{"product_id":"lev108-guide-on-reverse-jet-filters-copy-copy-copy","title":"LEV105 Understanding Masterbatch","description":"\u003ch3 data-start=\"290\" data-end=\"353\"\u003eA Local Exhaust Ventilation (LEV)–Focused Guidance Document\u003c\/h3\u003e\n\u003cp data-start=\"355\" data-end=\"526\"\u003eMasterbatch production underpins much of the modern plastics industry — yet it remains one of the most \u003cstrong data-start=\"458\" data-end=\"503\"\u003ecomplex and underestimated exposure risks\u003c\/strong\u003e in polymer processing.\u003c\/p\u003e\n\u003cp data-start=\"528\" data-end=\"899\"\u003eFrom fine polymer powders and hazardous additives to static electricity, combustible dust, fumes, and extruder fires, masterbatch manufacture presents a unique combination of \u003cstrong data-start=\"703\" data-end=\"747\"\u003erespiratory, fire, and explosion hazards\u003c\/strong\u003e. Too often, these risks are managed reactively, with LEV systems added without fully understanding the materials, processes, or failure modes involved.\u003c\/p\u003e\n\u003cp data-start=\"901\" data-end=\"965\"\u003eLEV105: Masterbatch and Control was written to address that gap.\u003c\/p\u003e\n\u003cp data-start=\"967\" data-end=\"1235\"\u003eThis guide provides a clear, structured overview of masterbatch production \u003cstrong data-start=\"1042\" data-end=\"1091\"\u003ethrough the lens of Local Exhaust Ventilation\u003c\/strong\u003e, focusing on how exposure is generated, how control is lost, and how effective engineering solutions can be designed, assessed, and maintained.\u003c\/p\u003e\n\u003chr data-start=\"1237\" data-end=\"1240\"\u003e\n\u003ch2 data-start=\"1242\" data-end=\"1286\"\u003eA Practical, LEV-Biased Engineering Guide\u003c\/h2\u003e\n\u003cp data-start=\"1288\" data-end=\"1357\"\u003eLEV105 is not a chemistry textbook and not generic plastics guidance.\u003c\/p\u003e\n\u003cp data-start=\"1359\" data-end=\"1524\"\u003eIt is a \u003cstrong data-start=\"1367\" data-end=\"1400\"\u003epractitioner-focused document\u003c\/strong\u003e, written for those responsible for designing, inspecting, testing, or relying upon LEV systems in masterbatch environments.\u003c\/p\u003e\n\u003cp data-start=\"1526\" data-end=\"1748\"\u003eThe guide walks through the full production process — from raw material handling to extrusion — highlighting where airborne dusts, fumes, vapours, and secondary exposures arise, and how LEV should be applied at each stage.\u003c\/p\u003e\n\u003cp data-start=\"1750\" data-end=\"1769\"\u003eKey topics include:\u003c\/p\u003e\n\u003cul data-start=\"1771\" data-end=\"2405\"\u003e\n\u003cli data-start=\"1771\" data-end=\"1825\"\u003e\n\u003cp data-start=\"1773\" data-end=\"1825\"\u003eWhat masterbatch is and how it is used in industry\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1826\" data-end=\"1890\"\u003e\n\u003cp data-start=\"1828\" data-end=\"1890\"\u003eTypes of masterbatch (colour, additive, filler, combination)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1891\" data-end=\"1957\"\u003e\n\u003cp data-start=\"1893\" data-end=\"1957\"\u003eProperties of common masterbatch additives and processing aids\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1958\" data-end=\"2024\"\u003e\n\u003cp data-start=\"1960\" data-end=\"2024\"\u003eTypical hazardous substances used (LDPE, LLDPE, PP, additives)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2025\" data-end=\"2074\"\u003e\n\u003cp data-start=\"2027\" data-end=\"2074\"\u003eCombustible dust and static electricity risks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2075\" data-end=\"2145\"\u003e\n\u003cp data-start=\"2077\" data-end=\"2145\"\u003eHealth effects of polymer dusts, fumes, and decomposition products\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2146\" data-end=\"2206\"\u003e\n\u003cp data-start=\"2148\" data-end=\"2206\"\u003eMasterbatch manufacturing processes and extrusion stages\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2207\" data-end=\"2285\"\u003e\n\u003cp data-start=\"2209\" data-end=\"2285\"\u003eHigh-risk activities: weighing, mixing, tipping, feeding, and bag handling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2286\" data-end=\"2337\"\u003e\n\u003cp data-start=\"2288\" data-end=\"2337\"\u003eDust and fume release points along the extruder\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2338\" data-end=\"2405\"\u003e\n\u003cp data-start=\"2340\" data-end=\"2405\"\u003eCommon real-world failures of LEV systems in masterbatch plants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2407\" data-end=\"2538\"\u003eThroughout, the emphasis remains on \u003cstrong data-start=\"2443\" data-end=\"2470\"\u003ehow contaminants behave\u003c\/strong\u003e, and what that means for capture, containment, and worker exposure.