Neoprene Sheets

J-Flex: your complete source for specialist Neoprene sheeting.

J-Flex enjoys an industry wide reputation as the market leader for Neoprene sheet products. Much of our vast range are offered EX-STOCK and include:

Pure Neoprene Sheets
Pure Neoprene Sponge Sheeting
EN45545-2 Fire Classification Neoprene Sponge

Note: all of the above sheetings are properly manufactured from approved ingredients; cured and additionally post cured to meet compliance requirements. In addition J-Flex products are fully compliant to the REACH Substances of Very High Concern (SVHC), RoHS and EC 1935/2004.

Pure Neoprene Sponge certified to EN45545-2

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Neoprene Sheeting Properties

Typical Applications:

Automotive
Railway
Industry
Aircraft

Features/Benefits:

Excellent Fire Resistance
Low Smoke, Low Toxicity
High Technical Performance

Available in:

Blocks, Sheets & Rolls

Property	Typical Results	Test Method
Base	Chloroprene	–
Density	140 ±30 Kg/m³	ISO 845
Classification	2C2 3C 08 B3	ASTM D1056-07 NFR 99211
Hardness	22 ±5 55 ±5	Shore C Shore 00
Compression Deflection 25% Compression Deflection 50%	35-65 kPa 80-160 kPa	ISO 3386 ISO 3386
Compression Set 50% 24hrs @ 23°C	<25%	ISO 815-1
Tensile Strength	>300 kPa	ISO 1798
Elongation to Break/Rupture	>155%	ISO 1798
Water Absorption	<5%	ISO 6916
Flame Retardancy	HF1	UL 94
Fire – Smoke – Toxicity	HL1, HL2, HL3 (with exceptions, see below)	EN 45545-2
Smoke Opacity	Pass	ASTM E662
Gas Emission	Pass	BSS 7239
Dielectric Rigidity	>10482.2 kV/cm (no breakdown at 5kV)	NF ISO EN CEI C26-225
Ozone Resistance	No Cracking	ISO 1431-1
Resistance AIR + UV	Good	–
Temperature Range	Constant Intermittent	-50ºC +110ºC +120ºC
Environmental Protection	Recyclable – CFC & HCFC Free – REACH/ROHS	–
Storage Conditions	Store in a well ventilated place at room temperature

Neoprene Sponge Properties

Property	Typical Results	Test Method
Base	Chloroprene	–
Density	140 ±30 Kg/m³	ISO 845
Classification	2C2 3C 08 B3	ASTM D1056-07 NFR 99211
Hardness	22 ±5 55 ±5	Shore C Shore 00
Compression Deflection 25% Compression Deflection 50%	35-65 kPa 80-160 kPa	ISO 3386 ISO 3386
Compression Set 50% 24hrs @ 23°C	<25%	ISO 815-1
Tensile Strength	>300 kPa	ISO 1798
Elongation to Break/Rupture	>155%	ISO 1798
Water Absorption	<5%	ISO 6916
Flame Retardancy	HF1	UL 94
Fire – Smoke – Toxicity	HL1, HL2, HL3 (with exceptions, see below)	EN 45545-2
Smoke Opacity	Pass	ASTM E662
Gas Emission	Pass	BSS 7239
Dielectric Rigidity	>10482.2 kV/cm (no breakdown at 5kV)	NF ISO EN CEI C26-225
Ozone Resistance	No Cracking	ISO 1431-1
Resistance AIR + UV	Good	–
Temperature Range	Constant Intermittent	-50ºC +110ºC +120ºC
Environmental Protection	Recyclable – CFC & HCFC Free – REACH/ROHS	–
Storage Conditions	Store in a well ventilated place at room temperature

Typical Applications:

Automotive
Railway
Industry
Aircraft

Features/Benefits:

Excellent Fire Resistance
Low Smoke, Low Toxicity
High Technical Performance

Available in:

Blocks, Sheets & Rolls

EN45545-2 Requirements

Upon request, J-Flex can supply Neoprene Sponge sheeting which has been tested and certified to EN45545-2 standards. Please see full datasheets below for more details.

Why buy from J-Flex?

If you are looking for a friendly and helpful industrial rubber products supplier, with enviable product knowledge and excellent customer service, then you’ll find it in J-Flex. We supply a vast range of quality items including rubber sheet and an array of fabrications made from premium grade elastomers including silicone and Viton™ - many of which are available for next day delivery. Founded in 1984, we have amassed a wealth of experience and are the preferred supplier of industrial rubber products - providing engineered rubber components and specialist rubber sheetings you can trust. Whether you are looking for silicone sheets, rubber mouldings, gaskets, sleeves, extrusions, bellows, fabrications, rubber sealants or adhesives -including Viton™ sheets and sealants, J‑Flex can help. You'll find our Accreditations, Approvals, Certifications and Compliance information on our Quality Assurance page.

Energy

Manufacturing & Engineering

Food & Drink

Rail & Mass Transit

Automotive & Motorsport (inc EV)

Pharmaceutical

Related PDF Downloads - Datasheets

Related PDF Downloads - Informational & Educational

In addition to the Downloads shown above, you will find others within each of the individual Silicone Sheeting sections.

All Silicone Sheeting options

Product Approvals and Compliances

As part of our ethos, we are regularly checking and independently testing our products and materials with leading industry organisations to ensure they meet and exceed the requirements of the many industries we serve – below are some examples.