OSHA Official Downplays Prospects for US EPA Collaboration on Chemical Risks A senior official at the Occupational Safety and Health Administration (OSHA) is downplaying the prospect of significant consultation with the US Environmental Protection Agency (EPA) on chemical risks to workers under the revised toxics law, as some industry groups have sought, calling the extent of … [Read more...] about Regulatory News
Q&A: Where, under a UV lamp, should a radiometer be located for an accurate measurement?
By R.W. Stowe, UV applications engineering consultant, Heraeus Noblelight America LLC We've heard this question several times. UV radiometers come in many shapes and sizes. Some are used only for measurement at a single point, while others are designed to make measurements while passing at a distance under the UV source. For many years, the majority of UV lamps have … [Read more...] about Q&A: Where, under a UV lamp, should a radiometer be located for an accurate measurement?
UV-Related Papers Presented at WCX18
By Dianna Brodine, managing editor, UV+EB Technology SAE World Congress was renamed in 2018, now branded as WCXTM18: SAE World Congress Experience. Held April 9 through 11 at the Cobo Center in Detroit, Michigan, the event was billed as the place "where collaboration and imagination converge to create new solutions for common industry challenges. Where expertise and experience … [Read more...] about UV-Related Papers Presented at WCX18
Validating Isotropy in SLA Additive Manufacturing
By F. Timur Senguen, quality/DVT lead, and Chen Wang, materials scientist, Formlabs In the context of additive manufacturing, the term anisotropy is typically used to describe the orientation-dependent physical properties of the printed part. This effect is commonly attributed to the layer-by-layer production method that yields a distinct macro structure in Fused Deposition … [Read more...] about Validating Isotropy in SLA Additive Manufacturing
Q&A: Is All 3D Printing an Opportunity for UV Curing?
By Mike Idacavage, vice president of business development, Colorado Photopolymer Solutions Over the past two or three years, one topic has seemed to stand out in the RadTech universe. Whether it is at the biennial RadTech conference, uv.eb WEST or even this publication, it wont be long before one sees a reference to 3D printing. As the initial UV+EB Technology column … [Read more...] about Q&A: Is All 3D Printing an Opportunity for UV Curing?