CPC B29B 17/0404 (2013.01) [B07B 1/4618 (2013.01); B29B 17/0042 (2013.01); C08K 7/14 (2013.01); B29B 17/0412 (2013.01); B29C 39/10 (2013.01); B29C 70/54 (2013.01); B29K 2105/26 (2013.01); B29K 2309/08 (2013.01); B29L 2031/737 (2013.01)] | 20 Claims |
1. A composite mining screen comprising:
a cast elastomer frame encapsulating a pultruded composite mining screen insert, wherein the insert contains up to 85 wt. % fibrous reinforcing material, based on the weight of the insert, and wherein a polyol component of the cast elastomer contains polymer regrind.
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