\u003c\/p\u003e\n\u003chr data-start=\"2540\" data-end=\"2543\"\u003e\n\u003ch2 data-start=\"2545\" data-end=\"2585\"\u003eLEV Systems in Masterbatch Production\u003c\/h2\u003e\n\u003cp data-start=\"2587\" data-end=\"2751\"\u003eMasterbatch environments place heavy demands on extraction systems. Fine powders, greasy vapours, heat, and static all influence system performance and reliability.\u003c\/p\u003e\n\u003cp data-start=\"2753\" data-end=\"2831\"\u003eLEV105 examines the two most common filtration approaches used in this sector:\u003c\/p\u003e\n\u003cul data-start=\"2833\" data-end=\"2895\"\u003e\n\u003cli data-start=\"2833\" data-end=\"2866\"\u003e\n\u003cp data-start=\"2835\" data-end=\"2866\"\u003eMechanical shake filter units\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2867\" data-end=\"2895\"\u003e\n\u003cp data-start=\"2869\" data-end=\"2895\"\u003eReverse jet filter units\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2897\" data-end=\"2970\"\u003eThe guide compares their practical advantages and limitations, including:\u003c\/p\u003e\n\u003cul data-start=\"2972\" data-end=\"3158\"\u003e\n\u003cli data-start=\"2972\" data-end=\"3016\"\u003e\n\u003cp data-start=\"2974\" data-end=\"3016\"\u003eImpact on airflow and capture efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3017\" data-end=\"3058\"\u003e\n\u003cp data-start=\"3019\" data-end=\"3058\"\u003eDowntime and maintenance requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3059\" data-end=\"3103\"\u003e\n\u003cp data-start=\"3061\" data-end=\"3103\"\u003eFilter blinding and volumetric flow loss\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3104\" data-end=\"3158\"\u003e\n\u003cp data-start=\"3106\" data-end=\"3158\"\u003eSuitability for continuous production environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3160\" data-end=\"3317\"\u003eIt also highlights the often-overlooked need to \u003cstrong data-start=\"3208\" data-end=\"3245\"\u003eseparate dust and fume extraction\u003c\/strong\u003e, particularly where hot, greasy vapours risk blinding dry dust filters.\u003c\/p\u003e\n\u003chr data-start=\"3319\" data-end=\"3322\"\u003e\n\u003ch2 data-start=\"3324\" data-end=\"3354\"\u003eAchieving Effective Control\u003c\/h2\u003e\n\u003cp data-start=\"3356\" data-end=\"3467\"\u003eLEV105 sets out a clear, structured approach to control, aligned with COSHH and HSG258 expectations, including:\u003c\/p\u003e\n\u003cul data-start=\"3469\" data-end=\"3905\"\u003e\n\u003cli data-start=\"3469\" data-end=\"3529\"\u003e\n\u003cp data-start=\"3471\" data-end=\"3529\"\u003eComprehensive risk assessment for masterbatch operations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3530\" data-end=\"3567\"\u003e\n\u003cp data-start=\"3532\" data-end=\"3567\"\u003eApplying the hierarchy of control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3568\" data-end=\"3624\"\u003e\n\u003cp data-start=\"3570\" data-end=\"3624\"\u003eDesigning partial enclosures for weighing and mixing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3625\" data-end=\"3680\"\u003e\n\u003cp data-start=\"3627\" data-end=\"3680\"\u003eCorrect hood selection and positioning at extruders\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3681\" data-end=\"3732\"\u003e\n\u003cp data-start=\"3683\" data-end=\"3732\"\u003eManaging waste sacks and secondary dust release\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3733\" data-end=\"3798\"\u003e\n\u003cp data-start=\"3735\" data-end=\"3798\"\u003eMonitoring performance through airflow indicators and testing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3799\" data-end=\"3851\"\u003e\n\u003cp data-start=\"3801\" data-end=\"3851\"\u003eMaintenance, cleaning, and access considerations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3852\" data-end=\"3905\"\u003e\n\u003cp data-start=\"3854\" data-end=\"3905\"\u003eTraining, RPE integration, and emergency planning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3907\" data-end=\"4079\"\u003eThe guidance is written to support \u003cstrong data-start=\"3942\" data-end=\"3972\"\u003edefensible decision-making\u003c\/strong\u003e during COSHH Regulation 9 Thorough Examination and Test (TExT), as well as day-to-day operational control.