کیت حلقه ای از لاستیک NBR-90O برای حفاری

واشر
August 06, 2025
Keyword: حلقه کیت
Video Description:
Discover the NBR-90 Sumitomo O Ring Kit for excavators, a high-quality rubber seal solution designed for durability and performance. This kit includes 447 O-rings, made from NBR, HNBR, and FKM materials, offering high pressure and wear resistance. Ideal for construction machinery, injection molding, and automotive industries.
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