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德國(guó)BYK5751圓錐彎曲試驗(yàn)儀
詳細(xì)信息品牌：德國(guó)BYK 型號(hào)：5751 加工定制：否 測(cè)量范圍：100 彎折次數(shù)：100 次/min 適用范圍：油漆 Features
The conical mandrel bender is a popular design to test coating flexibility.
- Precision cut conical mandrel for accurate results
- Built-in ruler for convenient measurement
- Special sample holder plate design to prevent panel slippage
- Economically price
- Compliant with ASTM and ISO methods
- Durable design for long term use
Technical Attributes
General
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- 重量：4.1 kg
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- 尺寸： L x W x H51 x 15 x 18 cm
ISO 6860
ASTM D522
Procedure
- Carefully cover test panel with paper between mandrel and draw bar, and clamp the panel
- Fold the test panel around the cone by using the manually operated arm that is pivoted at the ends of the axis of the cone
- Bend uniformly at 180 degrees within 15 seconds
- Remove panel and examine the coating for cracks
- Mark the point at which the cracking stops and measure the distance from the farthest end of the crack to the small end of the mandrel
- Appropriate calibration curves also permit determination of the elongation values of the paint film
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