ผลการค้นหา

Bench-Blower

แปลว่า(english) A small core-blowing machine, utilizing a removable sand magazine and blow heat.

Bar, Flask

แปลว่า(english) A rib in the cope of a tight flask to help support the sand.

Burn-On-Sand

แปลว่า(english) Sand adhering to the surface of the casting that is extremely difficult to remove.

Blackening Scab

แปลว่า(english) A form of casting defect related to an improper coating rather than to the sand.

Rebound

แปลว่า(Concrete Engineering) Wet shotcrete or sand and cement which bounces away from a surface again at which pneumatically applied mortar is being projected.

Band, Inside

แปลว่า(english) A loose steel frame placed inside a removable flask to reinforce the sand at the parting line after the flask has been removed.

Baked Strength

แปลว่า(english) Compressive, shear, tensile or transverse strength of a mold sand mixture when baked at a temperature above 231 B0F (111 B0C) and then cooled to room temperature.

soil separates

แปลว่าอนุภาคดินแบ่งตามขนาด : อนุภาคของดินที่พิจารณาตามขนาดของมัน แบ่งออกเป็น 3 ชนิด คือ ทราย (sand) ตะกอนดิน (silt) และดินเหนียว (clay) ซึ่งจะมีขนาดตั้งแต่ 2.00 ถึง 0.02 มม. ,0.02 ถึง 0.002 มม. และ 0.002 มม. ลงไป ตามลำดับ

Sacking

แปลว่า(Concrete Engineering) Removing or alleviating defects on a concrete surface by applying a mixture of sand and cement to the moistened surface and rubbing with a coarse material such as burlap.

Blast Cleaning (blasting)

แปลว่า(english) A process for cleaning or finishing metal objects by use of an air jet or centrifugal wheel that propels abrasive particles (grit, sand, or shot) against the surfaces of the workpiece at high velocity.

Gillmore Needle

แปลว่า(Concrete Engineering) A device used in determining time of setting of hydraulic cement, described in ASTM 0 266. Gradation The sizing of granular materials; for concrete materials, usually expressed in terms of cumulative percentages larger or smaller than each of a series of sieve openings or the percentages between certain ranges of sieve openings.

Abrasive 1

แปลว่า(english) Material for grinding, polishing, blasting, either in loose form or bonded to form wheels, bricks, or files, or applied to paper and cloth by glue or resin. Natural abrasives include emery, corundum, garnet, sand, flint, etc. Metallic shot and grit are also used as abrasives in cleaning castings