家 > 200v 400 ワットステンレス鋼電気発熱体フィンチューブエアヒーター

200v 400 ワットステンレス鋼電気発熱体フィンチューブエアヒーター

Finned tubular heaters are constructed like basic tubular elements with the addition of continuous spiral fins, 4-5 per inch permanently furnace brazed to the sheath.Fins greatly increase surface area and permit faster hear transfer to air, resulting in lower surface element temperatures.