\u003c\/p\u003e\n\u003chr data-start=\"4081\" data-end=\"4084\"\u003e\n\u003ch2 data-start=\"4086\" data-end=\"4105\"\u003eWhy This Matters\u003c\/h2\u003e\n\u003cp data-start=\"4107\" data-end=\"4179\"\u003eIn masterbatch production, small failures can have serious consequences:\u003c\/p\u003e\n\u003cul data-start=\"4181\" data-end=\"4479\"\u003e\n\u003cli data-start=\"4181\" data-end=\"4236\"\u003e\n\u003cp data-start=\"4183\" data-end=\"4236\"\u003eFine polymer dusts can form combustible atmospheres\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4237\" data-end=\"4285\"\u003e\n\u003cp data-start=\"4239\" data-end=\"4285\"\u003eStatic discharge can ignite accumulated dust\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4286\" data-end=\"4354\"\u003e\n\u003cp data-start=\"4288\" data-end=\"4354\"\u003ePoor extraction allows widespread contamination of the workspace\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4355\" data-end=\"4422\"\u003e\n\u003cp data-start=\"4357\" data-end=\"4422\"\u003eExtruder fires introduce smoke and toxic decomposition products\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4423\" data-end=\"4479\"\u003e\n\u003cp data-start=\"4425\" data-end=\"4479\"\u003eInadequate LEV leads to chronic respiratory exposure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"4481\" data-end=\"4663\"\u003eLEV105 helps practitioners recognise these risks early, understand their root causes, and implement proportionate, effective controls — protecting workers, processes, and compliance.\u003c\/p\u003e\n\u003chr data-start=\"4665\" data-end=\"4668\"\u003e\n\u003ch2 data-start=\"4670\" data-end=\"4694\"\u003eWho This Guide Is For\u003c\/h2\u003e\n\u003cp data-start=\"4696\" data-end=\"4728\"\u003eLEV105 is essential reading for:\u003c\/p\u003e\n\u003cul data-start=\"4730\" data-end=\"4975\"\u003e\n\u003cli data-start=\"4730\" data-end=\"4759\"\u003e\n\u003cp data-start=\"4732\" data-end=\"4759\"\u003eLEV engineers and testers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4760\" data-end=\"4805\"\u003e\n\u003cp data-start=\"4762\" data-end=\"4805\"\u003ePlastics and polymer processing engineers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4806\" data-end=\"4833\"\u003e\n\u003cp data-start=\"4808\" data-end=\"4833\"\u003eOccupational hygienists\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4834\" data-end=\"4867\"\u003e\n\u003cp data-start=\"4836\" data-end=\"4867\"\u003eHealth \u0026amp; safety professionals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4868\" data-end=\"4911\"\u003e\n\u003cp data-start=\"4870\" data-end=\"4911\"\u003eDesigners, installers, and duty holders\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4912\" data-end=\"4975\"\u003e\n\u003cp data-start=\"4914\" data-end=\"4975\"\u003eRegulators and inspectors working in plastics manufacturing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"4977\" data-end=\"5116\"\u003eIf you are responsible for exposure control in a masterbatch environment, this guide provides the practical insight needed to get it right.\u003c\/p\u003e\n\u003chr data-start=\"5118\" data-end=\"5121\"\u003e\n\u003ch2 data-start=\"5123\" data-end=\"5141\"\u003eProduct Details\u003c\/h2\u003e\n\u003cul data-start=\"5143\" data-end=\"5491\"\u003e\n\u003cli data-start=\"5143\" data-end=\"5211\"\u003e\n\u003cp data-start=\"5145\" data-end=\"5211\"\u003e\u003cstrong data-start=\"5145\" data-end=\"5155\"\u003eTitle:\u003c\/strong\u003e LEV105: Masterbatch and Control (LEV-Biased Guidance)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"5212\" data-end=\"5256\"\u003e\n\u003cp data-start=\"5214\" data-end=\"5256\"\u003e\u003cstrong data-start=\"5214\" data-end=\"5225\"\u003eSeries:\u003c\/strong\u003e LEV Academy Technical Guides\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"5257\" data-end=\"5292\"\u003e\n\u003cp data-start=\"5259\" data-end=\"5292\"\u003e\u003cstrong data-start=\"5259\" data-end=\"5270\"\u003eFormat:\u003c\/strong\u003e Digital guide (PDF)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"5293\" data-end=\"5369\"\u003e\n\u003cp data-start=\"5295\" data-end=\"5369\"\u003e\u003cstrong data-start=\"5295\" data-end=\"5305\"\u003eFocus:\u003c\/strong\u003e LEV design, assessment, and control in masterbatch production\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"5370\" data-end=\"5404\"\u003e\n\u003cp data-start=\"5372\" data-end=\"5404\"\u003e\u003cstrong data-start=\"5372\" data-end=\"5383\"\u003eAuthor:\u003c\/strong\u003e Louise Davies Wood\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"5405\" data-end=\"5437\"\u003e\n\u003cp data-start=\"5407\" data-end=\"5437\"\u003e\u003cstrong data-start=\"5407\" data-end=\"5421\"\u003ePublished:\u003c\/strong\u003e December 2024\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"5438\" data-end=\"5491\"\u003e\n\u003cp data-start=\"5440\" data-end=\"5491\"\u003e\u003cstrong data-start=\"5440\" data-end=\"5463\"\u003eRegulatory Context:\u003c\/strong\u003e COSHH Regulations, HSG258\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LEV Academy","offers":[{"title":"Default Title","offer_id":52699539636563,"sku":null,"price":50.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/3313\/8771\/files\/Screenshot_2026-05-04_222522.png?v=1777929940","url":"https:\/\/www.levacademy.co.uk\/products\/lev108-guide-on-reverse-jet-filters-copy-copy-copy","provider":"LEV Academy","version":"1.0","type":"link"}