[Nov 11, 2023] API-936 Test Prep Training Practice Exam Questions Practice Tests [Q40-Q60]

NO.40 Applicator qualification for thin layer erosion resistant lining, each applicator shall pack a test panel of size.

NO.41 A high alumina mineral usually consists of rounded concretionary grains embedded in clay-like mass and is believed to consist essentially of alumina trihydrate (Al2O3 H2O) and alumina hydrate (Al2O3 H2O) in varying proportions is called

NO.42 Castable, gunning mixes, ramming mixes, plastics, and mortars are

NO.43 Fused silica aggregate is used as a raw material in a castable providing

NO.44 Forms (types) of refractory

NO.45 The surface of a refractory section exposed to the source of heat

NO.46 A separation between adjoining parts of a refractory lining that allows small expansive movements, such as those caused by thermal change is known as

NO.47 Alumina – silica refractories containing 45% or more alumina, materials used in their production include diaspore, bauxite, gibbsite, kyanite, sillimanite, alusite, and fused alumina (artificial corundum) is called

NO.48 A condition describing a refractory lining that is soft and friable

NO.49 Compositions of ground refractory materials develop a strong bond at air ambient temperatures by virtue of chemical reactions within the binder phase that is usually activated by water additions. These refractories include cement and phosphate bonded castables is called:

NO.50 The standard test method for abrasion resistance of refractory materials at room temperature is

NO.51 Based on-screen analysis, the size of Alumina – silicate aggregate in typical modern castable is

NO.52 Gunning test panels are constructed with removable backs as required for

NO.53 Applicator qualification for plastic thick layer, the test panel with an applied lining thickness and anchorage shall be

NO.54 In API RP 936, the referenced ASTM standard procedure for cold crushing strength and modulus of rupture is

NO.55 Metallic anchor made from rod or bar and usually used for dual layer linings that are configured in

NO.56 API 936 documentation should content

NO.57 The color of stripe for 304L alloy material of metallic anchor is

NO.58 Refractories containing a substantial amount of silica which is reactive with basic refractories, basic slags, or basic fluxes at high temperatures are known as

NO.59 The standard size of a fabricated test panel for pneumatic gunning qualification is

NO.60 The loss of fragmented refractories from the face of the refractory structure, through cracking and rupturing which results in the exposure of the original inner portion of the refractory lining is called