4CR 7404 High Build Filler Spray light gray 500 ml. Rated 0 out of 5 $ 26.06 Original price was: $26.06. $ 20.85 Current price is: $20.85. MSRP: $ 31.27 (YOU SAVE $ 10.42) Add to cart. Sale! Hardener - Thinner 4CR 0407 Universal Hardener fast 0.25 L. Rated 0 out of 5

Over 78 countries, more than 1600 products, the same philosophy: always be there with the right solution at the right time. Our range covers every car refinishing need. Primers and clearcoats for bodywork, putties, abrasives, masking products, polishes and workshop equipment… We offer more than products.

Masking Putties Abrasives Fillers – Primes Bonding – Sealing Cleaning Painting Polishing / Detailing Equipment Hardener – Thinner

On bare substrate, the preliminary application of an adhesion promoter (for ex. 4CR 4100 or 4CR 4400) is essential. Steel or iron areas smaller as the palm of the hand may be directly overcoated.

4cr的钢一般只有54hrc的硬度。 他和7cr和9cr差的稍微远一点。 7cr和9cr差距稍微小一点，平时不太感觉得出来。 這幾種只能買9cr,前提熱處理要到位。 我补充下吧，现代冶金技术不完全靠成分决定上限，低端的确实是靠成分，高端的是靠微观的分子结构。 代表性的就是m390和v3n。 合金成分特别容易被检测出，甚至能分析出小数点后8位。 但是原子结构你只能看，却很难生产。 甚至很多做刀的金属的厂家已经把成分表和分子团公布了，你却无法复制。 抛开专利不谈，想复制 …

Even the cake can be orange and a symbol of sharing and celebration. 20 years is a lot, but we don't stop here, except for a treat. #4CRew

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4Cr不锈钢的硬度较高，适合制作较硬的刀具，其工艺性能优异，易于加工、热处理和抛光，制成的刀具具有较好的切削性能和美观外观。 5Cr不锈钢的韧性更好，适合制作较强韧、不易断裂的刀具。

High-performance ceramic based abrasive on foil for the professional use in the body shop. Extraordinary long tool life. Excellent Finish. ID-Nr.: DE260999738.

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