic	0.076 mm (0.003 in), 0.127 mm (0.005 in)

Product Code	Adhesive	Tape Backing Thickness	Operating Temperature ºC (ºF)	Product Features
MD15	Silicone	0.076 mm (0.003 in)	-73 to 260 (-100 to 500)	Metal detectable

Product Code	Adhesive	Tape Backing Thickness	Operating Temperature ºC (ºF)	Product Features
2283-2	Acrylic	0.050 mm (0.002 in)	-40 to 177 (-40 to 350)	High adhesion & high heat transfer & easy to detect wear
2265-2	Silicone	0.050 mm (0.002 in)	-73 to 260 (-100 to 500)	High heat transfer & easy to detect wear
2275-2		0.050 mm (0.002 in)
2285-2		0.050 mm (0.002 in)

Product Code	Adhesive	Tape Backing Thickness	Operating Temperature ºC (ºF)	Product Features
22B5-2	Silicone	0.050 mm (0.002 in)	-73 to 260 (-100 to 500)	Resists movement, designed for roller wrap applications & anti-static
22B5-2HA	Silicone	0.050 mm (0.002 in)	-73 to 260 (-100 to 500)	High adhesion & anti-static
R233	Acrylic	0.076 mm (0.003 in)	-40 to 177 (-40 to 350)	High adhesion & thick PTFE layer
R253	Silicone	0.076 mm (0.003 in)	-73 to 260 (-100 to 500)	Thick PTFE layer

Product Code	Adhesive	Tape Backing Thickness	Operating Temperature ºC (ºF)	Product Features
RU101	Acrylic	0.203 mm (0.008 in)	-40 to 177 (-40 to 350)	High wear resistance & high adhesion
RU	Silicone	0.203 mm (0.008 in)	-73 to 260 (-100 to 500)	High wear resistance