Weicon Primer E 500 is a surface preparation primer used on non-absorbent surfaces before applying silicone-based adhesives and sealing products. The product has been developed to improve adhesion performance on aluminum, stainless steel, brass, copper, zinc, tin, enamel, ceramic, glass, and certain engineering plastics. The technical documentation states that it has a silicone resin-based, solvent-based formulation and a slightly yellowish transparent appearance. This Germany-made product is manufactured by WEICON GmbH & Co. KG.<\/p>\n
Technical structure and main function of Primer E 500<\/strong> Application method and compatible systems<\/strong> Surface compatibility and industrial application areas<\/strong> Performance advantages and points to consider during use<\/strong> It is a surface preparation primer used before silicone applications on non-absorbent surfaces. By increasing adhesion on metal, glass, ceramic, and certain plastics, it provides more reliable results in sealing and bonding applications.<\/p>\n","protected":false},"featured_media":6525,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[326],"product_cat":[314],"product_tag":[],"class_list":["post-7077","product","type-product","status-publish","has-post-thumbnail","product_brand-weicon","product_cat-surface-preparation-products","first","instock","taxable","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/utmteknik.com\/en\/wp-json\/wp\/v2\/product\/7077","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/utmteknik.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/utmteknik.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/utmteknik.com\/en\/wp-json\/wp\/v2\/comments?post=7077"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/utmteknik.com\/en\/wp-json\/wp\/v2\/media\/6525"}],"wp:attachment":[{"href":"https:\/\/utmteknik.com\/en\/wp-json\/wp\/v2\/media?parent=7077"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/utmteknik.com\/en\/wp-json\/wp\/v2\/product_brand?post=7077"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/utmteknik.com\/en\/wp-json\/wp\/v2\/product_cat?post=7077"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/utmteknik.com\/en\/wp-json\/wp\/v2\/product_tag?post=7077"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\nThis primer is not the main adhesive material; rather, it is an auxiliary pre-treatment product that increases adhesion between the surface and silicone-based systems. In the official technical data sheet, its density is given as approximately 0.78 g\/cm\u00b3, and its typical consumption is around 100 ml\/m\u00b2. The recommended working temperature is between +10 \u00b0C and +25 \u00b0C; after application, an evaporation time of approximately 60 minutes should be allowed, and the adhesive should be applied within no later than 8 hours. This structure helps create a more controlled and reliable bond, especially on non-absorbent and smooth surfaces.<\/p>\n
\nBefore application, the surface must be dry, clean, dust-free, and free from grease. After shaking, the product is applied in a thin layer with a clean cloth, and then the bonding process can continue after observing the specified minimum evaporation time. The technical data sheet states that this primer is especially compatible with WEICON Silicone A, F, and N, HT-300, and Black-Seal. For unknown material types, compatibility and suitability testing is recommended before serial application.<\/p>\n
\nThis product stands out in metalworking, machinery manufacturing, white goods, automotive supply industries, glass-ceramic assembly, HVAC, electrical-electronics enclosure manufacturing, and general industrial maintenance applications. It is designed for use not only on non-absorbent metal surfaces such as aluminum, steel, stainless steel, and enamel, but also on glass, ceramic, and certain plastics such as ABS, rigid PVC, PA 6.6, and glass fiber-reinforced plastics. For this reason, it is a practical solution for businesses seeking to standardize surface preparation in sealing, gasketing, and elastic bonding applications carried out with silicone. It is particularly advantageous in reducing adhesion weaknesses caused by the surface, ensuring repeatable application quality, and increasing process reliability.<\/p>\n
\nThe key advantage of Primer E 500 is that it helps silicone-based systems adhere more effectively to non-absorbent surfaces. Its ability to be applied as a thin film, its defined process window, and its usability on many metals and technical surfaces make it practical to use. The safety documentation clearly states that the product is a highly flammable liquid and vapor, and that care must be taken regarding skin and eye contact as well as vapor exposure. Therefore, good ventilation, appropriate personal protective equipment, and storage and handling conditions in accordance with SDS rules must be followed during application.<\/p>\n","protected":false},"excerpt":{"rendered":"