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Chinese Ceramics

The development of ceramics in Asia is quite fast. Ceramics in Asia may exist in the new stone age. Evidence of neolithic culture is also found in the ceramic that may exist in the 5th millennium BC. Ceramic Neolithic period is a black ceramic-lined circular and decorated press / impress. In the early 4th millennium BC, advanced ceramics, decorated slip ...

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Tipe Pompa Injeksi

(1) Pompa Injeksi Tipe Distributor Bahan bakar ditekan oleh vane type feed pump yang mempunyai 4 vane. Pump plunger bergerak lurus bolak-balik sambil berputar karena bergeraknya drive shaft, cam plate, plunger spring, dan lain-lain. Gerakan plunger menyebabkan naiknya tekanan bahan bakar dan menekan bahan bakar melalui delivery valve ke injection nozzle. Governor berfungsi mengatur banyaknya bahan bakar yang diinjeksikan nozzle ...

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Types of Clay

Physical Changes in the Primary and Secondary Clay after Burned The first change that occurs in the primary and secondary clay when burned, is the loss of free water. Especially for secondary clay will be followed by the burning of other organic materials, such as humus, leaves, and twigs contained in the clay. In further changes the chemical content of ...

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Membersihkan Area Karyawan

Area karyawan adalah area yang dipergunakan khusus oleh karyawan untuk melakukan kegiatan / pekerjaan sehari-hari. Alat pembersih yang diperlukan dalam menjaga kebersihan ini adalah: • Kain pembersih (cleaning cloth) • Spon (sponge) • Pembersih serba guna (multi purpose cleaner) • Alat pembersih kaca (glass wiper) • Telescopic stic • Bola lampu • Vacuum Cleaner • Broom and Brush Bahan pembersih ...

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Pembersihan Secara Manual

Pembersihan secara manual adalah cara pembersihan yang dilakukan dengan menggunakan tenaga manusia, walaupun cara pembersihan ini juga dibantu dengan peralatan manual (cara menggerakkannya dilakukan dengan menggunakan tenaga manusia). Macam-macam sistem pembersihan manual: a. Dusting (mengelap debu pada perabot/barang) b. Sweeping (menyapu lantai) c. Mopping (mengepel lantai) d. Window Cleaning/Mirror Cleaning (membersihkan kaca jendela / kaca cermin). e. Polishing (memoles barang ...

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Stoneware and Porcelain Composition

Most of the prepared clay is usually made for commercial purposes and some kind of clay like; feldspar, kaolin, quartz, fireclay, and ballclay made in certain formulas. Colors include fuel Stoneware gray, beige, brown, dark brown, and orange. Stoneware clay usually contains elements of iron (Fe), titanium (Ti), zinc (Zn) and is the difference between porcelain stoneware with porcelain because ...

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