Rubber rollers are used because rubber has an elasticity that no metal can provide. Metal can corrode, scratch, dent and crack, which can happen easily and often. Additionally, the texture and hardness of metals can scratch and damage any medium they come into contact with. Other materials, such as fiber-reinforced composites, can offer better quality, but are more expensive and less readily available. They are not readily available and are usually more expensive. Rubber pulleys are the most economical method while offering longer pulley life and unique physical and psychomechanical properties Silicone Roller,Acid Resistance Roll,Textile Printing Roller,Wear Resistance Roll Taixing Jinlong Rubber Rollers Co., Ltd. , https://www.txjinlongrubber.com
The price of the yacht is so high that the luxurious design of the master bedroom is the main reason. The bedroom is covered with platinum, and the wall is made of meteorites and rare Tyrannosaurus keels. Although Chelsea’s owner Roman Abramovich’s £300 million “Eclipse†yacht facility is also complete with two swimming pools, a gym and a submarine, it does not have the most dazzling platinum and gold, see this "Gold ship", it is estimated that Abu should also be jealous. 
This boat was designed by Stuart Hughes, the famous British luxury designer. It took 3 years to complete. The design is one of Hues's 39-year-old luxury masterpiece. 
Hughes and his wife Catherine started custom design service in 2002 and put his touch of gold into various items. For example, his panoramic wall-mounted fish tank is made of 68 kg of 24 carat gold and you need to spend a full 3 million pounds to own it. 
Next is Hughes's diamond iPhone 4, which costs 5 million pounds. The iPhone's mobile phone is surrounded by 500 small diamonds, including 2 replaceable diamonds set on the "home" button, 7.4 carats of finished pink diamonds, and an 8 carat flawless diamond with a total value of up to 4 million pounds. 
You can also find bigger diamonds in his luxury bottle design. The bottle of the lemon liqueur in the Amalfi hotel is filled with the world’s rarest 18.5 carat diamonds, and you have to spend £27 million to drink with it.
Hughes also used gold and precious metals for laptops, beds, cars, and even kits.
Luxury yachts worth £3 billion wrapped in gold master bedroom covered in platinum
The British "Daily Mail" July 20 news, an unnamed Malaysian businessman spent 3 billion pounds to buy a yacht built in full gold, its level of luxury is culmination. The whole yacht is like being wrapped in gold. From the bottom of the boat to the deck, restaurants, railings and anchors, there is no place for gold. The entire boat consumed a total of 100,000 kilograms of precious metals.
Valuable: If you want this luxury yacht, then you have to pay tribute to 3 billion pounds.
Luxury: This amazing bedroom is full of platinum and ancient artifacts
Gold Standard: The hull is covered by precious metals - even the anchors are given a special landscaping.
Luxury Needs: A well-designed dining area is a major feature of the yacht