Measuring Plastics with Color Instruments (.pdf)
. Convertor - End User. Blown film. Blow molding. Injection molding. Sheet extrusion. Rotational molding. Gel molding. Casting. Thermoforming (vacuum forming). CalenderingCompression. Transfer molding. Typical evaluation methods are QC instrumentation and physical test. Some companies may use CCM...
Seeing the Light (.pdf)
suffered a significant net reflection. Since the amount of signal reflected depends on. changes when it hits the sandbar, and a. the difference in refractive indices between the gap and the fiber, an index-matching gel in the gap,. small portion of the wave is reflected. which "bridges" the refractive...
Maintaining Biodiesel Quality Standards (.pdf)
it will begin to. do not typically worry about. solidify or gel, called the cloud. whether the blend ratio is correct. point. To account for cold flow. until a problem occurs. For fleet. properties of each feedstock, B100. managers, this can mean a total. should ideally be kept at least 10º. shutdown...
Maintaining Biodiesel Blend Quality Standards (.pdf)
. adequate blend prior to delivery. blends was inaccurate blend ratios. Each feedstock has a different. Retail customers and fleet managers. temperate at which it will begin to. do not typically worry about. solidify or gel, called the cloud. whether the blend ratio is correct. point. To account...
New ASTM Method for Measuring Oil and Grease in Water and Soil
(Total Oil and Grease) the. extract is then placed in a quartz cuvette to be measured by the infrared spectrometer or. analyzer. For TPH (Total Petroleum Hydrocarbons) the extract is passed though silica. gel to remove the polar organics and then placed in the quartz cuvette. A beam of. infrared...