[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-seo-672713-105":3,"detail-sidebar-cat-0-en-105":79,"doc-detail-672713-en":129},{"code":4,"msg":5,"data":6},0,"ok",{"site_id":7,"language":8,"slug":9,"title":10,"keywords":11,"description":12,"schema_data":13,"social_meta":72,"head_meta":74,"extra_data":76,"updated_unix":78},105,"en","viton-a-200-technical-information-properties-applications-safety","Viton™ A-200 - Technical Information - Properties, Applications & Safety","","Viton™ A-200 fluoroelastomer is an “A-family” gum polymer formulated for cleaner molding using Viton™ Curative No. 50. Compared with other A-family dipolymers, it delivers lower viscosity, improved mold flow, excellent extrusion behavior, better mold release, less mold fouling, and enhanced compression set resistance. The bulletin provides chemical composition, physical form, general and vulcanizate properties, and tables comparing it with Viton™ E-45 and various black compound hardnesses, plus handling guidance and application examples including O-rings and fuel hose.",{"@graph":14,"@context":71},[15,34,54],{"@type":16,"itemListElement":17},"BreadcrumbList",[18,23,27,31],{"item":19,"name":20,"@type":21,"position":22},"https://docshare.wps.com","Home","ListItem",1,{"item":24,"name":25,"@type":21,"position":26},"https://docshare.wps.com/document/","Document",2,{"item":28,"name":29,"@type":21,"position":30},"https://docshare.wps.com/document/technology/","Technology",3,{"item":32,"name":10,"@type":21,"position":33},"https://docshare.wps.com/document/viton-a-200-technical-information-properties-applications-safety/672713/",4,{"url":32,"name":10,"@type":35,"image":36,"author":41,"headline":10,"publisher":44,"fileFormat":47,"inLanguage":8,"description":12,"dateModified":48,"datePublished":48,"encodingFormat":47,"isAccessibleForFree":49,"interactionStatistic":50},"DigitalDocument",{"url":37,"@type":38,"width":39,"height":40},"https://docshare.wps.com/thumbnails/viton-a-200-technical-information-properties-applications-safety/672713.png","ImageObject",300,407,{"name":42,"@type":43},"pixelkiddo","Person",{"url":19,"name":45,"@type":46},"DocShare","Organization","application/pdf","2026-11-02",true,{"@type":51,"interactionType":52,"userInteractionCount":22},"InteractionCounter",{"@type":53},"ViewAction",{"@type":55,"mainEntity":56},"FAQPage",[57,63,67],{"name":58,"@type":59,"acceptedAnswer":60},"What curative is recommended for Viton™ A-200 molding?","Question",{"text":61,"@type":62},"Viton™ A-200 is designed for use with the clean molding bisphenol curative, Viton™ Curative No. 50.","Answer",{"name":64,"@type":59,"acceptedAnswer":65},"What processing and performance improvements does Viton™ A-200 offer?",{"text":66,"@type":62},"Compared with other “A-family” dipolymers, it provides lower viscosity, improved mold flow, excellent extrusion characteristics, better mold release, less mold fouling, and improved compression set resistance.",{"name":68,"@type":59,"acceptedAnswer":69},"How should Viton™ A-200 be handled safely?",{"text":70,"@type":62},"Read the Chemours technical bulletin for handling precautions, handle it like other Viton™ grades, keep it off skin, and wash well after handling. For safe handling of other compounding ingredients, refer to their manufacturers’ literature.","https://schema.org",{"og:url":32,"og:type":73,"og:title":10,"og:site_name":45,"og:description":12},"article",{"robots":75,"canonical":32},"index,follow",{"doc_id":77,"site_id":7},672713,1793605727,{"code":4,"msg":80,"data":81},"success",[82,86,90,94,99,103,108,113,118,121,125],{"id":22,"doc_module":4,"doc_module_name":25,"category_name":83,"show_sort_weight":84,"slug":85},"Story & Novel",90,"story-novel",{"id":26,"doc_module":4,"doc_module_name":25,"category_name":87,"show_sort_weight":88,"slug":89},"Literature",80,"literature",{"id":33,"doc_module":4,"doc_module_name":25,"category_name":91,"show_sort_weight":92,"slug":93},"Exam",70,"exam",{"id":95,"doc_module":4,"doc_module_name":25,"category_name":96,"show_sort_weight":97,"slug":98},5,"Comic",60,"comic",{"id":100,"doc_module":4,"doc_module_name":25,"category_name":29,"show_sort_weight":101,"slug":102},6,50,"technology",{"id":104,"doc_module":4,"doc_module_name":25,"category_name":105,"show_sort_weight":106,"slug":107},7,"Healthcare",40,"healthcare",{"id":109,"doc_module":4,"doc_module_name":25,"category_name":110,"show_sort_weight":111,"slug":112},8,"Research & Report",30,"research-report",{"id":114,"doc_module":4,"doc_module_name":25,"category_name":115,"show_sort_weight":116,"slug":117},9,"Religion & Spirituality",20,"religion-spirituality",{"id":116,"doc_module":4,"doc_module_name":25,"category_name":119,"show_sort_weight":116,"slug":120},"World Cup","world-cup",{"id":122,"doc_module":4,"doc_module_name":25,"category_name":123,"show_sort_weight":122,"slug":124},10,"Lifestyle","lifestyle",{"id":126,"doc_module":4,"doc_module_name":25,"category_name":127,"show_sort_weight":95,"slug":128},19,"General","general",{"code":4,"msg":80,"data":130},{"doc_id":77,"user_id":131,"nickname":42,"user_avatar":132,"doc_module":4,"category_id":100,"category_name":29,"doc_title":10,"doc_description":12,"doc_content":133,"file_id":134,"file_url":135,"file_type":136,"file_size":137,"view_count":22,"is_deleted":4,"is_public":22,"is_downloadable":22,"audit_status":22,"page_count":100,"language":138,"language_code":8,"site_id":7,"html_lang":8,"table_of_contents":139,"faqs":140,"seo_title":141,"seo_description":12,"update_tm":78,"read_time":142},962090883892,"https://ap-avatar.wpscdn.com/avatar/e00115db34f3e0f11b?x-image-process=image/resize,m_fixed,w_180,h_180&k=1790152879550218658","A-200  \nFluoroelastomers  \nTechnical Information  \nIntroduction  \nViton™ A-200* fluoroelastomer is an“A-family” gum polymer that demonstrates improved processing when compared with existing fluoroelastomers. Viton™ A-200 is designed for use with the clean molding bisphenol curative, Viton™ Curative No. 50.  \nCompared with other“A-family” dipolymers, Viton™ A-200 provides:  \n• Lower viscosity  \n• Improved mold flow  \n• Excellent extrusion characteristics  \n• Better mold release  \n• Less mold fouling  \n• Improved compression set resistance  \nProduct Description  \n\n| Chemical Composition | Dipolymer of hexafluoropropylene and vinylidene fluoride |\n| --- | --- |\n| Physical Form | Free-flowing pellets |\n| Appearance | Silver-gray |\n| Odor | None |\n| Mooney Viscosity, ML 1 + 10 at 121 °C (250 °F) | 22 |\n| Specific Gravity | 1.82 |\n| Storage Stability | Excellent |\n| Solubility | Low molecular weight esters and ketones |\n\n*Viton™ A-200 was formerly named VTR-5995 .  \nApplications  \n• Transfer and injection molding  \n– O-rings  \n– Valve stem seals and shaft seals  \n– Parts with complicated shapes  \n• Extrusions  \n– Fuel hose and tubing  \n• Solution coating  \n– Fabric  \n– Tanks or chemical containers  \nSafety and Handling  \nBefore handling or processing Viton™ A-200, read and be guided by the recommendations in the Chemours technical bulletin,“Handling Precautions for Viton™ and Related Chemicals.”  \nViton™ A-200 should be handled like other types of Viton™ . Keep off skin and wash well after handling. For the safe handling of other compounding ingredients, refer to the respective manufacturers’ literature.  \nTable 1. General Properties of Viton™ A-200 Compared with Viton™ E-45  \n\n|  | Viton™ A-200 | Viton™ E-45 |\n| --- | --- | --- |\n| Viton™ A-200 | 100 | — |\n| Viton™ E-45 | — | 100 |\n| MT Black (N990) | 30 | 30 |\n| High-Activity MgO | 3 | 3 |\n| Calcium Hydroxide | 6 | 6 |\n| Viton™ Curative No. 50 | 2.5 | 2.5 |\n| VPA No. 3 | 1 | 1 |\n| Stock Properties |  |  |\n| Mooney Scorch, MS at 121 °C (250°F) |  |  |\n| Minimum, in·lb | 26 | 34 |\n| Time to 1-unit rise, min | 30 | 30 |\n| ODR at 177 °C (350 °F), Microdie, 3° Arc, 12 min |  |  |\n| ML, N·m in·lbf | 0.5 (4) | 0.7 (6) |\n| ts2, min | 1.9 | 2.1 |\n| tc90, min | 2.8 | 3.3 |\n| MH, N·m in·lbf | 11.4 (96) | 12.5 (108) |\n| Vulcanizate Properties |  |  |\n| Press Cured: 10 min at 177 °C (350 °F)\u003Cbr>Post-Cured: 24 hr at 232 °C (450 °F) |  |  |\n| Stress/Strain—Original |  |  |\n| 100% Modulus, MPa (psi) | 5.7 (820) | 6.4 (930) |\n| Tensile Strength, MPa (psi) | 11.1 (1,610) | 11.9 (1,730) |\n| Elongation at Break,% | 200 | 190 |\n| Hardness, durometer A, pts | 76 | 76 |\n| Stress/Strain—After 7 days/225 °C (437 °F) |  |  |\n| 100% Modulus, MPa (psi) | 4.3 (620) | 5.2 (750) |\n| Tensile Strength, MPa (psi) | 9.7 (1,400) | 10.8 (1,570) |\n| Elongation at Break,% | 210 | 200 |\n| Hardness, durometer A, pts | 79 | 79 |\n| Compression Set, Method B, O-Rings,% |  |  |\n| 22 hr at RT | 7 | 9 |\n| 22 hr at 200 °C (392 °F) | 10 | 12 |\n| 336 hr at 200 °C (392 °F) | 35 | 34 |\n\nTable 2. Hard and Soft Black Compounds in Viton™ A-200  \n\n| Nominal Hardness (Durometer A) | 85 | 75 | 60 | 53 | 50 |\n| --- | --- | --- | --- | --- | --- |\n| Viton™ A-200 | 97.5 | 97.5 | 97.5 | 97.5 | 98 |\n| MT Black (N990) | 45 | 30 | 10 | 2 | 2 |\n| Viton™ Curative No. 20 | — | — | — | — | 0.5 |\n| Viton™ Curative No. 50 | 2.5 | 2.5 | 2.5 | 2.5 | 1.5 |\n| High-Activity MgO | 3 | 3 | 3 | 3 | 3 |\n| Calcium Hydroxide | 6 | 6 | 6 | 6 | 6 |\n| VPA No. 1 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |\n| VPA No. 3 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |\n| Stock Properties |  |  |  |  |  |\n| Mooney Scorch, MS at 121 °C (250 °F) |  |  |  |  |  |\n| Minimum, in·lb | 32 | 25 | 17 | 17 | 19 |\n| 5-pt rise, min | 30 | 30 | 30 | 30 | 15 |\n| ODR at 177 °C (350 °F), Microdie, 3° Arc, 12 min |  |  |  |  |  |\n| ML, in·lb | 6.5 | 6.5 | 5.0 | 5.0 | 8.0 |\n| ts2, min | 2.0 | 2.2 | 2.6 | 2.8 | 1.5 |\n| tc90, min | 3.4 | 3.5 | 3.8 | 3.8 | 2.6 |\n| MH, in·lb | 127 | 122 | 100 | 88 | 56 |\n| Vulcanizate P","cbCainMa0coWCfkE","https://ap.wps.com/l/cbCainMa0coWCfkE","pdf",74116,"English","# Introduction\n# Product Description\n## Chemical Composition and Physical Form\n## General Properties\n# Applications\n# Safety and Handling\n# Comparative Tables\n## Viton™ A-200 vs Viton™ E-45\n## Black Compounds by Durometer Hardness\n## Non-Black Fillers in Viton™ A-200","[{\"question\":\"What curative is recommended for Viton™ A-200 molding?\",\"answer\":\"Viton™ A-200 is designed for use with the clean molding bisphenol curative, Viton™ Curative No. 50.\"},{\"question\":\"What processing and performance improvements does Viton™ A-200 offer?\",\"answer\":\"Compared with other “A-family” dipolymers, it provides lower viscosity, improved mold flow, excellent extrusion characteristics, better mold release, less mold fouling, and improved compression set resistance.\"},{\"question\":\"How should Viton™ A-200 be handled safely?\",\"answer\":\"Read the Chemours technical bulletin for handling precautions, handle it like other Viton™ grades, keep it off skin, and wash well after handling. For safe handling of other compounding ingredients, refer to their manufacturers’ literature.\"}]","Viton™ A-200 - Technical Information - Properties, Applications & Safety | PDF",15]