Typically used in applications where resistance
to oils and chemicals are required.
Pilotseal Neoprene
Neoprene Description
Butadiene Acrylonitrile Rubber is normally abbreviated to NBR, but is more commonly known as Nitrile and is a synthetic Polymer. Typically used in applications where resistance to oils and chemicals are required.
Applications and Characteristics
Food Use Not recommended
Water Use Fair
Mineral Oil Use Fair
Abrasion resistance Moderate
Ozone weather resistance Moderate
Flame retardancy Not recommended
Electrical resistance Moderate
General Purpose Excellent
Sizes Available
Thickness Range 1 to 6mm 10m rolls
Thickness Range 8 to 25mm 5m rolls
Standard Width 1.4m
* Typical Shore Hardness range 40—70 also available
Physical Properties
Base Polymer |
NBR |
Indentation Hardness |
ASTM D224000 60 Shore A –4/+5 |
Specific Gravity |
ASTM D412 8.4MPa |
Tensile Strength Min. |
ASTM F36 50% Min |
Elongation @ Break Min. |
ASTM D412 400% |
Min. Cont. Work Temp. |
c-25°C |
Max. Cont. Work Temp. |
70°C |
Max. Intermittent Work Temp. |
90°C |
Compression Set 70°C 22 Hours |
ASTM D395 Meth B 25% |
PTFE Design
Beldam Crossley can create PTFE products to your specification, creating a product with the correct PTFE grade material that works best for your application.
Contact our team of design engineers with your requirements and see how we can help you.
Crossflon®
Beldam Crossley has been moulding PTFE for over half a century. We have since developed a wide range of High Performance Crossflon® materials, each suited to a specific application.
performance compression
packings are primarily designed to
create a sealing surface between a
moving spindle or shaft.
Engineering Plastics
PTFE for over half a century. We have
since developed a wide range of high
performance Crossflon® materials,
each suited to a specific application.
& Machined Components
of Crossflon® bearings for use in rotary
and linear applications. We manufacture
sleeve, flange and thrust bearings along
with bearing strips in Crossflon® high
performance engineering plastics.
PTFE bellow design and manufacturing
service. They are used in many applications
and prove effective in reducing vibration
transmission, whilst accommodating
expansion and contraction in various
equipment.
are carried, the unique construction and
properties of Pilot® Lidpack 3500 have
made it the leading brand of tank lid
packing.
aid the skidding of topsides, jackets and
other heavy fabrications. A structure
weighing in excess of 47,000 tonnes has
been successfully loaded out on a
Crossflon® skidway system.
Cord Seals
offers designers and engineers the ability
to increase operating efficiencies by
reducing hot gas leakage between
components in aircraft engines, other
turbines and high temperature static
sealing applications.
equipment to ensure rapid delivery of
precision cut quality gaskets including,
but not limited to CNC oscillating
knife cutting machines.
protection from mechanical and abrasive
damage, in addition to external chemical
attack to all types of rubber and plastic
tubing. In addition, overbraid can be used
for protecting both metallic & PTFE bellows.
It also increases the hoop strength of the
tubing and limits axial movement.