Glossary of Terms
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- Glossary of Terms
A
ASTM – ASTM American Society for Testing and Materials. ASTM International, formerly known as American Society for Testing and Materials,…
B
Butadiene rubber - synthetic rubber widely employed in tire treads for trucks and automobiles. It consists of polybutadiene, an elastomer…
C
CM – CM are speciality elastomers that can be crosslinked either by curing agents or irradiation leading to parts with…
D
DAMPING – Damping is an influence within or upon an oscillatory system that has the effect of reducing or preventing…
E
EPDM – ASTM- EPDM stands for ethylene propylene diene monomer, which is a bit of a mouthful, so it's commonly…
F
FKM – ASTM- FKM is the ASTM designation for a class of fluorinated, carbon-based synthetic rubber, commonly known as fluoroelastomer.…
G
GR-S- any of a class of general-purpose synthetic rubbers that are made by copolymerizing emulsions of butadiene and styrene commonly…
H
HALOGEN – A halogen is a chemical element that forms a salt when it reacts with metal. Halogen lamps are…
I
I.D. OR ID- The inside diameter (ID) of a hollow circular object, like a pipe, is a measurement of the…
J
Jackleg - A percussion drill used for drifting or stopping that is mounted on a telescopic leg which has an…
K
KNIT LINES OR MARKS- A knit line is any line, visible or not, where two resin flows meet. Depending on…
L
LIM – Liquid injection molding, or LIM, is a production process commonly used to make rubber parts or to make…
M
MANDREL- a usually tapered or cylindrical axle, spindle, or arbor inserted into a hole in a piece of work to…
N
NBR – Nitrile rubber (NBR), also called nitrile-butadiene rubber, an oil-resistant synthetic rubber produced from a copolymer of acrylonitrile and…
O
O.D. AND OD- The outside diameter of a pipe or any cylinder is exactly what it sounds like – the…
P
pH – It is a scale used to specify the acidity or basicity of an aqueous solution. Acidic solutions (solutions…
R
RHC- Total Hydrocarbon Content represents the percentage of polymer or polymers in the formulation. It is determined by subtracting the…
S
SI – The International System of Units (abbreviated SI, from the French Système international d'unités) is the metric system used…
T
TGA- Thermogravimetric analysis or thermal gravimetric analysis (TGA) is a method of thermal analysis in which the mass of a…
U
ULTRA ACCELATOR- Vulcanization is a cross linking process in which individual molecules of rubber (polymer) are converted into a three-dimensional…
V
VISCOSITY- Viscosity is a measure of a fluid's resistance to flow. It describes the internal friction of a moving fluid.…
W
WEATHERING- Weathering is the breaking down or dissolving of rocks and minerals on Earths surface. Once a rock has been…
Y
YERZLEY RESILIENCE- One test method is the Bayshore Resilience method. It calls for the dropping of a weighted ball from…
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