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In the structure, it is divided into annular blowout preventer with spherical plastic core, annular blowout preventer with cone-shaped plastic core, and blowout preventer with tube-shaped plastic core. Annular BOP top cap and housing are connected by bolts or claw blocks.
Blowout preventer with spherical plastic core and dust-proof ring.
Performance characteristics: reasonable structure, easy operation, long life of plastic core, adapt to a wide range, capable to seal pipe string with nominal paths from 0-DN in ans shapes, better performance by combining with ran blowout preventer in the use.
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Services: Sourcing
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Services: General trading in raw materials, supply chain, contracting.
Buyer: Chemicals, petrochemicals
Supplier: Bauxite, salt, granite, shopping bags, disposable products, wine bottles, wine bags, promotional items, custom products
Supplier: Food and agricultural crops , legumes , vegetable, fruits , fodders , herbs , grains , tomato paste , dried tomatoes , potato , sweet potato , bananas, dates.
men's, women's and children's clothing, fabrics and textiles, medical supply, household tools and equipment, paints and construction supplies, foliar fertilizers, plant nutrition , micro elements, Â fertilizers, plant health, herbs
Services: International trade
Supplier: O ring, seal, mechanical seals, seal kits, hydraulic breaker, drilling machinery and construction machinery spare parts and components, crushing and screening spare parts.
