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What is the difference between 3240 epoxy board and FR4 epoxy board?

What is the difference between 3240 epoxy board and FR4 ايپوڪسائي بورڊ?

1. Translucent color.

FR4 epoxy بورڊ جو رنگ بلڪل فطري آھي ، ھڪڙو بيڊ جيڊ ، ۽ 3240 epoxy بورڊ جو رنگ ڪجھ چمڪندڙ آھي. اهو تمام قدرتي نظر نٿو اچي. اڪثر رنگ بلڪل يونيفارم ناھن.

2. FR4 has good flame retardant performance.

FR4 is an improved product of 3240 epoxy resin board. The flame retardant performance of FR4 epoxy board meets the national UL94V-0 standard. 3240 epoxy resin board has no flame retardant properties.

3. FR4 is non-radiation and environmentally friendly.

3240 epoxy resin board is halogen-containing, which is not very environmentally friendly to the environment and the human body. It also does not conform to the country’s green sustainable development strategy. The FR4 epoxy board is just the opposite.

4. FR4 can self-extinguish from the fire.

FR4 کي باھ جي صورت ۾ قدرتي طور تي ختم ڪري سگھجي ٿو.

5. FR4 has good dimensional stability.

FR4 جو دائمي استحڪام 3240 جي betterيٽ ۾ بھتر آھي ، ۽ د processائڻ واري عمل دوران ، FR4 جي ٿلھي رواداري 3240 جي muchيٽ ۾ بھتر آھي ، جيڪا پروسيسنگ لاءِ و suitableيڪ موزون آھي.

6. Low water absorption.

ان جو پاڻي جذب (D-24/23 ، پليٽ ٿولهه 1.6mm): ≤19mg ، جيڪو س wetي مدد مهيا ڪري ٿو ان جي استعمال لاءِ گلي ٽرانسفارمرز ۽ equipmentين سامان ۾.