21. Tin plate maker denies threat to stop supply22. These developments brought the factory to the forefront as Prussia's largest black and tin plate producer. 23. This new tin plate range was such a success that in 1946 the company moved production in-house. 24. Tin plate comprises about 65 to 70 per cent of the required material to produce tin cans.25. Less-expensive posts are bronze with tin plating . 26. Branch sidings served the Redbrook ( Tynewydd ) and Avondale tin plate works to the north east. 27. A tin plate seal ensured the cans would not rust and the water would stay fresh indefinitely. 28. Radyr Weir was built in 1774 to divert water into a leat to the Melingriffith Tin Plate Works. 29. The die-cast baseplates were expanded across the range to replace the original tin plate at the same time. 30. The first was a large scale wind-up racer made with a cast aluminum body and tin plate wheels.