Kettenfabrik Unna was founded in 1921 as a daughter company of Union Sils van de Loo & Co. Fröndenberg. In 1925 the two confidential clerks took the company over with a management buy-out. In 1928 paid one of the confidential clerks, Friedrich Jasper, the other one out. Since then Kettenfabrik Unna is a completely owned family company. In 1949 followed with Dr. Manfred Jasper the second generation. With Dr. Ingo Jasper the third generation came in 1991 into the company. Kettenfabrik ...
read moreBush chains are different from pin chains in that the inside plate is pressed on the bush, which is pushed on the pin with a ...
read moreSpecial chains cannot be clearly assigned to any of the above groups. They are cast chains or flat-top chains. Forged chains ...
read moreRound steel chains are subdivided into untested, tested and calibrated chains. Tested chains have been subjected to force ...
read moreThe difference between a roller chain and a bush chain is that the former has a kelly roller slipped over the bush to reduce ...
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