04金屬壓鑄與壓鑄模測驗

04金屬壓鑄與壓鑄模測驗

9th - 12th Grade

22 Qs

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04金屬壓鑄與壓鑄模測驗

04金屬壓鑄與壓鑄模測驗

Assessment

Quiz

Instructional Technology

9th - 12th Grade

Practice Problem

Hard

Created by

許 俊偉

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22 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

Media Image

對壓鑄加工而言,控制適當的模具溫度主要的目標是能使「熱」達平衡狀態。

2.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

Media Image

鎖模力即壓鑄機加在鑄模的總壓力,一般鎖模力需為開模力之2~3倍左右。

Answer explanation

1.1~1.25倍左右。

3.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

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壓鑄機若依其適用之壓鑄方法分類,可分為熱室壓鑄機與冷室壓鑄機兩種。

4.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

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澆道設計時應儘量暢順,不要有尖銳彎角或過大的方向轉變,以免產生亂流或混入氣體。

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

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壓鑄鋁合金中若含鐵量在0.8~1.3%之間,可改善鑄件黏模的缺點,又可增大硬度。

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

鎂合金之鑄造溫度在650℃~700℃之間,宜以冷室法壓鑄。

7.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

壓鑄是將鐵金屬或其合金,在熔融狀態下以高壓注入金屬模中,使製品成為固定形狀的一種加工方式。

Answer explanation

非鐵金屬。

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