`6 Q1 d+ C3 | ) g+ `! |9 J" U9 k2 N" AAll seahorse mattress are foam. there is no any pocket coils. they can stay firm for many years. l: w, U# I4 w
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Is there any difference between seahorse foam and sealy foam?
cathybb 发表于 2014-7-11 14:48 - ?: ~. a, g4 a9 ?4 o8 B: V7 ~( ]' KAll seahorse mattress are foam. there is no any pocket coils. they can stay firm for many years. ...
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你说的对,弹簧做的床垫时间长了都会有凹陷的现象,这是和金属的疲劳强度是分不开的。大牌的床垫厂商像是SIMMONS 会用一些措施来提高弹簧的疲劳强度,比如采用比杂牌床垫强度更高的钢材料,把三股钢丝并成一股的专利技术来增粗弹簧,采用多次高频淬火从而提高表层强度来延缓弹簧的凹陷现象。% j* x3 t0 R' Z9 H5 M
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海马和我们东阳独家代理的KINGKOIL 特硬床垫都是用的8“高压海绵,就是Costco 图里的 HIGH DENSITY FOAM CORE, 加一层 MEMORY FORM的目的是让床垫变软更贴身,迎合白人的睡眠习惯。如果你要找偏硬的床垫的话,Sealy 的这张是不适合你的。我们KINGKOIL的特硬床垫全部北美生产,10年内有塌陷包换,价钱是海马的一半,比这张Sealy的还要便宜,有空可以来看看。